UA1501
UA1501 (United Airlines) is a multi-stop service on 7 routes, busiest Houston to Tampa. Of 1,035 departures recorded from October 2024 to July 2026, 80.9% left on time, according to the US BTS.
- On-time departures80.9%of 1,035 flights
- Average delay11.9 min
- July 202661▲ 96.8%vs July 2025
- Cancelled0.7%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 58 | 31 | ▼ 46.6% |
| February | 54 | 28 | ▼ 48.1% |
| March | 62 | 31 | ▼ 50.0% |
| April | 60 | 31 | ▼ 48.3% |
| May | 62 | 70 | ▲ 12.9% |
| June | 55 | 84 | ▲ 52.7% |
| July | 31 | 61 | ▲ 96.8% |
| August | 49 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 382 | 336 | ▼ 12.0% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 79.0% | 73.3% | ▼ 7.1% |
| February | 88.9% | 85.7% | ▼ 3.6% |
| March | 85.5% | 83.9% | ▼ 1.9% |
| April | 90.0% | 83.9% | ▼ 6.8% |
| May | 85.5% | 77.1% | ▼ 9.8% |
| June | 90.9% | 70.2% | ▼ 22.7% |
| July | 80.7% | 55.9% | ▼ 30.7% |
| August | 81.6% | – | – |
| September | 80.0% | – | – |
| October | 71.0% | – | in progress |
| November | 85.7% | – | – |
| December | 80.7% | – | – |
| Year-to-date average (Jan–Jul) | 85.8% | 75.7% | ▼ 11.7% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 1 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 3 | ▲ 200.0% |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.3% 1,028
- Cancelled 0.7% 7
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IAH TPA George Bush Intercontinental Airport – Tampa International Airport | 1,265 | 12.6 min | 77.8% | 602 |
| SMF IAH Sacramento International Airport – George Bush Intercontinental Airport | 2,586 | -1.2 min | 93.7% | 253 |
| TPA EWR Tampa International Airport – Newark Liberty International Airport | 1,607 | 51.3 min | 59.4% | 71 |
| FLL EWR Fort Lauderdale Hollywood International Airport – Newark Liberty International Airport | 1,717 | 18.6 min | 77.8% | 37 |
| SAN IAH San Diego International Airport – George Bush Intercontinental Airport | 2,093 | -3.5 min | 100.0% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 92.5% | 0 |
| November 2024 | 60 | 60 | 86.7% | 0 |
| December 2024 | 46 | 45 | 80.0% | 1 |
| January 2025 | 58 | 57 | 79.0% | 1 |
| February 2025 | 54 | 54 | 88.9% | 0 |
| March 2025 | 62 | 62 | 85.5% | 0 |
| April 2025 | 60 | 60 | 90.0% | 0 |
| May 2025 | 62 | 62 | 85.5% | 0 |
| June 2025 | 55 | 55 | 90.9% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 49 | 49 | 81.6% | 0 |
| September 2025 | 30 | 30 | 80.0% | 0 |
| October 2025 | 31 | 31 | 71.0% | 0 |
| November 2025 | 30 | 28 | 85.7% | 2 |
| December 2025 | 31 | 31 | 80.7% | 0 |
| January 2026 | 31 | 30 | 73.3% | 1 |
| February 2026 | 28 | 28 | 85.7% | 0 |
| March 2026 | 31 | 31 | 83.9% | 0 |
| April 2026 | 31 | 31 | 83.9% | 0 |
| May 2026 | 70 | 70 | 77.1% | 0 |
| June 2026 | 84 | 84 | 70.2% | 0 |
| July 2026 | 61 | 59 | 55.9% | 2 |