Air Canada
flight
AC 3021:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3021
Operates only on 2026-02-09
Mon
Tue
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Thu
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Fri
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Codeshare flight, operated by United Airlines.
(UA 519)
Duration: 4:23, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3021
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 768)
Duration: 3:15, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-01-10 through 2026-02-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by United Airlines.
(UA 768)
Duration: 3:15, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-03-05 through 2026-03-07
Mon
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Tue
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Wed
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Thu
Fri
Sat
Sun
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Codeshare flight, operated by United Airlines.
(UA 768)
Duration: 3:15, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-03-08 through 2026-03-28
Mon
Tue
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Wed
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Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 768)
Duration: 3:15, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-05-21 through 2026-09-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1307)
Duration: 2:22, non-stop Boeing 737-700 (73G)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-04-20 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1848)
Duration: 2:27, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1848)
Duration: 2:31, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective from 2026-10-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1848)
Duration: 2:31, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-02-12 through 2026-02-19
Mon
Tue
Wed
Thu
Fri
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Sat
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Sun
Codeshare flight, operated by United Airlines.
(UA 1690)
Duration: 2:35, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3021
Operates only on 2026-02-13
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by United Airlines.
(UA 1690)
Duration: 2:36, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-02-20 through 2026-02-26
Mon
Tue
Wed
Thu
Fri
Sat
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-
Sun
Codeshare flight, operated by United Airlines.
(UA 1690)
Duration: 2:35, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3021
Operates only on 2026-02-27
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by United Airlines.
(UA 1690)
Duration: 2:36, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-03-01 through 2026-03-04
Mon
Tue
Wed
Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by United Airlines.
(UA 1690)
Duration: 2:35, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-09-24 through 2026-10-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1991)
Duration: 2:34, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3021
Effective 2026-03-29 through 2026-04-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1991)
Duration: 2:27, non-stop Airbus A319 (319)
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This flight number is listed as serving the following routes:
- Denver (DEN) - San Jose del Cabo (SJD)
- Newark Liberty, New York (EWR) - Atlanta (ATL)
- San Francisco (SFO) - Chicago O'Hare (ORD)