UA574
UA574 (United Airlines) is a multi-stop service on 8 routes, busiest Las Vegas to San Francisco. Of 1,250 departures recorded from October 2024 to July 2026, 84.4% left on time, according to the US BTS.
- On-time departures84.4%of 1,250 flights
- Average delay6.7 min
- July 202690▲ 190.3%vs July 2025
- Cancelled0.1%
- Legs flown under this number8
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 | 37 | 57 | ▲ 54.1% |
| February | 44 | 49 | ▲ 11.4% |
| March | 62 | 87 | ▲ 40.3% |
| April | 90 | 81 | ▼ 10.0% |
| May | 31 | 93 | ▲ 200.0% |
| June | 30 | 90 | ▲ 200.0% |
| July | 31 | 90 | ▲ 190.3% |
| August | 57 | – | – |
| September | 60 | – | – |
| October | 56 | – | in progress |
| November | 33 | – | – |
| December | 63 | – | – |
| Year to date (Jan–Jul) | 325 | 547 | ▲ 68.3% |
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 | 86.5% | 84.2% | ▼ 2.6% |
| February | 95.5% | 87.8% | ▼ 8.1% |
| March | 88.7% | 90.8% | ▲ 2.4% |
| April | 86.7% | 79.0% | ▼ 8.8% |
| May | 93.6% | 76.3% | ▼ 18.4% |
| June | 100.0% | 63.3% | ▼ 36.7% |
| July | 96.8% | 75.6% | ▼ 21.9% |
| August | 91.2% | – | – |
| September | 96.7% | – | – |
| October | 83.9% | – | in progress |
| November | 81.3% | – | – |
| December | 82.5% | – | – |
| Year-to-date average (Jan–Jul) | 92.5% | 79.6% | ▼ 14.0% |
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 | 0 | 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 | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 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 99.9% 1,249
- Cancelled 0.1% 1
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LAS SFO Harry Reid International Airport – San Francisco International Airport | 665 | 9.0 min | 81.4% | 565 |
| ORD LAS Chicago O'Hare International Airport – Harry Reid International Airport | 2,432 | -3.0 min | 96.1% | 434 |
| SFO PHX San Francisco International Airport – Phoenix Sky Harbor International Airport | 1,047 | 18.2 min | 68.9% | 148 |
| SFO EWR San Francisco International Airport – Newark Liberty International Airport | 4,118 | 30.3 min | 61.7% | 47 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 45 | 45 | 73.3% | 0 |
| December 2024 | 44 | 44 | 93.2% | 0 |
| January 2025 | 37 | 37 | 86.5% | 0 |
| February 2025 | 44 | 44 | 95.5% | 0 |
| March 2025 | 62 | 62 | 88.7% | 0 |
| April 2025 | 90 | 90 | 86.7% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 100.0% | 0 |
| July 2025 | 31 | 31 | 96.8% | 0 |
| August 2025 | 57 | 57 | 91.2% | 0 |
| September 2025 | 60 | 60 | 96.7% | 0 |
| October 2025 | 56 | 56 | 83.9% | 0 |
| November 2025 | 33 | 32 | 81.3% | 1 |
| December 2025 | 63 | 63 | 82.5% | 0 |
| January 2026 | 57 | 57 | 84.2% | 0 |
| February 2026 | 49 | 49 | 87.8% | 0 |
| March 2026 | 87 | 87 | 90.8% | 0 |
| April 2026 | 81 | 81 | 79.0% | 0 |
| May 2026 | 93 | 93 | 76.3% | 0 |
| June 2026 | 90 | 90 | 63.3% | 0 |
| July 2026 | 90 | 90 | 75.6% | 0 |