All airlines flying from Houston George Bush (IAH) to Oklahoma City (OKC).
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| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Daily
19:50
Houston George Bush (IAH) C
21:30
Oklahoma City (OKC) United Airlines UA 592 Non-stop Airbus A319 (319) 1:40 Effective 2026-02-12 through 2026-03-04 |
| Tue
19:50
Houston George Bush (IAH) C
21:30
Oklahoma City (OKC) United Airlines UA 592 Non-stop Airbus A320 (320) 1:40 Effective 2026-03-10 through 2026-03-24 |
| Mon,Wed-Sun
20:00
Houston George Bush (IAH) C
21:40
Oklahoma City (OKC) United Airlines UA 592 Non-stop Airbus A320 (320) 1:40 Effective 2026-03-05 through 2026-03-28 |
| Daily
19:50
Houston George Bush (IAH) C
21:27
Oklahoma City (OKC) United Airlines UA 714 Non-stop Airbus A319 (319) 1:37 Effective 2026-01-06 through 2026-02-11 |
| Sun
12:25
Houston George Bush (IAH) C
14:03
Oklahoma City (OKC) United Airlines UA 780 Non-stop Boeing 737 MAX 8 (7M8) 1:38 Effective 2026-01-11 through 2026-02-08 |
| Daily
18:22
Houston George Bush (IAH) C
20:01
Oklahoma City (OKC) United Airlines UA 1589 Non-stop Airbus A320 (320) 1:39 Effective 2026-04-30 through 2026-05-20 |
| Daily
20:00
Houston George Bush (IAH) C
21:39
Oklahoma City (OKC) United Airlines UA 1589 Non-stop Airbus A320 (320) 1:39 Effective 2026-03-29 through 2026-04-29 |
| Tue
14:20
Houston George Bush (IAH) B
15:56
Oklahoma City (OKC) United Airlines UA 3999 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2026-03-10 through 2026-03-24 |
| Daily
21:40
Houston George Bush (IAH) B
23:15
Oklahoma City (OKC) United Airlines UA 4053 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-04-30 through 2026-05-20 |
| Mon,Wed-Sun
16:28
Houston George Bush (IAH) B
18:06
Oklahoma City (OKC) United Airlines UA 4269 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2026-03-05 through 2026-03-28 |
| Mon-Fri,Sun
14:35
Houston George Bush (IAH) B
16:13
Oklahoma City (OKC) United Airlines UA 4287 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2026-01-07 through 2026-01-16 |
| Mon-Fri,Sun
14:35
Houston George Bush (IAH) B
16:13
Oklahoma City (OKC) United Airlines UA 4287 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2026-01-19 through 2026-02-11 |
| Sat
13:24
Houston George Bush (IAH) B
15:02
Oklahoma City (OKC) United Airlines UA 4313 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2026-02-14 through 2026-02-28 |
| Sun
09:45
Houston George Bush (IAH) B
11:25
Oklahoma City (OKC) United Airlines UA 4336 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:40 Effective 2026-01-11 through 2026-02-08 |
| Mon,Wed-Sat
12:25
Houston George Bush (IAH) B
14:05
Oklahoma City (OKC) United Airlines UA 4363 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:40 Effective 2026-01-07 through 2026-02-11 |
| Daily
18:08
Houston George Bush (IAH) B
19:45
Oklahoma City (OKC) United Airlines UA 4691 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-02-12 through 2026-03-04 |
| Daily
07:20
Houston George Bush (IAH) B
08:47
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:27 Effective from 2026-05-21 |
| Daily
07:22
Houston George Bush (IAH) B
09:02
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-02-12 through 2026-03-28 |
| Daily
07:30
Houston George Bush (IAH) B
09:10
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-03-29 through 2026-04-29 |
| Mon-Fri,Sun
07:35
Houston George Bush (IAH) B
09:09
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-01-07 through 2026-01-16 |
| Mon-Fri,Sun
07:35
Houston George Bush (IAH) B
09:09
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-01-19 through 2026-02-03 |
| Mon-Fri,Sun
07:35
Houston George Bush (IAH) B
09:09
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-02-05 through 2026-02-11 |
| Daily
07:35
Houston George Bush (IAH) B
09:15
Oklahoma City (OKC) United Airlines UA 4795 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-04-30 through 2026-05-20 |
| Daily
16:40
Houston George Bush (IAH) B
18:19
Oklahoma City (OKC) United Airlines UA 5278 Non-stop Embraer EMB 175 (E7W) 1:39 Effective 2026-01-06 through 2026-02-11 |
| Daily
18:05
Houston George Bush (IAH) B
19:43
