Air Canada flight AC 5451: Chicago O'Hare - Santa Ana

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:50 Chicago O'Hare (ORD) 1 11:35 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:45 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 08:57 Chicago O'Hare (ORD) 1 11:35 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:38 Valid until 2026-01-04
Codeshare flight, operated by United Airlines.(UA 1304)
Mon 08:57 Chicago O'Hare (ORD) 1 11:30 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:33 Operates only on 2026-01-05
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 08:57 Chicago O'Hare (ORD) 1 11:48 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:51 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 09:00 Chicago O'Hare (ORD) 1 11:51 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:51 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 09:04 Chicago O'Hare (ORD) 1 11:51 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:47 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 09:15 Chicago O'Hare (ORD) 1 12:00 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737-700 (73G) 4:45 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 1304)
Daily 09:15 Chicago O'Hare (ORD) 1 11:30 Santa Ana (SNA)
AC 5451 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective from 2026-05-21
Codeshare flight, operated by United Airlines.(UA 1304)
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Air Canada flight AC 5451:
Chicago O'Hare - Santa Ana
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC5451
08:50
Chicago O'Hare (ORD) 1

11:35
Santa Ana (SNA)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:45, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
08:57
Chicago O'Hare (ORD) 1

11:35
Santa Ana (SNA)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:38, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
08:57
Chicago O'Hare (ORD) 1

11:30
Santa Ana (SNA)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:33, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
08:57
Chicago O'Hare (ORD) 1

11:48
Santa Ana (SNA)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:51, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
09:00
Chicago O'Hare (ORD) 1

11:51
Santa Ana (SNA)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:51, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
09:04
Chicago O'Hare (ORD) 1

11:51
Santa Ana (SNA)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:47, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
09:15
Chicago O'Hare (ORD) 1

12:00
Santa Ana (SNA)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:45, non-stop
Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC5451
09:15
Chicago O'Hare (ORD) 1

11:30
Santa Ana (SNA)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1304)
Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)
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  • AC 5451 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at Santa Ana airport (SNA).
  • The flight distance is 1721 miles, or 2770 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 4:15 and 4:51.
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