Southwest Airlines flight WN 504: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:35 Des Moines (DSM) 06:45 Saint Louis (STL) 2
WN 504 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-10-02 through 2025-10-31
Mon-Wed 05:35 Austin (AUS) 06:40 Love Field, Dallas (DAL) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 05:35 Austin (AUS) 06:40 Love Field, Dallas (DAL) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-12-19 through 2026-01-04
Tue,Wed 05:40 Austin (AUS) 09:50 Baltimore (BWI)
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2025-06-10 through 2025-07-30
Sun 05:50 Midway, Chicago (MDW) 07:15 Kansas City (MCI)
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-08-10 through 2025-08-24
Sun 05:50 Midway, Chicago (MDW) 07:15 Kansas City (MCI)
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-09-07 through 2025-09-28
Tue,Wed 06:40 Sacramento (SMF) B 08:05 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-04 through 2025-11-12
Mon-Thu 06:40 Sacramento (SMF) B 08:05 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-17 through 2025-11-20
Mon-Fri 06:40 Sacramento (SMF) B 08:05 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-02 through 2025-12-11
Mon-Wed 06:40 Sacramento (SMF) B 08:05 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-15 through 2025-12-17
Wed,Thu 06:40 Sacramento (SMF) B 08:05 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-24 through 2026-01-01
Sun 06:50 Seattle-Tacoma (SEA) 08:40 Sacramento (SMF) B
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Operates only on 2025-11-30
Mon,Thu,Fri 07:00 Los Angeles (LAX) 1 12:00 Austin (AUS)
WN 504 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-08-07 through 2025-09-29
Mon-Wed 07:20 Love Field, Dallas (DAL) 1 09:35 Midway, Chicago (MDW)
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:20 Love Field, Dallas (DAL) 1 09:35 Midway, Chicago (MDW)
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-19 through 2026-01-04
Sat 07:25 Love Field, Dallas (DAL) 1 09:40 Midway, Chicago (MDW)
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-22 through 2025-11-29
Sat 07:25 Love Field, Dallas (DAL) 1 09:40 Midway, Chicago (MDW)
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri,Sun 08:30 Sacramento (SMF) B 09:50 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 08:30 Sacramento (SMF) B 09:50 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2025-11-21 through 2025-11-28
Fri,Sun 08:30 Sacramento (SMF) B 09:50 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2025-12-07 through 2025-12-14
Thu 08:30 Sacramento (SMF) B 09:50 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Operates only on 2025-12-18
Mon 08:30 Sacramento (SMF) B 09:50 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Operates only on 2026-01-05
Tue,Wed 08:40 Ontario, Los Angeles (ONT) 4 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-11-04 through 2025-11-12
Mon-Thu 08:40 Ontario, Los Angeles (ONT) 4 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-11-17 through 2025-11-20
Mon-Fri 08:40 Ontario, Los Angeles (ONT) 4 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-12-02 through 2025-12-11
Mon-Wed 08:40 Ontario, Los Angeles (ONT) 4 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-12-15 through 2025-12-17
Wed,Thu 08:40 Ontario, Los Angeles (ONT) 4 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-12-24 through 2026-01-01
Tue,Wed 08:55 Midway, Chicago (MDW) 11:20 Sacramento (SMF) B
WN 504 Non-stop Boeing 737-700 (73W) 4:25 Valid until 2025-06-04
Sun 09:15 Sacramento (SMF) B 10:35 Ontario, Los Angeles (ONT) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2025-11-30
Sat 10:25 Midway, Chicago (MDW) 11:55 Kansas City (MCI)
WN 504 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-09 through 2025-09-27
Tue,Wed 10:25 Las Vegas Harry Reid (LAS) 1 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-11-04 through 2025-11-12
Mon-Thu 10:25 Las Vegas Harry Reid (LAS) 1 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-11-17 through 2025-11-20
Mon-Fri 10:25 Las Vegas Harry Reid (LAS) 1 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed 10:25 Las Vegas Harry Reid (LAS) 1 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-12-15 through 2025-12-17
Wed,Thu 10:25 Las Vegas Harry Reid (LAS) 1 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-12-24 through 2026-01-01
Tue,Wed 10:50 Baltimore (BWI) 12:20 Boston Logan (BOS) B
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-06-10 through 2025-07-30
Sun 11:10 San Jose (SJC) B 12:50 Eugene (EUG)
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2025-10-05 through 2025-10-26
Sun 11:10 Ontario, Los Angeles (ONT) 4 12:15 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Operates only on 2025-11-30
Tue,Wed 11:20 Phoenix Sky Harbor (PHX) 4 16:00 Des Moines (DSM)
WN 504 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 11:25 Sacramento (SMF) B 14:05 Salt Lake City (SLC)
