Kansas City (MCI) to Houston (IAH) flights
United Airlines, Mesa Airlines fly nonstop from Kansas City International Airport to George Bush Intercontinental Airport, with about 27 flights a week in July 2026. The 643-mile flight takes about 2h 11m gate to gate.
- Distance
- 643 mi · 1,035 km
- Flight time
- 2h 11m
- Airlines
- 2
- Seats filled
- 78%
Airlines flying MCI to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 14 | Airbus A320-100/200, Airbus A319, Boeing 737-800 | 52,047 | 2h 8m |
| Mesa Airlines | 13 | Embraer E175 | 62,394 | 2h 12m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MCI to IAH flight schedule
6 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 6:20am and the last at 6:33pm. 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 740United Airlines | 6:20am | 8:29am | 31 | 92% |
| UA 2228United Airlines | 8:30am | 10:38am | 10 | 85% |
| UA 594United Airlines | 8:30am | 10:39am | 21 | 95% |
| UA 6124United Airlines · operated by Mesa Airlines | 3:07pm | 5:19pm | 31 | 87% |
| UA 6113United Airlines · operated by Mesa Airlines | 6:20pm | 8:40pm | 8 | 86% |
| UA 1651United Airlines | 6:33pm | 8:48pm | 9 | 93% |
Is MCI to IAH on time?
From September 2025 to August 2026, 87% of 1,525 flights arrived within 15 minutes of schedule and 0.7% were cancelled. Flights leaving around 10am were the most punctual (92%), those around 2pm the least (81%). Most delay time was caused by late-arriving aircraft (36%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,525 | 87% | 11 min | 0.7% |
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 |
|---|---|---|---|
| 6am to 7am | 357 | 89% | |
| 8am to 9am | 359 | 87% | |
| 10am to 11am | 118 | 92% | |
| 2pm to 3pm | 129 | 81% | |
| 3pm to 4pm | 227 | 90% | |
| 4pm to 5pm | 234 | 81% | |
| 6pm to 7pm | 99 | 91% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 116 | 8,481 | |
| September 2025 | 117 | 8,756 | |
| October 2025 | 127 | 9,579 | |
| November 2025 | 134 | 8,656 | |
| December 2025 | 132 | 10,286 | |
| January 2026 | 136 | 9,331 | |
| February 2026 | 130 | 9,711 | |
| March 2026 | 137 | 9,657 | |
| April 2026 | 135 | 8,835 | |
| May 2026 | 120 | 10,390 | |
| June 2026 | 114 | 10,388 | |
| July 2026 | 119 | 10,803 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.