UA1083
UA1083 (United Airlines) is a multi-stop service on 14 routes, busiest San Francisco to Atlanta. Of 396 departures recorded from October 2024 to July 2026, 85.3% left on time, according to the US BTS.
- On-time departures85.3%of 396 flights
- Average delay7.1 min
- July 202624▼ 20.0%vs July 2025
- Cancelled0.3%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 35 | 22 | ▼ 37.1% |
| February | 24 | 26 | ▲ 8.3% |
| March | 3 | 28 | ▲ 833.3% |
| April | – | – | – |
| May | 28 | – | – |
| June | 24 | 6 | ▼ 75.0% |
| July | 30 | 24 | ▼ 20.0% |
| August | 18 | – | – |
| September | – | – | – |
| October | 6 | – | in progress |
| November | 29 | – | – |
| December | 1 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 94.3% | 95.5% | ▲ 1.2% |
| February | 87.5% | 88.5% | ▲ 1.1% |
| March | 66.7% | 85.2% | ▲ 27.8% |
| April | – | – | – |
| May | 82.1% | – | – |
| June | 75.0% | 100.0% | ▲ 33.3% |
| July | 76.7% | 58.3% | ▼ 23.9% |
| August | 61.1% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 89.7% | – | – |
| December | 100.0% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | – | – | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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 99.7% 395
- Cancelled 0.3% 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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SFO ATL San Francisco International Airport – Hartsfield Jackson Atlanta International Airport | 3,435 | 15.1 min | 75.0% | 100 |
| SFO IAD San Francisco International Airport – Washington Dulles International Airport | 3,883 | 10.8 min | 80.3% | 66 |
| SFO TPA San Francisco International Airport – Tampa International Airport | 3,844 | -1.3 min | 92.3% | 52 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 2.5 min | 91.9% | 37 |
| IAH JAX George Bush Intercontinental Airport – Jacksonville International Airport | 1,312 | -1.8 min | 94.4% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 31 | 31 | 96.8% | 0 |
| December 2024 | 41 | 41 | 90.2% | 0 |
| January 2025 | 35 | 35 | 94.3% | 0 |
| February 2025 | 24 | 24 | 87.5% | 0 |
| March 2025 | 3 | 3 | 66.7% | 0 |
| May 2025 | 28 | 28 | 82.1% | 0 |
| June 2025 | 24 | 24 | 75.0% | 0 |
| July 2025 | 30 | 30 | 76.7% | 0 |
| August 2025 | 18 | 18 | 61.1% | 0 |
| October 2025 | 6 | 6 | 100.0% | 0 |
| November 2025 | 29 | 29 | 89.7% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 22 | 22 | 95.5% | 0 |
| February 2026 | 26 | 26 | 88.5% | 0 |
| March 2026 | 28 | 27 | 85.2% | 1 |
| June 2026 | 6 | 6 | 100.0% | 0 |
| July 2026 | 24 | 24 | 58.3% | 0 |