United Airlines
vol
UA 4421:
Multiple routes
HORAIRES DES VOLS
Vols directs:
United Airlines UA4421
Operates only on 2026-01-06
Lun
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Mar
Mer
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-
Jeu
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-
Ven
-
-
Sam
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-
Dim
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-
Duration: 2:33, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Valid until 2026-01-05
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-01-07 through 2026-02-03
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 2:02, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-02-05 through 2026-02-11
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 2:02, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-03-05 through 2026-03-28
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-03-29 through 2026-04-29
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:47, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Operates only on 2026-02-04
Lun
-
-
Mar
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-
Mer
Jeu
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-
Ven
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-
Sam
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Dim
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-
Duration: 2:02, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-02-12 through 2026-03-04
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective 2026-04-30 through 2026-05-20
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:50, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Vols directs:
United Airlines UA4421
Effective from 2026-05-21
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 1:44, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
This flight number is listed as serving the following routes:
- Newark Liberty, New York (EWR) - Burlington (BTV)
- Richmond (RIC) - Chicago O'Hare (ORD)
- Springfield (SGF) - Chicago O'Hare (ORD)