WN 504 Non-stop Boeing 737-800 (73H) 1:40 Valid until 2025-06-02
Tue,Wed 11:55 Sacramento (SMF) B 14:30 Salt Lake City (SLC)
WN 504 Non-stop Boeing 737-700 (73W) 1:35 Valid until 2025-06-04
Mon,Thu,Fri 12:35 Austin (AUS) 16:50 Baltimore (BWI)
WN 504 Non-stop Boeing 737-700 (73W) 3:15 Effective 2025-08-07 through 2025-09-29
Sun 13:15 Midway, Chicago (MDW) 15:05 Las Vegas Harry Reid (LAS) 1
WN 504 Non-stop Boeing 737-800 (73H) 3:50 Operates only on 2025-08-31
Thu 13:30 Midway, Chicago (MDW) 16:20 Charlotte (CLT)
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Operates only on 2025-11-27
Sat 15:00 Nashville (BNA) 18:10 Orlando (MCO)
WN 504 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-06-07 through 2025-08-02
Sat 15:50 Des Moines (DSM) 17:00 Saint Louis (STL) 2
WN 504 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-10-04 through 2025-11-01
Sun 16:00 Nashville (BNA) 19:10 Orlando (MCO)
WN 504 Non-stop Boeing 737-700 (73W) 2:10 Effective 2025-06-08 through 2025-08-03
Sat 16:25 Sacramento (SMF) B 19:00 Salt Lake City (SLC)
WN 504 Non-stop Boeing 737-700 (73W) 1:35 Valid until 2025-05-31
Tue,Wed 16:45 Des Moines (DSM) 17:55 Saint Louis (STL) 2
WN 504 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-10-07 through 2025-10-29
Tue,Wed 19:00 Austin (AUS) 23:15 Baltimore (BWI)
WN 504 Non-stop Boeing 737-700 (73W) 3:15 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 19:55 Austin (AUS) 00:05 Baltimore (BWI)
WN 504 Non-stop Boeing 737-700 (73W) 3:10 Effective 2025-06-05 through 2025-07-03
The flight arrives 1 day after departure.
Mon,Thu,Fri 19:55 Austin (AUS) 00:05 Baltimore (BWI)
WN 504 Non-stop Boeing 737-700 (73W) 3:10 Effective 2025-07-07 through 2025-08-04
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon-Wed 05:35 Austin (AUS) 09:35 Midway, Chicago (MDW)
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 05:35 Austin (AUS) 09:35 Midway, Chicago (MDW)
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-12-19 through 2026-01-04
Tue,Wed 05:40 Austin (AUS) 12:20 Boston Logan (BOS) B
WN 504 1-stop Boeing 737 MAX 8 (7M8) 5:40 Effective 2025-06-10 through 2025-07-30
Tue,Wed 06:40 Sacramento (SMF) B 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-11-04 through 2025-11-12
Mon-Thu 06:40 Sacramento (SMF) B 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-11-17 through 2025-11-20
Mon-Fri 06:40 Sacramento (SMF) B 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-12-02 through 2025-12-11
Mon-Wed 06:40 Sacramento (SMF) B 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-12-15 through 2025-12-17
Wed,Thu 06:40 Sacramento (SMF) B 09:45 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-12-24 through 2026-01-01
Sun 06:50 Seattle-Tacoma (SEA) 10:35 Ontario, Los Angeles (ONT) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Operates only on 2025-11-30
Mon,Thu,Fri 07:00 Los Angeles (LAX) 1 16:50 Baltimore (BWI)
WN 504 1-stop Boeing 737-700 (73W) 6:50 Effective 2025-08-07 through 2025-09-29
Tue,Wed 08:40 Ontario, Los Angeles (ONT) 4 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2025-11-04 through 2025-11-12
Mon-Thu 08:40 Ontario, Los Angeles (ONT) 4 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2025-11-17 through 2025-11-20
Mon-Fri 08:40 Ontario, Los Angeles (ONT) 4 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2025-12-02 through 2025-12-11
Mon-Wed 08:40 Ontario, Los Angeles (ONT) 4 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2025-12-15 through 2025-12-17
Wed,Thu 08:40 Ontario, Los Angeles (ONT) 4 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2025-12-24 through 2026-01-01
Tue,Wed 08:55 Midway, Chicago (MDW) 14:30 Salt Lake City (SLC)
WN 504 1-stop Boeing 737-700 (73W) 6:35 Valid until 2025-06-04
Sun 09:15 Sacramento (SMF) B 12:15 Las Vegas Harry Reid (LAS) 1
WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:00 Operates only on 2025-11-30
Tue,Wed 11:20 Phoenix Sky Harbor (PHX) 4 17:55 Saint Louis (STL) 2
WN 504 1-stop Boeing 737-800 (73H) 4:35 Effective 2025-10-07 through 2025-10-29
Tue,Wed 06:40 Sacramento (SMF) B 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2025-11-04 through 2025-11-12
Mon-Thu 06:40 Sacramento (SMF) B 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2025-11-17 through 2025-11-20
Mon-Fri 06:40 Sacramento (SMF) B 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2025-12-02 through 2025-12-11
Mon-Wed 06:40 Sacramento (SMF) B 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2025-12-15 through 2025-12-17
Wed,Thu 06:40 Sacramento (SMF) B 12:40 Phoenix Sky Harbor (PHX) 4
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2025-12-24 through 2026-01-01
Sun 06:50 Seattle-Tacoma (SEA) 12:15 Las Vegas Harry Reid (LAS) 1
WN 504 2-stop Boeing 737-700 (Scimitar Winglets) 5:25 Operates only on 2025-11-30
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 504: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN504
05:35
Des Moines (DSM)

