Austrian flight OS 7720: Dallas Fort Worth - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737 MAX 8 (7M8) 2:33 Operates only on 2025-05-01
Codeshare flight, operated by United Airlines.(UA 380)
Fri 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:33 Operates only on 2025-05-02
Codeshare flight, operated by United Airlines.(UA 380)
Sat 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737 MAX 9 (7M9) 2:33 Operates only on 2025-05-03
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Tue,Thu-Sun 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-800 (738) 2:33 Effective 2025-05-04 through 2025-05-15
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Tue,Fri 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737 MAX 9 (7M9) 2:33 Effective 2025-05-16 through 2025-05-20
Codeshare flight, operated by United Airlines.(UA 380)
Sat 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737 MAX 8 (7M8) 2:33 Operates only on 2025-05-17
Codeshare flight, operated by United Airlines.(UA 380)
Sun 07:00 Dallas Fort Worth (DFW) E 09:33 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-800 (738) 2:33 Operates only on 2025-05-18
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Wed,Fri-Sun 07:00 Dallas Fort Worth (DFW) E 09:31 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:31 Effective 2025-12-19 through 2026-01-02
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Wed,Fri,Sun 07:00 Dallas Fort Worth (DFW) E 09:31 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:31 Effective 2026-01-05 through 2026-01-16
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Wed,Fri,Sun 07:00 Dallas Fort Worth (DFW) E 09:31 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:31 Effective 2026-01-19 through 2026-01-30
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Wed,Fri,Sun 07:00 Dallas Fort Worth (DFW) E 09:31 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:31 Effective 2026-02-02 through 2026-02-13
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Wed,Fri,Sun 07:00 Dallas Fort Worth (DFW) E 09:31 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:31 Effective from 2026-02-16
Codeshare flight, operated by United Airlines.(UA 380)
Mon,Thu,Fri,Sun 12:20 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:35 Effective 2025-05-22 through 2025-06-02
Codeshare flight, operated by United Airlines.(UA 1335)
Sat 12:20 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A320 (320) 2:35 Effective 2025-05-24 through 2025-05-31
Codeshare flight, operated by United Airlines.(UA 1335)
Tue 12:20 Dallas Fort Worth (DFW) E 15:02 Chicago O'Hare (ORD) 2
OS 7720 Non-stop Embraer EMB 175 (E7W) 2:42 Operates only on 2025-05-27
Codeshare flight, operated by United Airlines.(UA 4761)
Mon,Tue,Thu,Fri,Sun 12:20 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:35 Effective 2025-06-03 through 2025-06-26
Codeshare flight, operated by United Airlines.(UA 1335)
Fri 12:20 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-700 (73G) 2:35 Effective 2025-06-27 through 2025-08-15
Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Tue,Thu,Sat,Sun 12:20 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A319 (319) 2:35 Effective 2025-06-28 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Tue,Thu-Sun 12:20 Dallas Fort Worth (DFW) E 14:51 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-700 (73G) 2:31 Effective 2025-08-19 through 2025-09-23
Codeshare flight, operated by United Airlines.(UA 1974)
Sat 12:23 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-900 (739) 2:32 Operates only on 2025-06-07
Codeshare flight, operated by United Airlines.(UA 1335)
Sat 12:23 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Boeing 737-800 (738) 2:32 Effective 2025-06-14 through 2025-06-21
Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Tue,Thu-Sun 12:23 Dallas Fort Worth (DFW) E 14:55 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A320 (320) 2:32 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 1974)
Mon,Wed,Fri 12:30 Dallas Fort Worth (DFW) E 15:01 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A320 (320) 2:31 Effective 2025-10-27 through 2025-12-05
Codeshare flight, operated by United Airlines.(UA 1974)
Mon,Wed,Fri-Sun 12:30 Dallas Fort Worth (DFW) E 15:01 Chicago O'Hare (ORD) 1
OS 7720 Non-stop Airbus A320 (320) 2:31 Effective 2025-12-06 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 1974)
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Austrian flight OS 7720:
Dallas Fort Worth - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737 MAX 8 (7M8)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Operates only on 2025-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Airbus A319 (319)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737 MAX 9 (7M9)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Effective 2025-05-04 through 2025-05-15
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737-800 (738)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Effective 2025-05-16 through 2025-05-20
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737 MAX 9 (7M9)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Operates only on 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737 MAX 8 (7M8)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:33
Chicago O'Hare (ORD) 1
Operates only on 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:33, non-stop
Boeing 737-800 (738)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:31
Chicago O'Hare (ORD) 1
Effective 2025-12-19 through 2026-01-02
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:31, non-stop
Airbus A319 (319)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:31
Chicago O'Hare (ORD) 1
Effective 2026-01-05 through 2026-01-16
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:31, non-stop
Airbus A319 (319)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:31
Chicago O'Hare (ORD) 1
Effective 2026-01-19 through 2026-01-30
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:31, non-stop
Airbus A319 (319)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:31
Chicago O'Hare (ORD) 1
Effective 2026-02-02 through 2026-02-13
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:31, non-stop
Airbus A319 (319)
Austrian OS7720
07:00
Dallas Fort Worth (DFW) E

09:31
Chicago O'Hare (ORD) 1
Effective from 2026-02-16
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 380)
Duration: 2:31, non-stop
Airbus A319 (319)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-05-22 through 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:35, non-stop
Airbus A319 (319)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:35, non-stop
Airbus A320 (320)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

15:02
Chicago O'Hare (ORD) 2
Operates only on 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 4761)
Duration: 2:42, non-stop
Embraer EMB 175 (E7W)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-06-03 through 2025-06-26
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:35, non-stop
Airbus A319 (319)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-06-27 through 2025-08-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:35, non-stop
Boeing 737-700 (73G)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-06-28 through 2025-08-18
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:35, non-stop
Airbus A319 (319)
Austrian OS7720
12:20
Dallas Fort Worth (DFW) E

14:51
Chicago O'Hare (ORD) 1
Effective 2025-08-19 through 2025-09-23
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1974)
Duration: 2:31, non-stop
Boeing 737-700 (73G)
Austrian OS7720
12:23
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:32, non-stop
Boeing 737-900 (739)
Austrian OS7720
12:23
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-06-14 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 2:32, non-stop
Boeing 737-800 (738)
Austrian OS7720
12:23
Dallas Fort Worth (DFW) E

14:55
Chicago O'Hare (ORD) 1
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1974)
Duration: 2:32, non-stop
Airbus A320 (320)
Austrian OS7720
12:30
Dallas Fort Worth (DFW) E

15:01
Chicago O'Hare (ORD) 1
Effective 2025-10-27 through 2025-12-05
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1974)
Duration: 2:31, non-stop
Airbus A320 (320)
Austrian OS7720
12:30
Dallas Fort Worth (DFW) E

15:01
Chicago O'Hare (ORD) 1
Effective 2025-12-06 through 2025-12-17
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1974)
Duration: 2:31, non-stop
Airbus A320 (320)
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Parallax here DFW-ORD
  • OS 7720 is a domestic flight departing from the Dallas Fort Worth airport (DFW) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 801 miles, or 1290 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:31 and 2:42.
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