United Airlines flight UA 4551: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 07:30 Huntsville (HSV) 09:50 Chicago O'Hare (ORD) 2
UA 4551 Non-stop Canadair CRJ 550 (CR5) 2:20 Effective 2026-02-12 through 2026-03-28
Daily 07:33 Huntsville (HSV) 09:55 Chicago O'Hare (ORD) 2
UA 4551 Non-stop Canadair CRJ 550 (CR5) 2:22 Effective 2026-01-07 through 2026-02-03
Daily 07:33 Huntsville (HSV) 09:55 Chicago O'Hare (ORD) 2
UA 4551 Non-stop Canadair CRJ 550 (CR5) 2:22 Effective 2026-02-05 through 2026-02-11
Daily 16:20 Houston George Bush (IAH) 17:31 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:11 Effective 2026-04-30 through 2026-05-20
Daily 16:20 Houston George Bush (IAH) 17:25 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:05 Effective 2026-05-21 through 2026-08-17
Daily 16:20 Houston George Bush (IAH) 17:29 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:09 Effective 2026-08-18 through 2026-10-24
Daily 16:20 Houston George Bush (IAH) 17:34 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:14 Effective from 2026-10-25
Sun 17:15 Houston George Bush (IAH) 18:19 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:04 Operates only on 2026-03-29
Daily 17:15 Houston George Bush (IAH) 18:26 Corpus Christi (CRP)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:11 Effective 2026-03-30 through 2026-04-29
Daily 19:35 Corpus Christi (CRP) 20:45 Houston George Bush (IAH)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:10 Effective 2026-04-30 through 2026-05-20
Sun 19:37 Corpus Christi (CRP) 20:39 Houston George Bush (IAH)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:02 Operates only on 2026-03-29
Daily 19:37 Corpus Christi (CRP) 20:47 Houston George Bush (IAH)
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:10 Effective 2026-03-30 through 2026-04-29
Mon,Tue,Thu-Sun 19:45 Indianapolis (IND) 20:10 Chicago O'Hare (ORD) 2
UA 4551 Non-stop Canadair CRJ 550 (CR5) 1:25 Valid until 2026-01-05
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This flight number is listed as serving the following routes:


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United Airlines flight UA 4551: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4551
07:30
Huntsville (HSV)

09:50
Chicago O'Hare (ORD) 2
Effective 2026-02-12 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
07:33
Huntsville (HSV)

09:55
Chicago O'Hare (ORD) 2
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
07:33
Huntsville (HSV)

09:55
Chicago O'Hare (ORD) 2
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
16:20
Houston George Bush (IAH)

17:31
Corpus Christi (CRP)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
16:20
Houston George Bush (IAH)

17:25
Corpus Christi (CRP)
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:05, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
16:20
Houston George Bush (IAH)

17:29
Corpus Christi (CRP)
Effective 2026-08-18 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
16:20
Houston George Bush (IAH)

17:34
Corpus Christi (CRP)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
17:15
Houston George Bush (IAH)

18:19
Corpus Christi (CRP)
Operates only on 2026-03-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:04, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
17:15
Houston George Bush (IAH)

18:26
Corpus Christi (CRP)
Effective 2026-03-30 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
19:35
Corpus Christi (CRP)

20:45
Houston George Bush (IAH)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
19:37
Corpus Christi (CRP)

20:39
Houston George Bush (IAH)
Operates only on 2026-03-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:02, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
19:37
Corpus Christi (CRP)

20:47
Houston George Bush (IAH)
Effective 2026-03-30 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4551
19:45
Indianapolis (IND)

20:10
Chicago O'Hare (ORD) 2
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Canadair CRJ 550 (CR5)
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This flight number is listed as serving the following routes:
  • Houston George Bush (IAH) - Corpus Christi (CRP)
  • Huntsville (HSV) - Chicago O'Hare (ORD)
  • Indianapolis (IND) - Chicago O'Hare (ORD)
All United Airlines flights
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