Philadelphia (PHL) to Houston (IAH) flights
American Airlines, United Airlines, Mesa Airlines fly nonstop from Philadelphia International Airport to George Bush Intercontinental Airport, with about 39 flights a week in July 2026. The 1,325-mile flight takes about 3h 36m gate to gate.
- Distance
- 1,325 mi · 2,132 km
- Flight time
- 3h 36m
- Airlines
- 3
- Seats filled
- 83%
Airlines flying PHL to IAH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| American Airlines | 20 | Airbus A319, Airbus A320-100/200, Boeing 737-800 | 84,404 | 3h 37m |
| United Airlines | 17 | Boeing 737-900, Boeing 737-800, Boeing 737 MAX 9 | 124,143 | 3h 34m |
| Mesa Airlines | 2 | Embraer E175 | 6,375 | 3h 29m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 9,741 | 3h 51m |
| PSA AirlinesSeasonal or ended | n/a | Bombardier CRJ900 | 6,270 | 3h 40m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175 | 1,263 | 3h 52m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A321 | 2,317 | 3h 25m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
PHL to IAH flight schedule
12 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 6:00am and the last at 7:58pm. 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 4025United Airlines · operated by Mesa Airlines | 6:00am | 8:42am | 4 | 92% |
| UA 584United Airlines | 6:16am | 8:50am | 27 | 96% |
| AA 840American Airlines | 8:50am | 11:34am | 23 | 83% |
| AA 1927American Airlines | 8:57am | 11:41am | 4 | 79% |
| AA 4753American Airlines · operated by Republic Airline | 10:43am | 1:33pm | 16 | 88% |
| AA 836American Airlines | 12:55pm | 3:29pm | 12 | 73% |
| AA 1925American Airlines | 1:02pm | 3:47pm | 4 | 81% |
| UA 2038United Airlines | 1:06pm | 3:40pm | 31 | 86% |
| UA 2474United Airlines | 6:13pm | 8:48pm | 18 | 85% |
| AA 889American Airlines | 7:50pm | 10:40pm | 27 | 75% |
| AA 3021American Airlines | 7:55pm | 10:49pm | 4 | 69% |
| UA 2430United Airlines | 7:58pm | 10:32pm | 7 | 62% |
Is PHL to IAH on time?
From September 2025 to August 2026, 82% of 1,947 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 6am were the most punctual (94%), those around 7pm the least (68%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,023 | 86% | 13 min | 1% |
| American Airlines | 852 | 78% | 20 min | 2.9% |
| Frontier Airlines | 72 | 68% | 21 min | 1.4% |
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 | 126 | 94% | |
| 7am to 8am | 39 | 67% | |
| 8am to 9am | 417 | 86% | |
| 9am to 10am | 86 | 87% | |
| 10am to 11am | 92 | 92% | |
| 12pm to 1pm | 252 | 85% | |
| 1pm to 2pm | 219 | 82% | |
| 5pm to 6pm | 166 | 79% | |
| 6pm to 7pm | 216 | 83% | |
| 7pm to 8pm | 222 | 68% | |
| 9pm to 10pm | 40 | 68% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 175 | 21,033 | |
| September 2025 | 159 | 18,256 | |
| October 2025 | 167 | 18,524 | |
| November 2025 | 148 | 19,284 | |
| December 2025 | 154 | 21,244 | |
| January 2026 | 138 | 15,790 | |
| February 2026 | 125 | 15,493 | |
| March 2026 | 153 | 18,244 | |
| April 2026 | 158 | 18,933 | |
| May 2026 | 170 | 21,306 | |
| June 2026 | 190 | 22,931 | |
| July 2026 | 171 | 23,475 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.