Air Canada flight AC 4557: Boise - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:10 Boise (BOI) 12:50 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:40 Effective 2025-05-23 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 5386)
Daily 08:20 Boise (BOI) 12:59 Chicago O'Hare (ORD) 1
AC 4557 Non-stop Airbus A320 (320) 3:39 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 600)
Daily 08:30 Boise (BOI) 13:14 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:44 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 5386)
Thu 08:30 Boise (BOI) 13:10 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:40 Operates only on 2025-05-22
Codeshare flight, operated by United Airlines.(UA 5386)
Daily 08:30 Boise (BOI) 13:10 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:40 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 5386)
Daily 08:40 Boise (BOI) 13:11 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:31 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 5386)
Daily 08:40 Boise (BOI) 13:11 Chicago O'Hare (ORD) 2
AC 4557 Non-stop Embraer EMB 175 (E7W) 3:31 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 5386)
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Air Canada flight AC 4557:
Boise - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4557
08:10
Boise (BOI)

12:50
Chicago O'Hare (ORD) 2
Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:40, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4557
08:20
Boise (BOI)

12:59
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 600)
Duration: 3:39, non-stop
Airbus A320 (320)
Air Canada AC4557
08:30
Boise (BOI)

13:14
Chicago O'Hare (ORD) 2
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:44, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4557
08:30
Boise (BOI)

13:10
Chicago O'Hare (ORD) 2
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:40, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4557
08:30
Boise (BOI)

13:10
Chicago O'Hare (ORD) 2
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:40, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4557
08:40
Boise (BOI)

13:11
Chicago O'Hare (ORD) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:31, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4557
08:40
Boise (BOI)

13:11
Chicago O'Hare (ORD) 2
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5386)
Duration: 3:31, non-stop
Embraer EMB 175 (E7W)
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Parallax here BOI-ORD
  • AC 4557 is a domestic flight departing from the Boise airport (BOI) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 1433 miles, or 2305 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 3:31 and 3:44.
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