UA2356
UA2356 (United Airlines) is a multi-stop service on 6 routes, busiest Las Vegas to San Francisco. Of 1,214 departures recorded from October 2024 to July 2026, 77.5% left on time, according to the US BTS.
- On-time departures77.5%of 1,214 flights
- Average delay13.1 min
- July 202662▲ 0.0%vs July 2025
- Cancelled0.7%
- Legs flown under this number6
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 | 56 | 36 | ▼ 35.7% |
| February | 59 | 45 | ▼ 23.7% |
| March | 62 | 62 | 0.0% |
| April | 60 | 60 | 0.0% |
| May | 62 | 62 | 0.0% |
| June | 60 | 60 | 0.0% |
| July | 62 | 62 | 0.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 60 | – | – |
| December | 46 | – | – |
| Year to date (Jan–Jul) | 421 | 387 | ▼ 8.1% |
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 | 90.7% | 88.9% | ▼ 2.0% |
| February | 74.6% | 90.5% | ▲ 21.3% |
| March | 77.1% | 77.4% | ▲ 0.5% |
| April | 81.7% | 70.0% | ▼ 14.3% |
| May | 91.9% | 60.7% | ▼ 34.0% |
| June | 84.8% | 73.3% | ▼ 13.5% |
| July | 72.6% | 79.0% | ▲ 8.9% |
| August | 85.5% | – | – |
| September | 65.0% | – | – |
| October | 62.9% | – | in progress |
| November | 81.7% | – | – |
| December | 67.4% | – | – |
| Year-to-date average (Jan–Jul) | 81.9% | 77.1% | ▼ 5.8% |
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 | 2 | 0 | ▼ 100.0% |
| February | 0 | 3 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 4 | 4 | 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 99.3% 1,205
- Cancelled 0.7% 9
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LAS SFO Harry Reid International Airport – San Francisco International Airport | 665 | 4.1 min | 83.7% | 605 |
| SFO BOS San Francisco International Airport – Boston Logan International Airport | 4,341 | 31.6 min | 62.6% | 364 |
| SFO MSY San Francisco International Airport – Louis Armstrong New Orleans International Airport | 3,069 | 7.0 min | 85.1% | 238 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 35 | 35 | 88.6% | 0 |
| November 2024 | 32 | 32 | 75.0% | 0 |
| December 2024 | 49 | 48 | 77.1% | 1 |
| January 2025 | 56 | 54 | 90.7% | 2 |
| February 2025 | 59 | 59 | 74.6% | 0 |
| March 2025 | 62 | 61 | 77.1% | 1 |
| April 2025 | 60 | 60 | 81.7% | 0 |
| May 2025 | 62 | 62 | 91.9% | 0 |
| June 2025 | 60 | 59 | 84.8% | 1 |
| July 2025 | 62 | 62 | 72.6% | 0 |
| August 2025 | 62 | 62 | 85.5% | 0 |
| September 2025 | 60 | 60 | 65.0% | 0 |
| October 2025 | 62 | 62 | 62.9% | 0 |
| November 2025 | 60 | 60 | 81.7% | 0 |
| December 2025 | 46 | 46 | 67.4% | 0 |
| January 2026 | 36 | 36 | 88.9% | 0 |
| February 2026 | 45 | 42 | 90.5% | 3 |
| March 2026 | 62 | 62 | 77.4% | 0 |
| April 2026 | 60 | 60 | 70.0% | 0 |
| May 2026 | 62 | 61 | 60.7% | 1 |
| June 2026 | 60 | 60 | 73.3% | 0 |
| July 2026 | 62 | 62 | 79.0% | 0 |