All airlines flying from Oklahoma City (OKC) to Houston George Bush (IAH).

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 09:24 Oklahoma City (OKC) 11:09 Houston George Bush (IAH) C
United Airlines UA 1448 Non-stop Airbus A319 (319) 1:45 Operates only on 2026-01-18
Sat,Sun 09:25 Oklahoma City (OKC) 11:10 Houston George Bush (IAH) C
United Airlines UA 1448 Non-stop Airbus A319 (319) 1:45 Effective 2026-01-10 through 2026-01-17
Sat,Sun 09:25 Oklahoma City (OKC) 11:10 Houston George Bush (IAH) C
United Airlines UA 1448 Non-stop Airbus A319 (319) 1:45 Effective 2026-01-24 through 2026-02-08
Mon-Fri 09:30 Oklahoma City (OKC) 11:15 Houston George Bush (IAH) C
United Airlines UA 1448 Non-stop Airbus A319 (319) 1:45 Effective 2026-01-07 through 2026-02-11
Daily 09:35 Oklahoma City (OKC) 11:13 Houston George Bush (IAH) C
United Airlines UA 1755 Non-stop Airbus A319 (319) 1:38 Effective 2026-02-12 through 2026-03-04
Daily 08:40 Oklahoma City (OKC) 10:19 Houston George Bush (IAH) C
United Airlines UA 2090 Non-stop Airbus A320 (320) 1:39 Effective 2026-04-30 through 2026-05-20
Daily 08:43 Oklahoma City (OKC) 10:22 Houston George Bush (IAH) C
United Airlines UA 2090 Non-stop Airbus A320 (320) 1:39 Effective 2026-03-29 through 2026-04-29
Mon,Tue,Thu-Sun 08:48 Oklahoma City (OKC) 10:25 Houston George Bush (IAH) C
United Airlines UA 2090 Non-stop Airbus A320 (320) 1:37 Effective 2026-03-05 through 2026-03-28
Wed 09:15 Oklahoma City (OKC) 10:52 Houston George Bush (IAH) C
United Airlines UA 2090 Non-stop Airbus A320 (320) 1:37 Effective 2026-03-11 through 2026-03-25
Sun 15:30 Oklahoma City (OKC) 17:05 Houston George Bush (IAH) C
United Airlines UA 2464 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-01-11 through 2026-02-08
Tue 17:10 Oklahoma City (OKC) 18:51 Houston George Bush (IAH) B
United Airlines UA 3996 Non-stop Embraer EMB 175 (E7W) 1:41 Operates only on 2026-01-06
Daily 19:00 Oklahoma City (OKC) 20:43 Houston George Bush (IAH) B
United Airlines UA 3996 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-04-30 through 2026-05-20
Daily 19:01 Oklahoma City (OKC) 20:44 Houston George Bush (IAH) B
United Airlines UA 3996 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-29 through 2026-04-29
Mon-Fri,Sun 19:05 Oklahoma City (OKC) 20:43 Houston George Bush (IAH) B
United Airlines UA 3996 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-02-12 through 2026-03-04
Daily 19:17 Oklahoma City (OKC) 20:50 Houston George Bush (IAH) B
United Airlines UA 3996 Non-stop Embraer EMB 175 (E7W) 1:33 Effective 2026-05-21 through 2026-08-17
Daily 11:53 Oklahoma City (OKC) 13:36 Houston George Bush (IAH) B
United Airlines UA 4073 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-04-30 through 2026-05-20
Daily 11:55 Oklahoma City (OKC) 13:38 Houston George Bush (IAH) B
United Airlines UA 4073 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-29 through 2026-04-29
Mon,Wed-Sat 15:30 Oklahoma City (OKC) 17:09 Houston George Bush (IAH) B
United Airlines UA 4242 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:39 Effective 2026-01-07 through 2026-02-11
Mon,Wed-Sun 19:00 Oklahoma City (OKC) 20:44 Houston George Bush (IAH) B
United Airlines UA 4267 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:44 Effective 2026-03-05 through 2026-03-28
Mon-Fri,Sun 17:10 Oklahoma City (OKC) 18:52 Houston George Bush (IAH) B
United Airlines UA 4288 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:42 Effective 2026-01-07 through 2026-01-16
Mon-Fri,Sun 17:10 Oklahoma City (OKC) 18:52 Houston George Bush (IAH) B
United Airlines UA 4288 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:42 Effective 2026-01-19 through 2026-02-11
Sat 15:42 Oklahoma City (OKC) 17:21 Houston George Bush (IAH) B
United Airlines UA 4316 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:39 Effective 2026-02-14 through 2026-02-28
Sun 12:05 Oklahoma City (OKC) 13:40 Houston George Bush (IAH) B
United Airlines UA 4353 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:35 Effective 2026-01-11 through 2026-02-08
Wed 12:06 Oklahoma City (OKC) 13:40 Houston George Bush (IAH) B
