Alaska Airlines flight AS 4142: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 08:14 Des Moines (DSM) 11:45 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 700 (CR7) 2:31 Effective 2025-07-05 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 5645)
Thu,Fri 08:55 Jacksonville (JAX) 10:37 Dallas Fort Worth (DFW)
AS 4142 Non-stop Boeing 737-800 (738) 2:42 Effective 2025-06-05 through 2025-06-06
Codeshare flight, operated by American Airlines.(AA 1537)
Daily 10:22 Greenville/Spartanburg (GSP) 11:54 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:32 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 5267)
Mon-Fri,Sun 10:27 Greenville/Spartanburg (GSP) 11:59 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:32 Effective 2025-05-05 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 5267)
Sat 10:28 Greenville/Spartanburg (GSP) 12:00 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:32 Effective 2025-05-10 through 2025-05-31
Codeshare flight, operated by American Airlines.(AA 5267)
Mon-Fri,Sun 10:41 Greenville/Spartanburg (GSP) 12:19 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:38 Effective 2025-07-06 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 5267)
Daily 11:19 Greenville/Spartanburg (GSP) 12:59 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 900 (CR9) 1:40 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 5267)
Daily 11:21 Greenville/Spartanburg (GSP) 12:59 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Canadair CRJ 900 (CR9) 1:38 Effective 2025-09-03 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 5267)
Thu,Fri 12:19 Portland (PWM) 14:09 Ronald Reagan Washington (DCA) 2
AS 4142 Non-stop Embraer EMB 175 (E75) 1:50 Effective 2025-06-12 through 2025-06-13
Codeshare flight, operated by American Airlines.(AA 3984)
Daily 12:47 San Diego (SAN) 2 17:50 Dallas Fort Worth (DFW)
AS 4142 Non-stop Airbus A321neo (32Q) 3:03 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 2783)
Daily 12:48 San Diego (SAN) 2 17:50 Dallas Fort Worth (DFW)
AS 4142 Non-stop Airbus A321neo (32Q) 3:02 Effective 2025-11-02 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2783)
Daily 12:51 San Diego (SAN) 2 17:50 Dallas Fort Worth (DFW)
AS 4142 Non-stop Airbus A321neo (32Q) 2:59 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 2783)
Daily 12:57 San Diego (SAN) 2 17:50 Dallas Fort Worth (DFW)
AS 4142 Non-stop Airbus A321neo (32Q) 2:53 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 2783)
Sat 14:32 Dallas Fort Worth (DFW) E 15:55 Amarillo (AMA)
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective 2025-06-07 through 2025-06-21
Codeshare flight, operated by American Airlines.(AA 6521)
Wed,Sat 14:32 Dallas Fort Worth (DFW) E 15:55 Amarillo (AMA)
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective 2025-06-25 through 2025-07-02
Codeshare flight, operated by American Airlines.(AA 6521)
Sat 16:25 Amarillo (AMA) 17:40 Dallas Fort Worth (DFW) E
AS 4142 Non-stop Canadair CRJ 700 (CR7) 1:15 Operates only on 2025-06-07
Codeshare flight, operated by American Airlines.(AA 6521)
Fri 17:00 Chicago O'Hare (ORD) 3 19:29 New Orleans (MSY)
AS 4142 Non-stop Embraer EMB 175 (E75) 2:29 Operates only on 2025-07-04
Codeshare flight, operated by American Airlines.(AA 4432)
Tue,Wed 18:55 San Antonio (SAT) 19:14 Phoenix Sky Harbor (PHX) 4
AS 4142 Non-stop Airbus A320 (320) 2:19 Effective 2025-06-10 through 2025-06-18
Codeshare flight, operated by American Airlines.(AA 570)
Mon 19:05 Chicago O'Hare (ORD) 3 21:37 New Orleans (MSY)
AS 4142 Non-stop Embraer EMB 175 (E75) 2:32 Effective 2025-06-09 through 2025-06-16
Codeshare flight, operated by American Airlines.(AA 4432)
Mon,Thu,Fri 19:05 Chicago O'Hare (ORD) 3 21:37 New Orleans (MSY)
AS 4142 Non-stop Embraer EMB 175 (E75) 2:32 Effective 2025-06-19 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 4432)
Sun 19:10 Chicago O'Hare (ORD) 3 21:38 New Orleans (MSY)
AS 4142 Non-stop Embraer EMB 175 (E75) 2:28 Effective 2025-06-08 through 2025-06-29
Codeshare flight, operated by American Airlines.(AA 4432)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4142: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4142
08:14
Des Moines (DSM)

