UA2231
UA2231 (United Airlines) is a multi-stop service on 16 routes, busiest New Orleans to San Francisco. Of 480 departures recorded from October 2024 to April 2026, 86.4% left on time, according to the US BTS.
- On-time departures86.4%of 480 flights
- Average delay9.5 min
- April 202629▼ 3.3%vs April 2025
- Cancelled1.7%
- Legs flown under this number16
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 37 | 31 | ▼ 16.2% |
| February | 28 | 27 | ▼ 3.6% |
| March | 7 | 7 | 0.0% |
| April | 30 | 29 | ▼ 3.3% |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | 10 | – | – |
| September | 28 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 47 | – | – |
| Year to date (Jan–Apr) | 102 | 94 | ▼ 7.8% |
according to the US BTS · October 2024 → April 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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 94.1% | 86.7% | ▼ 7.9% |
| February | 71.4% | 85.2% | ▲ 19.3% |
| March | 71.4% | 100.0% | ▲ 40.0% |
| April | 93.3% | 92.9% | ▼ 0.5% |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | 70.0% | – | – |
| September | 74.1% | – | – |
| October | 93.6% | – | in progress |
| November | 93.1% | – | – |
| December | 78.7% | – | – |
| Year-to-date average (Jan–Apr) | 82.6% | 91.2% | ▲ 10.4% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 3 | 1 | ▼ 66.7% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 1 | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Apr) | 3 | 2 | ▼ 33.3% |
according to the US BTS · October 2024 → April 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 98.3% 472
- Cancelled 1.7% 8
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Apr 29, 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 |
|---|---|---|---|---|
| MSY SFO Louis Armstrong New Orleans International Airport – San Francisco International Airport | 3,069 | -1.3 min | 92.8% | 69 |
| ORD IAH Chicago O'Hare International Airport – George Bush Intercontinental Airport | 1,491 | -0.3 min | 92.1% | 64 |
| SLC ORD Salt Lake City International Airport – Chicago O'Hare International Airport | 2,006 | 7.3 min | 80.0% | 61 |
| HDN DEN Yampa Valley Airport – Denver International Airport | 227 | 30.9 min | 80.4% | 58 |
| SFO ORD San Francisco International Airport – Chicago O'Hare International Airport | 2,964 | 6.3 min | 94.2% | 53 |
| LGA IAH LaGuardia Airport – George Bush Intercontinental Airport | 2,277 | -1.8 min | 91.4% | 36 |
| SFO BUR San Francisco International Airport – Hollywood Burbank/Bob Hope Airport | 525 | 12.4 min | 80.7% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 60 | 59 | 86.4% | 1 |
| December 2024 | 58 | 58 | 89.7% | 0 |
| January 2025 | 37 | 34 | 94.1% | 3 |
| February 2025 | 28 | 28 | 71.4% | 0 |
| March 2025 | 7 | 7 | 71.4% | 0 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| August 2025 | 10 | 10 | 70.0% | 0 |
| September 2025 | 28 | 27 | 74.1% | 1 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 30 | 29 | 93.1% | 1 |
| December 2025 | 47 | 47 | 78.7% | 0 |
| January 2026 | 31 | 30 | 86.7% | 1 |
| February 2026 | 27 | 27 | 85.2% | 0 |
| March 2026 | 7 | 7 | 100.0% | 0 |
| April 2026 | 29 | 28 | 92.9% | 1 |