UA751
UA751 (United Airlines) is a multi-stop service on 13 routes, busiest San Francisco to Las Vegas. Of 713 departures recorded from October 2024 to July 2026, 77.5% left on time, according to the US BTS.
- On-time departures77.5%of 713 flights
- Average delay10.4 min
- July 202631▲ 55.0%vs July 2025
- Cancelled0.4%
- Legs flown under this number13
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 | 28 | 31 | ▲ 10.7% |
| February | 26 | 28 | ▲ 7.7% |
| March | 33 | 34 | ▲ 3.0% |
| April | 60 | 60 | 0.0% |
| May | 29 | 51 | ▲ 75.9% |
| June | 22 | 30 | ▲ 36.4% |
| July | 20 | 31 | ▲ 55.0% |
| August | 27 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 32 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 218 | 265 | ▲ 21.6% |
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 | 100.0% | 83.9% | ▼ 16.1% |
| February | 73.1% | 67.9% | ▼ 7.1% |
| March | 78.8% | 82.4% | ▲ 4.5% |
| April | 90.0% | 53.3% | ▼ 40.7% |
| May | 89.7% | 51.0% | ▼ 43.1% |
| June | 95.5% | 73.3% | ▼ 23.2% |
| July | 95.0% | 64.5% | ▼ 32.1% |
| August | 85.2% | – | – |
| September | 70.0% | – | – |
| October | 77.4% | – | in progress |
| November | 70.0% | – | – |
| December | 77.4% | – | – |
| Year-to-date average (Jan–Jul) | 88.9% | 68.0% | ▼ 23.4% |
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 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 0 | ▼ 100.0% |
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 99.6% 710
- Cancelled 0.4% 3
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SFO LAS San Francisco International Airport – Harry Reid International Airport | 665 | 15.8 min | 69.6% | 347 |
| DEN SEA Denver International Airport – Seattle–Tacoma International Airport | 1,645 | -0.9 min | 92.8% | 83 |
| PDX SFO Portland International Airport – San Francisco International Airport | 886 | 29.9 min | 60.4% | 53 |
| PHX IAH Phoenix Sky Harbor International Airport – George Bush Intercontinental Airport | 1,620 | -2.0 min | 94.1% | 51 |
| SFO SNA San Francisco International Airport – John Wayne Orange County International Airport | 598 | -3.0 min | 93.8% | 32 |
| IAH MFE George Bush Intercontinental Airport – McAllen Miller International Airport | 510 | 6.3 min | 93.6% | 32 |
| AUS SFO Austin Bergstrom International Airport – San Francisco International Airport | 2,417 | 5.8 min | 78.1% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 30 | 30 | 86.7% | 0 |
| January 2025 | 28 | 27 | 100.0% | 1 |
| February 2025 | 26 | 26 | 73.1% | 0 |
| March 2025 | 33 | 33 | 78.8% | 0 |
| April 2025 | 60 | 60 | 90.0% | 0 |
| May 2025 | 29 | 29 | 89.7% | 0 |
| June 2025 | 22 | 22 | 95.5% | 0 |
| July 2025 | 20 | 20 | 95.0% | 0 |
| August 2025 | 27 | 27 | 85.2% | 0 |
| September 2025 | 30 | 30 | 70.0% | 0 |
| October 2025 | 31 | 31 | 77.4% | 0 |
| November 2025 | 32 | 30 | 70.0% | 2 |
| December 2025 | 31 | 31 | 77.4% | 0 |
| January 2026 | 31 | 31 | 83.9% | 0 |
| February 2026 | 28 | 28 | 67.9% | 0 |
| March 2026 | 34 | 34 | 82.4% | 0 |
| April 2026 | 60 | 60 | 53.3% | 0 |
| May 2026 | 51 | 51 | 51.0% | 0 |
| June 2026 | 30 | 30 | 73.3% | 0 |
| July 2026 | 31 | 31 | 64.5% | 0 |