Air Canada flight AC 4855: Dallas Fort Worth - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 09:22 Dallas Fort Worth (DFW) E 11:57 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-800 (738) 2:35 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 1634)
Daily 10:00 Dallas Fort Worth (DFW) E 12:35 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-800 (738) 2:35 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 1634)
Daily 10:15 Dallas Fort Worth (DFW) E 12:51 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-800 (738) 2:36 Effective 2026-05-21 through 2026-08-17
Codeshare flight, operated by United Airlines.(UA 1634)
Daily 10:15 Dallas Fort Worth (DFW) E 12:50 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-800 (738) 2:35 Effective from 2026-08-18
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Fri,Sun 10:25 Dallas Fort Worth (DFW) E 12:55 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:30 Effective 2026-01-06 through 2026-01-16
Codeshare flight, operated by United Airlines.(UA 2172)
Mon-Fri,Sun 10:25 Dallas Fort Worth (DFW) E 12:55 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:30 Effective 2026-01-19 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 2172)
Fri 10:38 Dallas Fort Worth (DFW) E 13:04 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-900 (739) 2:26 Operates only on 2026-02-13
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Fri,Sun 10:44 Dallas Fort Worth (DFW) E 13:14 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:30 Valid until 2026-01-04
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Thu 10:48 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:27 Effective 2026-02-12 through 2026-02-19
Codeshare flight, operated by United Airlines.(UA 1634)
Sun 10:48 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A320 (320) 2:27 Effective 2026-02-15 through 2026-03-01
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Fri 10:48 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:27 Effective 2026-02-20 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Fri 10:49 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-700 (73G) 2:26 Effective 2026-03-05 through 2026-03-17
Codeshare flight, operated by United Airlines.(UA 1634)
Mon-Fri 10:49 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Boeing 737-700 (73G) 2:26 Effective 2026-03-19 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 1634)
Wed 10:50 Dallas Fort Worth (DFW) E 13:15 Chicago O'Hare (ORD) 1
AC 4855 Non-stop Airbus A319 (319) 2:25 Operates only on 2026-03-18
Codeshare flight, operated by United Airlines.(UA 1634)
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Air Canada flight AC 4855:
Dallas Fort Worth - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4855
09:22
Dallas Fort Worth (DFW) E

11:57
Chicago O'Hare (ORD) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:35, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4855
10:00
Dallas Fort Worth (DFW) E

12:35
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:35, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4855
10:15
Dallas Fort Worth (DFW) E

12:51
Chicago O'Hare (ORD) 1
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:36, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4855
10:15
Dallas Fort Worth (DFW) E

12:50
Chicago O'Hare (ORD) 1
Effective from 2026-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:35, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4855
10:25
Dallas Fort Worth (DFW) E

12:55
Chicago O'Hare (ORD) 1
Effective 2026-01-06 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2172)
Duration: 2:30, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4855
10:25
Dallas Fort Worth (DFW) E

12:55
Chicago O'Hare (ORD) 1
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2172)
Duration: 2:30, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4855
10:38
Dallas Fort Worth (DFW) E

13:04
Chicago O'Hare (ORD) 1
Operates only on 2026-02-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:26, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC4855
10:44
Dallas Fort Worth (DFW) E

13:14
Chicago O'Hare (ORD) 1
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:30, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4855
10:48
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-02-19
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:27, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4855
10:48
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:27, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
Air Canada AC4855
10:48
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Effective 2026-02-20 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:27, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4855
10:49
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Effective 2026-03-05 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:26, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC4855
10:49
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Effective 2026-03-19 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:26, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC4855
10:50
Dallas Fort Worth (DFW) E

13:15
Chicago O'Hare (ORD) 1
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1634)
Duration: 2:25, non-stop
Airbus A319 (319)
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  • AC 4855 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 2:25 and 2:36.
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