WN4213
WN4213 (Southwest Airlines) is a multi-stop service on 22 routes, busiest Sacramento to Long Beach. Of 558 departures recorded from October 2024 to July 2026, 75.2% left on time, according to the US BTS.
- On-time departures75.2%of 558 flights
- Average delay11.9 min
- July 202644▲ 63.0%vs July 2025
- Cancelled1.1%
- Legs flown under this number22
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 | 31 | 26 | ▼ 16.1% |
| February | 30 | 23 | ▼ 23.3% |
| March | 34 | 20 | ▼ 41.2% |
| April | 19 | 30 | ▲ 57.9% |
| May | 18 | 35 | ▲ 94.4% |
| June | 24 | 40 | ▲ 66.7% |
| July | 27 | 44 | ▲ 63.0% |
| August | 29 | – | – |
| September | 29 | – | – |
| October | 1 | – | in progress |
| November | 18 | – | – |
| December | 17 | – | – |
| Year to date (Jan–Jul) | 183 | 218 | ▲ 19.1% |
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 | 90.0% | 73.1% | ▼ 18.8% |
| February | 76.7% | 91.3% | ▲ 19.1% |
| March | 70.6% | 25.0% | ▼ 64.6% |
| April | 79.0% | 93.3% | ▲ 18.2% |
| May | 64.7% | 100.0% | ▲ 54.5% |
| June | 87.5% | 57.5% | ▼ 34.3% |
| July | 88.5% | 47.7% | ▼ 46.0% |
| August | 100.0% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 41.2% | – | – |
| December | 25.0% | – | – |
| Year-to-date average (Jan–Jul) | 79.6% | 69.7% | ▼ 12.4% |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 3 | 0 | ▼ 100.0% |
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 98.9% 552
- Cancelled 1.1% 6
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SMF LGB Sacramento International Airport – Long Beach International Airport | 624 | 3.2 min | 80.0% | 122 |
| SFO LAS San Francisco International Airport – Harry Reid International Airport | 665 | -3.4 min | 100.0% | 57 |
| BNA HOU Nashville International Airport – William P. Hobby Airport | 1,078 | -4.3 min | 100.0% | 56 |
| PHX DEN Phoenix Sky Harbor International Airport – Denver International Airport | 968 | 9.3 min | 88.2% | 52 |
| STL LAS St. Louis Lambert International Airport – Harry Reid International Airport | 2,202 | 7.2 min | 85.7% | 49 |
| BUR DEN Hollywood Burbank/Bob Hope Airport – Denver International Airport | 1,366 | 11.3 min | 69.4% | 49 |
| STL ICT St. Louis Lambert International Airport – Wichita Dwight D. Eisenhower National Airport | 629 | 17.6 min | 70.0% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 4 | 4 | 100.0% | 0 |
| November 2024 | 28 | 28 | 71.4% | 0 |
| December 2024 | 31 | 30 | 83.3% | 1 |
| January 2025 | 31 | 30 | 90.0% | 1 |
| February 2025 | 30 | 30 | 76.7% | 0 |
| March 2025 | 34 | 34 | 70.6% | 0 |
| April 2025 | 19 | 19 | 79.0% | 0 |
| May 2025 | 18 | 17 | 64.7% | 1 |
| June 2025 | 24 | 24 | 87.5% | 0 |
| July 2025 | 27 | 26 | 88.5% | 1 |
| August 2025 | 29 | 29 | 100.0% | 0 |
| September 2025 | 29 | 29 | 100.0% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 18 | 17 | 41.2% | 1 |
| December 2025 | 17 | 16 | 25.0% | 1 |
| January 2026 | 26 | 26 | 73.1% | 0 |
| February 2026 | 23 | 23 | 91.3% | 0 |
| March 2026 | 20 | 20 | 25.0% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 35 | 35 | 100.0% | 0 |
| June 2026 | 40 | 40 | 57.5% | 0 |
| July 2026 | 44 | 44 | 47.7% | 0 |