WN2451
WN2451 (Southwest Airlines) is a multi-stop service on 37 routes, busiest San Diego to Sacramento. Of 870 departures recorded from October 2024 to July 2026, 78.5% left on time, according to the US BTS.
- On-time departures78.5%of 870 flights
- Average delay14.8 min
- July 202641▲ 32.3%vs July 2025
- Cancelled1.0%
- Legs flown under this number37
according to the US BTS · Oct 13, 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 | 76 | 5 | ▼ 93.4% |
| February | 63 | 5 | ▼ 92.1% |
| March | 48 | 25 | ▼ 47.9% |
| April | 60 | 58 | ▼ 3.3% |
| May | 73 | 64 | ▼ 12.3% |
| June | 33 | 42 | ▲ 27.3% |
| July | 31 | 41 | ▲ 32.3% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 30 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 384 | 240 | ▼ 37.5% |
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 | 95.9% | 100.0% | ▲ 4.3% |
| February | 93.7% | 60.0% | ▼ 35.9% |
| March | 51.1% | 91.7% | ▲ 79.5% |
| April | 88.3% | 74.1% | ▼ 16.1% |
| May | 94.5% | 60.9% | ▼ 35.5% |
| June | 63.6% | 54.8% | ▼ 14.0% |
| July | 46.7% | 68.3% | ▲ 46.3% |
| August | 93.6% | – | – |
| September | 90.0% | – | – |
| October | 76.7% | – | in progress |
| November | 93.1% | – | – |
| December | 62.1% | – | – |
| Year-to-date average (Jan–Jul) | 76.3% | 72.8% | ▼ 4.5% |
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 | 3 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 5 | 1 | ▼ 80.0% |
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% 861
- Cancelled 1.0% 9
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
99 of 9
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN SMF San Diego International Airport – Sacramento International Airport | 773 | 7.3 min | 89.0% | 109 |
| ATL DEN Hartsfield Jackson Atlanta International Airport – Denver International Airport | 1,927 | 8.7 min | 79.0% | 64 |
| DCA MSY Ronald Reagan Washington National Airport – Louis Armstrong New Orleans International Airport | 1,560 | 46.7 min | 54.9% | 52 |
| BWI BNA Baltimore/Washington International Thurgood Marshall Airport – Nashville International Airport | 944 | -3.4 min | 100.0% | 50 |
| ABQ BUR Albuquerque International Sunport – Hollywood Burbank/Bob Hope Airport | 1,079 | 36.7 min | 63.3% | 49 |
| DAL ABQ Dallas Love Field – Albuquerque International Sunport | 933 | 31.3 min | 54.8% | 42 |
| LAS ABQ Harry Reid International Airport – Albuquerque International Sunport | 781 | -0.2 min | 91.9% | 37 |
| DAL LBB Dallas Love Field – Lubbock Preston Smith International Airport | 472 | 24.5 min | 56.3% | 32 |
| BNA VPS Nashville International Airport – Destin-Fort Walton Beach Airport | 628 | -2.0 min | 96.9% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 19 | 68.4% | 1 |
| November 2024 | 41 | 41 | 92.7% | 0 |
| December 2024 | 34 | 34 | 82.4% | 0 |
| January 2025 | 76 | 73 | 95.9% | 3 |
| February 2025 | 63 | 63 | 93.7% | 0 |
| March 2025 | 48 | 47 | 51.1% | 1 |
| April 2025 | 60 | 60 | 88.3% | 0 |
| May 2025 | 73 | 73 | 94.5% | 0 |
| June 2025 | 33 | 33 | 63.6% | 0 |
| July 2025 | 31 | 30 | 46.7% | 1 |
| August 2025 | 31 | 31 | 93.6% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 30 | 30 | 76.7% | 0 |
| November 2025 | 29 | 29 | 93.1% | 0 |
| December 2025 | 31 | 29 | 62.1% | 2 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| February 2026 | 5 | 5 | 60.0% | 0 |
| March 2026 | 25 | 24 | 91.7% | 1 |
| April 2026 | 58 | 58 | 74.1% | 0 |
| May 2026 | 64 | 64 | 60.9% | 0 |
| June 2026 | 42 | 42 | 54.8% | 0 |
| July 2026 | 41 | 41 | 68.3% | 0 |