Oklahoma City (OKC) to Houston (IAH) flights
Mesa Airlines, CommuteAir, SkyWest Airlines, United Airlines fly nonstop from OKC Will Rogers World Airport to George Bush Intercontinental Airport, with about 52 flights a week in July 2026. The 395-mile flight takes about 1h 34m gate to gate.
- Distance
- 395 mi · 636 km
- Flight time
- 1h 34m
- Airlines
- 4
- Seats filled
- 76%
Airlines flying OKC to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Mesa Airlines | 16 | Embraer E175 | 63,017 | 1h 32m |
| CommuteAir | 14 | Embraer ERJ-145 | 8,745 | 1h 37m |
| SkyWest Airlines | 14 | Embraer E175, Bombardier CRJ200 | 56,243 | 1h 36m |
| United Airlines | 7 | Airbus A319, Airbus A320-100/200, Boeing 737-900 | 30,890 | 1h 34m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
OKC to IAH flight schedule
16 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 5:00am and the last at 7:08pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 4058United Airlines · operated by Mesa Airlines | 5:00am | 6:29am | 20 | 100% |
| UA 5453United Airlines · operated by SkyWest Airlines | 5:04am | 6:40am | 10 | 90% |
| UA 1127United Airlines | 7:00am | 8:28am | 10 | 63% |
| UA 1262United Airlines | 7:00am | 8:29am | 20 | 95% |
| UA 6219United Airlines · operated by Mesa Airlines | 9:38am | 11:15am | 21 | 95% |
| UA 6255United Airlines · operated by Mesa Airlines | 9:39am | 11:15am | 10 | 85% |
| UA 4361United Airlines · operated by CommuteAir | 12:01pm | 1:38pm | 8 | 84% |
| UA 6227United Airlines · operated by Mesa Airlines | 12:02pm | 1:40pm | 18 | 100% |
| UA 5531United Airlines · operated by SkyWest Airlines | 1:38pm | 3:19pm | 31 | 85% |
| UA 4838United Airlines · operated by CommuteAir | 2:33pm | 4:10pm | 8 | 80% |
| UA 6242United Airlines · operated by Mesa Airlines | 2:38pm | 4:18pm | 15 | 75% |
| UA 4841United Airlines · operated by CommuteAir | 5:05pm | 6:54pm | 4 | 92% |
| UA 6232United Airlines · operated by Mesa Airlines | 5:05pm | 6:55pm | 18 | 89% |
| UA 6253United Airlines · operated by Mesa Airlines | 5:05pm | 6:53pm | 6 | 84% |
| UA 3996United Airlines · operated by Mesa Airlines | 7:05pm | 8:48pm | 5 | 93% |
| UA 4075United Airlines · operated by Mesa Airlines | 7:08pm | 8:39pm | 12 | 83% |
Is OKC to IAH on time?
From September 2025 to August 2026, 86% of 2,608 flights arrived within 15 minutes of schedule and 0.8% were cancelled. Flights leaving around 5am were the most punctual (92%), those around 5pm the least (78%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 2,608 | 86% | 11 min | 0.8% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 357 | 92% | |
| 7am to 8am | 358 | 83% | |
| 8am to 9am | 53 | 87% | |
| 9am to 10am | 309 | 90% | |
| 11am to 12pm | 62 | 92% | |
| 12pm to 1pm | 251 | 87% | |
| 1pm to 2pm | 362 | 87% | |
| 2pm to 3pm | 93 | 83% | |
| 3pm to 4pm | 249 | 85% | |
| 5pm to 6pm | 279 | 78% | |
| 7pm to 8pm | 230 | 89% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 224 | 12,829 | |
| September 2025 | 213 | 12,891 | |
| October 2025 | 237 | 14,737 | |
| November 2025 | 230 | 12,343 | |
| December 2025 | 199 | 12,931 | |
| January 2026 | 189 | 11,129 | |
| February 2026 | 199 | 12,658 | |
| March 2026 | 207 | 11,201 | |
| April 2026 | 204 | 12,033 | |
| May 2026 | 230 | 15,437 | |
| June 2026 | 224 | 15,147 | |
| July 2026 | 230 | 15,684 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.