Houston (IAH) to Philadelphia (PHL) flights
American Airlines, United Airlines, Mesa Airlines fly nonstop from George Bush Intercontinental Airport to Philadelphia International Airport, with about 39 flights a week in July 2026. The 1,325-mile flight takes about 3h 16m gate to gate.
- Distance
- 1,325 mi · 2,132 km
- Flight time
- 3h 16m
- Airlines
- 3
- Seats filled
- 83%
Airlines flying IAH to PHL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| American Airlines | 20 | Airbus A319, Airbus A320-100/200, Boeing 737-800 | 83,702 | 3h 15m |
| United Airlines | 17 | Boeing 737-900, Boeing 737 MAX 8, Boeing 737-800 | 125,853 | 3h 16m |
| Mesa Airlines | 2 | Embraer E175 | 6,703 | 3h 20m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 9,906 | 3h 20m |
| PSA AirlinesSeasonal or ended | n/a | Bombardier CRJ900 | 6,183 | 3h 21m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175 | 1,251 | 3h 25m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAH to PHL flight schedule
11 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 7:01am and the last at 6:05pm. 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) |
|---|---|---|---|---|
| AA 2561American Airlines | 7:01am | 11:23am | 4 | 73% |
| AA 3196American Airlines | 7:15am | 11:39am | 27 | 89% |
| UA 1356United Airlines | 7:30am | 11:58am | 21 | 91% |
| UA 2642United Airlines | 7:31am | 11:58am | 10 | 92% |
| UA 2748United Airlines | 12:20pm | 4:46pm | 25 | 57% |
| AA 1927American Airlines | 12:21pm | 4:49pm | 4 | 51% |
| AA 2427American Airlines | 12:24pm | 4:49pm | 22 | 82% |
| AA 4753American Airlines · operated by Republic Airline | 2:12pm | 6:55pm | 16 | 69% |
| AA 2486American Airlines | 4:10pm | 8:39pm | 12 | 46% |
| AA 1925American Airlines | 4:27pm | 8:55pm | 4 | 68% |
| UA 1663United Airlines | 6:05pm | 10:31pm | 28 | 75% |
Is IAH to PHL on time?
From September 2025 to August 2026, 79% of 1,947 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 7am were the most punctual (89%), those around 4pm the least (65%). Most delay time was caused by late-arriving aircraft (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,023 | 82% | 13 min | 0.9% |
| American Airlines | 852 | 76% | 27 min | 2.9% |
| Frontier Airlines | 72 | 72% | 25 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 | 144 | 81% | |
| 7am to 8am | 501 | 89% | |
| 8am to 9am | 72 | 90% | |
| 10am to 11am | 40 | 68% | |
| 12pm to 1pm | 353 | 76% | |
| 1pm to 2pm | 146 | 83% | |
| 2pm to 3pm | 179 | 74% | |
| 4pm to 5pm | 102 | 65% | |
| 6pm to 7pm | 359 | 73% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 172 | 20,729 | |
| September 2025 | 159 | 18,297 | |
| October 2025 | 168 | 18,743 | |
| November 2025 | 148 | 18,937 | |
| December 2025 | 154 | 19,530 | |
| January 2026 | 139 | 16,078 | |
| February 2026 | 125 | 14,877 | |
| March 2026 | 154 | 18,213 | |
| April 2026 | 158 | 19,841 | |
| May 2026 | 172 | 23,395 | |
| June 2026 | 194 | 23,408 | |
| July 2026 | 173 | 23,452 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.