Houston (IAH) to Oklahoma City (OKC) flights
Mesa Airlines, CommuteAir, SkyWest Airlines, United Airlines fly nonstop from George Bush Intercontinental Airport to OKC Will Rogers World Airport, with about 52 flights a week in July 2026. The 395-mile flight takes about 1h 29m gate to gate.
- Distance
- 395 mi · 636 km
- Flight time
- 1h 29m
- Airlines
- 4
- Seats filled
- 77%
Airlines flying IAH to OKC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Mesa Airlines | 16 | Embraer E175 | 66,908 | 1h 27m |
| CommuteAir | 14 | Embraer ERJ-145 | 9,247 | 1h 33m |
| SkyWest Airlines | 14 | Embraer E175, Bombardier CRJ200 | 55,499 | 1h 32m |
| United Airlines | 7 | Airbus A319, Airbus A320-100/200, Boeing 737-900 | 28,526 | 1h 28m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAH to OKC flight schedule
15 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 7:20am and the last at 9:42pm. 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 6145United Airlines · operated by Mesa Airlines | 7:20am | 8:51am | 15 | 98% |
| UA 6178United Airlines · operated by Mesa Airlines | 7:25am | 8:57am | 10 | 92% |
| UA 4344United Airlines · operated by CommuteAir | 9:46am | 11:22am | 8 | 88% |
| UA 6149United Airlines · operated by Mesa Airlines | 9:47am | 11:21am | 18 | 100% |
| UA 4301United Airlines · operated by CommuteAir | 12:10pm | 1:51pm | 8 | 77% |
| UA 6164United Airlines · operated by Mesa Airlines | 12:15pm | 1:50pm | 15 | 80% |
| UA 4850United Airlines · operated by CommuteAir | 2:35pm | 4:16pm | 4 | 92% |
| UA 6158United Airlines · operated by Mesa Airlines | 2:35pm | 4:07pm | 18 | 94% |
| UA 6189United Airlines · operated by Mesa Airlines | 2:35pm | 4:15pm | 6 | 85% |
| UA 6334United Airlines · operated by Mesa Airlines | 4:35pm | 6:10pm | 26 | 88% |
| UA 5278United Airlines · operated by SkyWest Airlines | 6:20pm | 7:56pm | 31 | 75% |
| UA 2304United Airlines | 8:12pm | 9:47pm | 9 | 70% |
| UA 1084United Airlines | 8:20pm | 9:55pm | 21 | 86% |
| UA 5281United Airlines · operated by SkyWest Airlines | 9:35pm | 11:08pm | 9 | 85% |
| UA 6135United Airlines · operated by Mesa Airlines | 9:42pm | 11:15pm | 18 | 89% |
Is IAH to OKC on time?
From September 2025 to August 2026, 85% of 2,608 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 7am were the most punctual (91%), those around 6pm the least (76%). Most delay time was caused by late-arriving aircraft (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 2,608 | 85% | 12 min | 1% |
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 |
|---|---|---|---|
| 7am to 8am | 347 | 91% | |
| 9am to 10am | 309 | 89% | |
| 12pm to 1pm | 177 | 85% | |
| 1pm to 2pm | 165 | 90% | |
| 2pm to 3pm | 297 | 86% | |
| 4pm to 5pm | 332 | 88% | |
| 6pm to 7pm | 364 | 76% | |
| 7pm to 8pm | 150 | 80% | |
| 8pm to 9pm | 214 | 78% | |
| 9pm to 10pm | 253 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 226 | 13,513 | |
| September 2025 | 213 | 12,923 | |
| October 2025 | 237 | 14,145 | |
| November 2025 | 229 | 12,708 | |
| December 2025 | 198 | 11,694 | |
| January 2026 | 187 | 12,200 | |
| February 2026 | 199 | 12,210 | |
| March 2026 | 207 | 11,911 | |
| April 2026 | 204 | 12,206 | |
| May 2026 | 230 | 15,068 | |
| June 2026 | 223 | 16,035 | |
| July 2026 | 230 | 15,687 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.