United Airlines UA 4772 Non-stop Embraer EMB 175 (E7W) 1:34 Operates only on 2026-02-04
Mon-Fri,Sun 05:00 Oklahoma City (OKC) 06:40 Houston George Bush (IAH) B
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-01-07 through 2026-01-16
Mon-Fri,Sun 05:00 Oklahoma City (OKC) 06:40 Houston George Bush (IAH) B
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-01-19 through 2026-02-03
Mon-Fri,Sun 05:00 Oklahoma City (OKC) 06:40 Houston George Bush (IAH) B
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-02-05 through 2026-02-13
Daily 05:00 Oklahoma City (OKC) 06:40 Houston George Bush (IAH) B
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-02-14 through 2026-04-29
Daily 05:10 Oklahoma City (OKC) 06:38 Houston George Bush (IAH) B
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 1:28 Effective from 2026-05-21
Daily 09:43 Oklahoma City (OKC) 11:08 Houston George Bush (IAH) B
United Airlines UA 5501 Non-stop Embraer EMB 175 (E7W) 1:25 Effective from 2026-05-21
Daily 07:05 Oklahoma City (OKC) 08:48 Houston George Bush (IAH) B
United Airlines UA 5503 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-29 through 2026-05-20
Daily 07:08 Oklahoma City (OKC) 08:50 Houston George Bush (IAH) B
United Airlines UA 5503 Non-stop Embraer EMB 175 (E7W) 1:42 Effective 2026-03-05 through 2026-03-28
Daily 07:17 Oklahoma City (OKC) 08:45 Houston George Bush (IAH) B
United Airlines UA 5503 Non-stop Embraer EMB 175 (E7W) 1:28 Effective from 2026-05-21
Daily 07:00 Oklahoma City (OKC) 08:48 Houston George Bush (IAH) B
United Airlines UA 5520 Non-stop Embraer EMB 175 (E7W) 1:48 Valid until 2026-01-05
Daily 07:00 Oklahoma City (OKC) 08:45 Houston George Bush (IAH) B
United Airlines UA 5520 Non-stop Embraer EMB 175 (E7W) 1:45 Effective 2026-01-06 through 2026-02-03
Daily 07:00 Oklahoma City (OKC) 08:45 Houston George Bush (IAH) B
United Airlines UA 5520 Non-stop Embraer EMB 175 (E7W) 1:45 Effective 2026-02-05 through 2026-02-11
Daily 07:06 Oklahoma City (OKC) 08:48 Houston George Bush (IAH) B
United Airlines UA 5520 Non-stop Embraer EMB 175 (E7W) 1:42 Effective 2026-02-12 through 2026-03-04
Daily 13:41 Oklahoma City (OKC) 15:25 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-12 through 2026-03-04
Daily 13:45 Oklahoma City (OKC) 15:24 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:39 Effective 2026-01-06 through 2026-02-11
Daily 13:45 Oklahoma City (OKC) 15:28 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-29 through 2026-04-29
Mon,Tue,Thu-Sun 13:49 Oklahoma City (OKC) 15:25 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:36 Valid until 2026-01-05
Daily 13:50 Oklahoma City (OKC) 15:34 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-03-05 through 2026-03-28
Daily 13:55 Oklahoma City (OKC) 15:38 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-04-30 through 2026-05-20
Daily 14:07 Oklahoma City (OKC) 15:40 Houston George Bush (IAH) B
United Airlines UA 5531 Non-stop Embraer EMB 175 (E7W) 1:33 Effective from 2026-05-21
Daily 15:45 Oklahoma City (OKC) 17:18 Houston George Bush (IAH) B
United Airlines UA 5567 Non-stop Embraer EMB 175 (E7W) 1:33 Effective from 2026-05-21
Daily 17:20 Oklahoma City (OKC) 19:03 Houston George Bush (IAH) B
United Airlines UA 5567 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-04-30 through 2026-05-20
Daily 12:07 Oklahoma City (OKC) 13:40 Houston George Bush (IAH) B
United Airlines UA 5663 Non-stop Embraer EMB 175 (E7W) 1:33 Effective from 2026-05-21
Daily 19:05 Oklahoma City (OKC) 20:36 Houston George Bush (IAH) B
United Airlines UA 5770 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-10-25
Daily 17:10 Oklahoma City (OKC) 18:41 Houston George Bush (IAH) B
United Airlines UA 5918 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-05-21
Mon-Fri,Sun 17:23 Oklahoma City (OKC) 19:07 Houston George Bush (IAH) B
United Airlines UA 5918 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-12 through 2026-03-04
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All airlines flying from Oklahoma City (OKC) to Houston George Bush (IAH).
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1448
09:24
Oklahoma City (OKC)

