United Airlines
flight
UA 4644:
Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4644
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Embraer EMB 175 (E7W)
Embraer EMB 175 (E7W)
United Airlines UA4644
Operates only on 2025-07-04
Mon
-
-
Tue
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-
Wed
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Thu
-
-
Fri
Sat
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-
Sun
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-
Duration: 2:16, non-stop
Embraer EMB 175 (E7W)
Embraer EMB 175 (E7W)
United Airlines UA4644
Effective 2025-06-02 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-05-22 through 2025-06-01
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
United Airlines UA4644
Effective 2025-05-24 through 2025-05-31
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
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-
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-07-05 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
United Airlines UA4644
Effective 2025-08-02 through 2025-08-16
Mon
-
-
Tue
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-
Wed
Thu
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-
Fri
-
-
Sat
Sun
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-
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
United Airlines UA4644
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Canadair CRJ (CRJ)
Canadair CRJ (CRJ)
United Airlines UA4644
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
United Airlines UA4644
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Canadair CRJ 550 (CR5)
Canadair CRJ 550 (CR5)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
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This flight number is listed as serving the following routes:
- Aspen (ASE) - George Bush, Houston (IAH)
- Charleston (CRW) - Chicago O'Hare (ORD)
- George Bush, Houston (IAH) - Nashville (BNA)