06:45
Saint Louis (STL) 2
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
05:35
Austin (AUS)

06:40
Love Field, Dallas (DAL) 1
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
05:35
Austin (AUS)

06:40
Love Field, Dallas (DAL) 1
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
05:40
Austin (AUS)

09:50
Baltimore (BWI)
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
05:50
Midway, Chicago (MDW)

07:15
Kansas City (MCI)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
05:50
Midway, Chicago (MDW)

07:15
Kansas City (MCI)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

08:05
Ontario, Los Angeles (ONT) 4
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

08:05
Ontario, Los Angeles (ONT) 4
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

08:05
Ontario, Los Angeles (ONT) 4
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

08:05
Ontario, Los Angeles (ONT) 4
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

08:05
Ontario, Los Angeles (ONT) 4
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:50
Seattle-Tacoma (SEA)

08:40
Sacramento (SMF) B
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
07:00
Los Angeles (LAX) 1

12:00
Austin (AUS)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
07:20
Love Field, Dallas (DAL) 1

09:35
Midway, Chicago (MDW)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
07:20
Love Field, Dallas (DAL) 1

09:35
Midway, Chicago (MDW)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
07:25
Love Field, Dallas (DAL) 1

09:40
Midway, Chicago (MDW)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
07:25
Love Field, Dallas (DAL) 1

09:40
Midway, Chicago (MDW)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:30
Sacramento (SMF) B

09:50
Ontario, Los Angeles (ONT) 4
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
08:30
Sacramento (SMF) B

09:50
Ontario, Los Angeles (ONT) 4
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
08:30
Sacramento (SMF) B

09:50
Ontario, Los Angeles (ONT) 4
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
08:30
Sacramento (SMF) B

09:50
Ontario, Los Angeles (ONT) 4
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
08:30
Sacramento (SMF) B

09:50
Ontario, Los Angeles (ONT) 4
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:55
Midway, Chicago (MDW)

11:20
Sacramento (SMF) B
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
09:15
Sacramento (SMF) B

10:35
Ontario, Los Angeles (ONT) 4
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:25
Midway, Chicago (MDW)

11:55
Kansas City (MCI)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
10:25
Las Vegas Harry Reid (LAS) 1

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:25
Las Vegas Harry Reid (LAS) 1

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:25
Las Vegas Harry Reid (LAS) 1

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:25
Las Vegas Harry Reid (LAS) 1

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:25
Las Vegas Harry Reid (LAS) 1

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
10:50
Baltimore (BWI)

