UA2863
UA2863 (United Airlines) is a multi-stop service on 14 routes, busiest San Diego to San Francisco. Of 937 departures recorded from October 2024 to July 2026, 83.4% left on time, according to the US BTS.
- On-time departures83.4%of 937 flights
- Average delay9.5 min
- July 202631▼ 50.0%vs July 2025
- Cancelled1.0%
- Legs flown under this number14
according to the US BTS · Oct 12, 2024 → Jul 31, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 37 | 0.0% |
| February | 28 | 45 | ▲ 60.7% |
| March | 54 | 41 | ▼ 24.1% |
| April | 30 | 89 | ▲ 196.7% |
| May | 52 | 61 | ▲ 17.3% |
| June | 38 | 36 | ▼ 5.3% |
| July | 62 | 31 | ▼ 50.0% |
| August | 49 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 46 | – | – |
| Year to date (Jan–Jul) | 301 | 340 | ▲ 13.0% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 91.9% | 89.2% | ▼ 2.9% |
| February | 78.6% | 81.4% | ▲ 3.6% |
| March | 87.0% | 73.2% | ▼ 15.9% |
| April | 80.0% | 91.0% | ▲ 13.8% |
| May | 84.6% | 91.8% | ▲ 8.5% |
| June | 84.2% | 86.1% | ▲ 2.3% |
| July | 70.0% | 93.6% | ▲ 33.6% |
| August | 79.2% | – | – |
| September | 100.0% | – | – |
| October | 83.3% | – | in progress |
| November | 80.0% | – | – |
| December | 80.4% | – | – |
| Year-to-date average (Jan–Jul) | 82.3% | 86.6% | ▲ 5.2% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | 2 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.0% 928
- Cancelled 1.0% 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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN SFO San Diego International Airport – San Francisco International Airport | 719 | 5.0 min | 88.8% | 308 |
| SFO DTW San Francisco International Airport – Detroit Metropolitan Wayne County Airport | 3,337 | 14.2 min | 78.7% | 150 |
| SMF IAH Sacramento International Airport – George Bush Intercontinental Airport | 2,586 | -1.7 min | 93.3% | 119 |
| IAH MIA George Bush Intercontinental Airport – Miami International Airport | 1,549 | 12.0 min | 81.8% | 77 |
| SFO EWR San Francisco International Airport – Newark Liberty International Airport | 4,118 | 39.5 min | 56.3% | 75 |
| MIA EWR Miami International Airport – Newark Liberty International Airport | 1,750 | 9.2 min | 85.4% | 48 |
| SNA SFO John Wayne Orange County International Airport – San Francisco International Airport | 598 | 7.7 min | 85.3% | 35 |
| LAS IAD Harry Reid International Airport – Washington Dulles International Airport | 3,316 | 9.1 min | 81.3% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 65.0% | 0 |
| November 2024 | 30 | 30 | 73.3% | 0 |
| December 2024 | 60 | 59 | 79.7% | 1 |
| January 2025 | 37 | 37 | 91.9% | 0 |
| February 2025 | 28 | 28 | 78.6% | 0 |
| March 2025 | 54 | 54 | 87.0% | 0 |
| April 2025 | 30 | 30 | 80.0% | 0 |
| May 2025 | 52 | 52 | 84.6% | 0 |
| June 2025 | 38 | 38 | 84.2% | 0 |
| July 2025 | 62 | 60 | 70.0% | 2 |
| August 2025 | 49 | 48 | 79.2% | 1 |
| September 2025 | 30 | 28 | 100.0% | 2 |
| October 2025 | 31 | 30 | 83.3% | 1 |
| November 2025 | 30 | 30 | 80.0% | 0 |
| December 2025 | 46 | 46 | 80.4% | 0 |
| January 2026 | 37 | 37 | 89.2% | 0 |
| February 2026 | 45 | 43 | 81.4% | 2 |
| March 2026 | 41 | 41 | 73.2% | 0 |
| April 2026 | 89 | 89 | 91.0% | 0 |
| May 2026 | 61 | 61 | 91.8% | 0 |
| June 2026 | 36 | 36 | 86.1% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |