Tucson (TUS) to Houston (IAH) flights
Mesa Airlines flies nonstop from Tucson International Airport to George Bush Intercontinental Airport, with about 14 flights a week in July 2026. The 937-mile flight takes about 2h 25m gate to gate.
- Distance
- 937 mi · 1,508 km
- Flight time
- 2h 25m
- Airlines
- 1
- Seats filled
- 84%
Airlines flying TUS to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Mesa Airlines | 14 | Embraer E175 | 32,286 | 2h 27m |
| United AirlinesSeasonal or ended | n/a | Boeing 737-900, Airbus A319, Boeing 737-700 / MAX 7 | 23,498 | 2h 19m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175, Bombardier CRJ200 | 631 | 2h 40m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
TUS to IAH flight schedule
4 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 6:30am and the last at 11:11am. 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 5399United Airlines · operated by SkyWest Airlines | 6:30am | 11:03am | 20 | 80% |
| UA 4042United Airlines · operated by Mesa Airlines | 6:37am | 11:13am | 10 | 94% |
| UA 4045United Airlines · operated by Mesa Airlines | 10:55am | 3:29pm | 10 | 83% |
| UA 6257United Airlines · operated by Mesa Airlines | 11:11am | 3:40pm | 21 | 91% |
Is TUS to IAH on time?
From September 2025 to August 2026, 89% of 719 flights arrived within 15 minutes of schedule and 0.8% were cancelled. Flights leaving around 7am were the most punctual (95%), those around 10am the least (80%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 719 | 89% | 8 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 |
|---|---|---|---|
| 6am to 7am | 238 | 93% | |
| 7am to 8am | 117 | 95% | |
| 10am to 11am | 112 | 80% | |
| 11am to 12pm | 52 | 90% | |
| 12pm to 1pm | 139 | 84% | |
| 1pm to 2pm | 61 | 90% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 62 | 4,227 | |
| September 2025 | 60 | 4,256 | |
| October 2025 | 61 | 5,164 | |
| November 2025 | 58 | 3,288 | |
| December 2025 | 65 | 4,073 | |
| January 2026 | 58 | 4,189 | |
| February 2026 | 54 | 5,956 | |
| March 2026 | 57 | 6,066 | |
| April 2026 | 60 | 6,515 | |
| May 2026 | 63 | 5,228 | |
| June 2026 | 60 | 3,856 | |
| July 2026 | 61 | 3,766 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.