12:20
Boston Logan (BOS) B
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
11:10
San Jose (SJC) B

12:50
Eugene (EUG)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
11:10
Ontario, Los Angeles (ONT) 4

12:15
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
11:20
Phoenix Sky Harbor (PHX) 4

16:00
Des Moines (DSM)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
11:25
Sacramento (SMF) B

14:05
Salt Lake City (SLC)
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
11:55
Sacramento (SMF) B

14:30
Salt Lake City (SLC)
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
12:35
Austin (AUS)

16:50
Baltimore (BWI)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
13:15
Midway, Chicago (MDW)

15:05
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
13:30
Midway, Chicago (MDW)

16:20
Charlotte (CLT)
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
15:00
Nashville (BNA)

18:10
Orlando (MCO)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
15:50
Des Moines (DSM)

17:00
Saint Louis (STL) 2
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
16:00
Nashville (BNA)

19:10
Orlando (MCO)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
16:25
Sacramento (SMF) B

19:00
Salt Lake City (SLC)
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
16:45
Des Moines (DSM)

17:55
Saint Louis (STL) 2
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
19:00
Austin (AUS)

23:15
Baltimore (BWI)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
19:55
Austin (AUS)

00:05(+1)
Baltimore (BWI)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN504
19:55
Austin (AUS)

00:05(+1)
Baltimore (BWI)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN504
05:35
Austin (AUS)

09:35
Midway, Chicago (MDW)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
05:35
Austin (AUS)

09:35
Midway, Chicago (MDW)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
05:40
Austin (AUS)

12:20
Boston Logan (BOS) B
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:40, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

09:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:50
Seattle-Tacoma (SEA)

10:35
Ontario, Los Angeles (ONT) 4
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
07:00
Los Angeles (LAX) 1

16:50
Baltimore (BWI)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:50, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:40
Ontario, Los Angeles (ONT) 4

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
08:55
Midway, Chicago (MDW)

14:30
Salt Lake City (SLC)
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN504
09:15
Sacramento (SMF) B

12:15
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
11:20
Phoenix Sky Harbor (PHX) 4

17:55
Saint Louis (STL) 2
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:35, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:40
Sacramento (SMF) B

12:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN504
06:50
Seattle-Tacoma (SEA)

12:15
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
This flight number is listed as serving the following routes:
  • Austin (AUS) - Baltimore (BWI)
  • Austin (AUS) - Boston Logan (BOS)
  • Austin (AUS) - Love Field, Dallas (DAL)
  • Austin (AUS) - Midway, Chicago (MDW)
  • Baltimore (BWI) - Boston Logan (BOS)
  • Des Moines (DSM) - Saint Louis (STL)
  • Las Vegas Harry Reid (LAS) - Phoenix Sky Harbor (PHX)
  • Los Angeles (LAX) - Austin (AUS)
  • Los Angeles (LAX) - Baltimore (BWI)
  • Love Field, Dallas (DAL) - Midway, Chicago (MDW)
  • Midway, Chicago (MDW) - Charlotte (CLT)
  • Midway, Chicago (MDW) - Kansas City (MCI)
  • Midway, Chicago (MDW) - Las Vegas Harry Reid (LAS)
  • Midway, Chicago (MDW) - Sacramento (SMF)
  • Midway, Chicago (MDW) - Salt Lake City (SLC)
  • Nashville (BNA) - Orlando (MCO)
  • Ontario, Los Angeles (ONT) - Las Vegas Harry Reid (LAS)
  • Ontario, Los Angeles (ONT) - Phoenix Sky Harbor (PHX)
  • Phoenix Sky Harbor (PHX) - Des Moines (DSM)
  • Phoenix Sky Harbor (PHX) - Saint Louis (STL)
  • Sacramento (SMF) - Las Vegas Harry Reid (LAS)
  • Sacramento (SMF) - Ontario, Los Angeles (ONT)
  • Sacramento (SMF) - Phoenix Sky Harbor (PHX)
  • Sacramento (SMF) - Salt Lake City (SLC)
  • San Jose (SJC) - Eugene (EUG)
  • Seattle-Tacoma (SEA) - Las Vegas Harry Reid (LAS)
  • Seattle-Tacoma (SEA) - Ontario, Los Angeles (ONT)
  • Seattle-Tacoma (SEA) - Sacramento (SMF)
All Southwest Airlines flights
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