Air Canada
flight
AC 4612:
Grand Rapids - Denver
Grand Rapids - Denver
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-01-06 through 2026-01-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 646)
Duration: 3:05, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-01-15 through 2026-01-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 646)
Duration: 3:05, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-01-23 through 2026-02-01
Mon
-
-
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 646)
Duration: 3:05, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-02-02 through 2026-02-10
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 646)
Duration: 3:05, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Operates only on 2026-02-04
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 4716)
Duration: 3:17, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4612
Operates only on 2026-02-11
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 646)
Duration: 3:05, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 2645)
Duration: 3:06, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 2745)
Duration: 3:10, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-03-07 through 2026-03-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 2745)
Duration: 3:11, non-stop Airbus A320 (320)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-03-08 through 2026-03-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 2745)
Duration: 3:10, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 2617)
Duration: 3:04, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 2745)
Duration: 3:00, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4612
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 2745)
Duration: 2:53, non-stop Boeing 737-800 (738)
- AC 4612 is a domestic flight departing from the Grand Rapids airport (GRR) and arriving at Denver airport (DEN).
- The flight distance is 1012 miles, or 1628 km.
- The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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 2:53 and 3:17.