Houston (IAH) to Pittsburgh (PIT) flights
United Airlines flies nonstop from George Bush Intercontinental Airport to Pittsburgh International Airport, with about 20 flights a week in July 2026. The 1,117-mile flight takes about 2h 47m gate to gate.
- Distance
- 1,117 mi · 1,798 km
- Flight time
- 2h 47m
- Airlines
- 1
- Seats filled
- 75%
Airlines flying IAH to PIT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 20 | Boeing 737-800, Boeing 737-700 / MAX 7, Boeing 737-900 | 88,163 | 2h 47m |
| Mesa AirlinesSeasonal or ended | n/a | Embraer E175 | 15,854 | 2h 47m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAH to PIT flight schedule
5 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:35am and the last at 8:03pm. 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 2607United Airlines | 7:35am | 11:25am | 6 | 86% |
| UA 452United Airlines | 7:40am | 11:29am | 18 | 89% |
| UA 315United Airlines | 12:00pm | 3:55pm | 31 | 86% |
| UA 2208United Airlines | 8:00pm | 11:59pm | 18 | 89% |
| UA 1591United Airlines | 8:03pm | 11:59pm | 10 | 75% |
Is IAH to PIT on time?
From September 2025 to August 2026, 85% of 1,035 flights arrived within 15 minutes of schedule and 0.4% were cancelled. Flights leaving around 11am were the most punctual (93%), those around 8pm the least (76%). Most delay time was caused by late-arriving aircraft (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,035 | 85% | 10 min | 0.4% |
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 |
|---|---|---|---|
| 7am to 8am | 317 | 91% | |
| 11am to 12pm | 109 | 93% | |
| 12pm to 1pm | 252 | 83% | |
| 6pm to 7pm | 176 | 82% | |
| 7pm to 8pm | 72 | 78% | |
| 8pm to 9pm | 105 | 76% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 89 | 8,539 | |
| September 2025 | 87 | 7,739 | |
| October 2025 | 93 | 9,971 | |
| November 2025 | 88 | 8,635 | |
| December 2025 | 78 | 7,967 | |
| January 2026 | 84 | 6,748 | |
| February 2026 | 79 | 6,974 | |
| March 2026 | 92 | 8,968 | |
| April 2026 | 89 | 8,901 | |
| May 2026 | 90 | 9,341 | |
| June 2026 | 82 | 9,792 | |
| July 2026 | 88 | 10,918 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.