11:45
Ronald Reagan Washington (DCA) 2
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5645)
Duration: 2:31, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
08:55
Jacksonville (JAX)

10:37
Dallas Fort Worth (DFW)
Effective 2025-06-05 through 2025-06-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1537)
Duration: 2:42, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4142
10:22
Greenville/Spartanburg (GSP)

11:54
Ronald Reagan Washington (DCA) 2
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:32, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
10:27
Greenville/Spartanburg (GSP)

11:59
Ronald Reagan Washington (DCA) 2
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:32, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
10:28
Greenville/Spartanburg (GSP)

12:00
Ronald Reagan Washington (DCA) 2
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:32, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
10:41
Greenville/Spartanburg (GSP)

12:19
Ronald Reagan Washington (DCA) 2
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:38, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
11:19
Greenville/Spartanburg (GSP)

12:59
Ronald Reagan Washington (DCA) 2
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:40, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS4142
11:21
Greenville/Spartanburg (GSP)

12:59
Ronald Reagan Washington (DCA) 2
Effective 2025-09-03 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5267)
Duration: 1:38, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS4142
12:19
Portland (PWM)

14:09
Ronald Reagan Washington (DCA) 2
Effective 2025-06-12 through 2025-06-13
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3984)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4142
12:47
San Diego (SAN) 2

17:50
Dallas Fort Worth (DFW)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2783)
Duration: 3:03, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4142
12:48
San Diego (SAN) 2

17:50
Dallas Fort Worth (DFW)
Effective 2025-11-02 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2783)
Duration: 3:02, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4142
12:51
San Diego (SAN) 2

17:50
Dallas Fort Worth (DFW)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2783)
Duration: 2:59, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4142
12:57
San Diego (SAN) 2

17:50
Dallas Fort Worth (DFW)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2783)
Duration: 2:53, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4142
14:32
Dallas Fort Worth (DFW) E

15:55
Amarillo (AMA)
Effective 2025-06-07 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6521)
Duration: 1:23, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
14:32
Dallas Fort Worth (DFW) E

15:55
Amarillo (AMA)
Effective 2025-06-25 through 2025-07-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6521)
Duration: 1:23, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
16:25
Amarillo (AMA)

17:40
Dallas Fort Worth (DFW) E
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6521)
Duration: 1:15, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
17:00
Chicago O'Hare (ORD) 3

19:29
New Orleans (MSY)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4432)
Duration: 2:29, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4142
18:55
San Antonio (SAT)

19:14
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-10 through 2025-06-18
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 570)
Duration: 2:19, non-stop
Airbus A320 (320)
Alaska Airlines AS4142
19:05
Chicago O'Hare (ORD) 3

21:37
New Orleans (MSY)
Effective 2025-06-09 through 2025-06-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4432)
Duration: 2:32, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4142
19:05
Chicago O'Hare (ORD) 3

21:37
New Orleans (MSY)
Effective 2025-06-19 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4432)
Duration: 2:32, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4142
19:10
Chicago O'Hare (ORD) 3

21:38
New Orleans (MSY)
Effective 2025-06-08 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4432)
Duration: 2:28, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Amarillo (AMA) - Dallas Fort Worth (DFW)
  • Chicago O'Hare (ORD) - New Orleans (MSY)
  • Des Moines (DSM) - Ronald Reagan Washington (DCA)
  • Greenville/Spartanburg (GSP) - Ronald Reagan Washington (DCA)
  • Jacksonville (JAX) - Dallas Fort Worth (DFW)
  • Portland (PWM) - Ronald Reagan Washington (DCA)
  • San Antonio (SAT) - Phoenix Sky Harbor (PHX)
  • San Diego (SAN) - Dallas Fort Worth (DFW)
All Alaska Airlines flights
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