Air Canada
flight
AC 4858:
Billings - Denver
Billings - Denver
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4858
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:47, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4858
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:47, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4858
Operates only on 2026-03-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:46, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4858
Valid until 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:44, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4858
Effective from 2026-03-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:43, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4858
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 478)
Duration: 1:44, non-stop Boeing 737-800 (738)
- AC 4858 is a domestic flight departing from the Billings airport (BIL) and arriving at Denver airport (DEN).
- The flight distance is 455 miles, or 732 km.
- The timezone of both the departure and the arrival airports is UTC-7 . Current time at both airports is (loading...).
- For direct flights, the flight time varies between 1:43 and 1:47.