Oklahoma City (OKC) United Airlines UA 5278 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-03-05 through 2026-03-28 |
| Daily
18:05
Houston George Bush (IAH) B
19:42
Oklahoma City (OKC) United Airlines UA 5278 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-03-29 through 2026-04-29 |
| Daily
18:05
Houston George Bush (IAH) B
19:36
Oklahoma City (OKC) United Airlines UA 5278 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-05-21 |
| Daily
18:20
Houston George Bush (IAH) B
19:59
Oklahoma City (OKC) United Airlines UA 5278 Non-stop Embraer EMB 175 (E7W) 1:39 Valid until 2026-01-05 |
| Daily
12:35
Houston George Bush (IAH) B
14:08
Oklahoma City (OKC) United Airlines UA 5316 Non-stop Embraer EMB 175 (E7W) 1:33 Effective from 2026-05-21 |
| Tue
16:28
Houston George Bush (IAH) B
18:05
Oklahoma City (OKC) United Airlines UA 5320 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-03-10 through 2026-03-24 |
| Daily
18:25
Houston George Bush (IAH) B
20:03
Oklahoma City (OKC) United Airlines UA 5334 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-01-06 through 2026-02-11 |
| Daily
19:50
Houston George Bush (IAH) B
21:27
Oklahoma City (OKC) United Airlines UA 5334 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-04-30 through 2026-05-20 |
| Daily
20:05
Houston George Bush (IAH) B
21:36
Oklahoma City (OKC) United Airlines UA 5334 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-05-21 |
| Mon-Fri,Sun
14:35
Houston George Bush (IAH) B
16:15
Oklahoma City (OKC) United Airlines UA 5450 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-02-12 through 2026-03-04 |
| Daily
14:38
Houston George Bush (IAH) B
16:09
Oklahoma City (OKC) United Airlines UA 5450 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-05-21 |
| Daily
14:40
Houston George Bush (IAH) B
16:17
Oklahoma City (OKC) United Airlines UA 5450 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-04-30 through 2026-05-20 |
| Sat
16:25
Houston George Bush (IAH) B
18:02
Oklahoma City (OKC) United Airlines UA 5450 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-02-14 through 2026-02-28 |
| Daily
09:54
Houston George Bush (IAH) B
11:31
Oklahoma City (OKC) United Airlines UA 5619 Non-stop Embraer EMB 175 (E7W) 1:37 Effective from 2026-05-21 |
| Daily
21:30
Houston George Bush (IAH) B
23:06
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:36 Valid until 2026-01-05 |
| Mon-Fri,Sun
21:30
Houston George Bush (IAH) B
23:06
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2026-02-12 through 2026-03-04 |
| Daily
21:31
Houston George Bush (IAH) B
23:04
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:33 Effective 2026-05-21 through 2026-08-17 |
| Mon,Wed-Sun
21:34
Houston George Bush (IAH) B
23:08
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-03-05 through 2026-03-28 |
| Daily
21:34
Houston George Bush (IAH) B
23:09
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-03-29 through 2026-04-29 |
| Daily
21:40
Houston George Bush (IAH) B
23:11
Oklahoma City (OKC) United Airlines UA 5709 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-10-25 |
| Mon-Fri,Sun
09:30
Houston George Bush (IAH) B
11:10
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-02-12 through 2026-03-04 |
| Daily
09:30
Houston George Bush (IAH) B
11:10
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-04-30 through 2026-05-20 |
| Mon,Tue,Thu,Fri,Sun
09:36
Houston George Bush (IAH) B
11:19
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-05 through 2026-03-27 |
| Daily
09:36
Houston George Bush (IAH) B
11:14
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-03-29 through 2026-04-29 |
| Mon-Fri
09:45
Houston George Bush (IAH) B
11:23
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-01-06 through 2026-02-03 |
| Mon-Fri
09:45
Houston George Bush (IAH) B
11:23
Oklahoma City (OKC) United Airlines UA 6122 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-02-05 through 2026-02-11 |
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Parallax here IAH-OKC
- A domestic route departing from the Houston George Bush airport (IAH) and arriving at Oklahoma City airport (OKC).
- 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 1:27 and 1:43.
