Harlingen (HRL) to Houston (IAH) flights
CommuteAir, Mesa Airlines fly nonstop from Valley International Airport to George Bush Intercontinental Airport, with about 21 flights a week in July 2026. The 295-mile flight takes about 1h 23m gate to gate.
- Distance
- 295 mi · 475 km
- Flight time
- 1h 23m
- Airlines
- 2
- Seats filled
- 87%
Airlines flying HRL to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| CommuteAir | 15 | Embraer ERJ-145 | 53,982 | 1h 24m |
| Mesa Airlines | 5 | Embraer E175 | 9,193 | 1h 17m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HRL to IAH flight schedule
6 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 5:10am and the last at 5:18pm. 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 4028United Airlines · operated by Mesa Airlines | 5:10am | 6:35am | 5 | 100% |
| UA 4248United Airlines · operated by CommuteAir | 5:10am | 6:35am | 5 | 95% |
| UA 4232United Airlines · operated by CommuteAir | 7:15am | 8:40am | 27 | 81% |
| UA 6172United Airlines · operated by Mesa Airlines | 7:20am | 8:45am | 4 | 80% |
| UA 4980United Airlines · operated by CommuteAir | 1:59pm | 3:24pm | 31 | 88% |
| UA 4870United Airlines · operated by CommuteAir | 5:18pm | 6:55pm | 21 | 79% |
Is HRL to IAH on time?
From September 2025 to August 2026, 85% of 1,356 flights arrived within 15 minutes of schedule and 0.8% were cancelled. Flights leaving around 5am were the most punctual (94%), those around 5pm the least (78%). Most delay time was caused by late-arriving aircraft (37%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,356 | 85% | 12 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 | 187 | 94% | |
| 7am to 8am | 353 | 81% | |
| 9am to 10am | 143 | 87% | |
| 12pm to 1pm | 198 | 90% | |
| 2pm to 3pm | 134 | 83% | |
| 5pm to 6pm | 317 | 78% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 127 | 5,916 | |
| September 2025 | 120 | 6,231 | |
| October 2025 | 124 | 5,675 | |
| November 2025 | 112 | 4,547 | |
| December 2025 | 119 | 5,335 | |
| January 2026 | 113 | 5,002 | |
| February 2026 | 101 | 4,675 | |
| March 2026 | 119 | 5,274 | |
| April 2026 | 121 | 5,505 | |
| May 2026 | 113 | 5,051 | |
| June 2026 | 119 | 5,255 | |
| July 2026 | 92 | 4,757 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.