Air Canada
flight
AC 3439:
Multiple routes
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4774)
Duration: 2:01, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1707)
Duration: 2:01, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-01-07 through 2026-02-11
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 5256)
Duration: 1:53, non-stop Canadair CRJ (CRJ)
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4306)
Duration: 1:50, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC3439
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4306)
Duration: 1:39, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-02-12 through 2026-03-04
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 5256)
Duration: 1:51, non-stop Canadair CRJ (CRJ)
Direct Codeshare Flights:
Air Canada AC3439
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4306)
Duration: 1:53, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
This flight number is listed as serving the following routes:
- Des Moines (DSM) - Denver (DEN)
- Houston George Bush (IAH) - Lubbock (LBB)