11:09
Houston George Bush (IAH) C
Operates only on 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1448
09:25
Oklahoma City (OKC)

11:10
Houston George Bush (IAH) C
Effective 2026-01-10 through 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1448
09:25
Oklahoma City (OKC)

11:10
Houston George Bush (IAH) C
Effective 2026-01-24 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1448
09:30
Oklahoma City (OKC)

11:15
Houston George Bush (IAH) C
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1755
09:35
Oklahoma City (OKC)

11:13
Houston George Bush (IAH) C
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA2090
08:40
Oklahoma City (OKC)

10:19
Houston George Bush (IAH) C
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA2090
08:43
Oklahoma City (OKC)

10:22
Houston George Bush (IAH) C
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA2090
08:48
Oklahoma City (OKC)

10:25
Houston George Bush (IAH) C
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA2090
09:15
Oklahoma City (OKC)

10:52
Houston George Bush (IAH) C
Effective 2026-03-11 through 2026-03-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:37, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA2464
15:30
Oklahoma City (OKC)

17:05
Houston George Bush (IAH) C
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA3996
17:10
Oklahoma City (OKC)

18:51
Houston George Bush (IAH) B
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:41, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3996
19:00
Oklahoma City (OKC)

20:43
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3996
19:01
Oklahoma City (OKC)

20:44
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3996
19:05
Oklahoma City (OKC)

20:43
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3996
19:17
Oklahoma City (OKC)

20:50
Houston George Bush (IAH) B
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4073
11:53
Oklahoma City (OKC)

13:36
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4073
11:55
Oklahoma City (OKC)

13:38
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4242
15:30
Oklahoma City (OKC)

17:09
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:39, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4267
19:00
Oklahoma City (OKC)

20:44
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4288
17:10
Oklahoma City (OKC)

18:52
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:42, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4288
17:10
Oklahoma City (OKC)

18:52
Houston George Bush (IAH) B
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:42, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4316
15:42
Oklahoma City (OKC)

17:21
Houston George Bush (IAH) B
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:39, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4353
12:05
Oklahoma City (OKC)

13:40
Houston George Bush (IAH) B
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4772
12:06
Oklahoma City (OKC)

13:40
Houston George Bush (IAH) B
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
05:00
Oklahoma City (OKC)

06:40
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
05:00
Oklahoma City (OKC)

06:40
Houston George Bush (IAH) B
Effective 2026-01-19 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
05:00
Oklahoma City (OKC)

06:40
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
05:00
Oklahoma City (OKC)

06:40
Houston George Bush (IAH) B
Effective 2026-02-14 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
05:10
Oklahoma City (OKC)

06:38
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5501
09:43
Oklahoma City (OKC)

11:08
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5503
07:05
Oklahoma City (OKC)

08:48
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5503
07:08
Oklahoma City (OKC)

08:50
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5503
07:17
Oklahoma City (OKC)

08:45
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5520
07:00
Oklahoma City (OKC)

08:48
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5520
07:00
Oklahoma City (OKC)

08:45
Houston George Bush (IAH) B
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5520
07:00
Oklahoma City (OKC)

08:45
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5520
07:06
Oklahoma City (OKC)

08:48
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:41
Oklahoma City (OKC)

15:25
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:45
Oklahoma City (OKC)

15:24
Houston George Bush (IAH) B
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:45
Oklahoma City (OKC)

15:28
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:49
Oklahoma City (OKC)

15:25
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:36, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:50
Oklahoma City (OKC)

15:34
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
13:55
Oklahoma City (OKC)

15:38
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5531
14:07
Oklahoma City (OKC)

15:40
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5567
15:45
Oklahoma City (OKC)

17:18
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5567
17:20
Oklahoma City (OKC)

19:03
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5663
12:07
Oklahoma City (OKC)

13:40
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5770
19:05
Oklahoma City (OKC)

20:36
Houston George Bush (IAH) B
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5918
17:10
Oklahoma City (OKC)

18:41
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5918
17:23
Oklahoma City (OKC)

19:07
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)
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  • A domestic route departing from the Oklahoma City airport (OKC) and arriving at Houston George Bush airport (IAH).
  • The flight distance is 396 miles, or 637 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:25 and 1:48.
Return (IAH-OKC) flights
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