Gulfport (GPT) to Houston (IAH) flights
CommuteAir flies nonstop from Gulfport Biloxi International Airport to George Bush Intercontinental Airport, with about 21 flights a week in July 2026. The 377-mile flight takes about 1h 36m gate to gate.
- Distance
- 377 mi · 607 km
- Flight time
- 1h 36m
- Airlines
- 1
- Seats filled
- 88%
Airlines flying GPT to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| CommuteAir | 21 | Embraer ERJ-145 | 47,779 | 1h 36m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
GPT to IAH flight schedule
4 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 7:08am and the last at 4:59pm. 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 4837United Airlines · operated by CommuteAir | 7:08am | 8:50am | 31 | 85% |
| UA 4373United Airlines · operated by CommuteAir | 9:25am | 11:01am | 4 | 100% |
| UA 4243United Airlines · operated by CommuteAir | 2:00pm | 3:37pm | 31 | 85% |
| UA 4246United Airlines · operated by CommuteAir | 4:59pm | 6:50pm | 29 | 84% |
Is GPT to IAH on time?
From September 2025 to August 2026, 85% of 1,089 flights arrived within 15 minutes of schedule and 1.2% were cancelled. Flights leaving around 7am were the most punctual (87%), those around 4pm the least (81%). Most delay time was caused by late-arriving aircraft (39%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,089 | 85% | 14 min | 1.2% |
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 | 364 | 87% | |
| 9am to 10am | 40 | 78% | |
| 11am to 12pm | 31 | 90% | |
| 1pm to 2pm | 101 | 87% | |
| 2pm to 3pm | 220 | 84% | |
| 4pm to 5pm | 103 | 81% | |
| 5pm to 6pm | 228 | 85% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 101 | 4,468 | |
| September 2025 | 88 | 3,912 | |
| October 2025 | 103 | 4,658 | |
| November 2025 | 102 | 4,226 | |
| December 2025 | 87 | 3,947 | |
| January 2026 | 81 | 3,552 | |
| February 2026 | 76 | 3,429 | |
| March 2026 | 84 | 3,776 | |
| April 2026 | 82 | 3,614 | |
| May 2026 | 94 | 4,185 | |
| June 2026 | 90 | 4,011 | |
| July 2026 | 94 | 4,001 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.