WN3562
WN3562 (Southwest Airlines) is a multi-stop service on 29 routes, busiest St Louis to Denver. Of 429 departures recorded from October 2024 to July 2026, 75.6% left on time, according to the US BTS.
- On-time departures75.6%of 429 flights
- Average delay14.5 min
- July 202616
- Cancelled0.7%
- Legs flown under this number29
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 6 | 30 | ▲ 400.0% |
| February | 9 | 56 | ▲ 522.2% |
| March | 46 | 21 | ▼ 54.3% |
| April | 27 | 27 | 0.0% |
| May | 17 | 31 | ▲ 82.4% |
| June | 3 | 18 | ▲ 500.0% |
| July | – | 16 | – |
| August | 12 | – | – |
| September | 13 | – | – |
| October | 9 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 80.0% | ▲ 20.0% |
| February | 77.8% | 70.9% | ▼ 8.8% |
| March | 69.6% | 76.2% | ▲ 9.5% |
| April | 81.5% | 88.9% | ▲ 9.1% |
| May | 94.1% | 67.7% | ▼ 28.0% |
| June | 100.0% | 55.6% | ▼ 44.4% |
| July | – | 60.0% | – |
| August | 100.0% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 64.3% | – | – |
| December | 61.3% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| 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 99.3% 426
- Cancelled 0.7% 3
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| STL DEN St. Louis Lambert International Airport – Denver International Airport | 1,236 | 9.6 min | 81.0% | 58 |
| SJC SNA Mineta San Jose International Airport – John Wayne Orange County International Airport | 550 | -4.2 min | 97.2% | 36 |
| LAS CMH Harry Reid International Airport – John Glenn Columbus International Airport | 2,843 | 20.1 min | 54.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 94.7% | 0 |
| November 2024 | 5 | 5 | 100.0% | 0 |
| December 2024 | 4 | 4 | 25.0% | 0 |
| January 2025 | 6 | 6 | 66.7% | 0 |
| February 2025 | 9 | 9 | 77.8% | 0 |
| March 2025 | 46 | 46 | 69.6% | 0 |
| April 2025 | 27 | 27 | 81.5% | 0 |
| May 2025 | 17 | 17 | 94.1% | 0 |
| June 2025 | 3 | 3 | 100.0% | 0 |
| August 2025 | 12 | 12 | 100.0% | 0 |
| September 2025 | 13 | 13 | 100.0% | 0 |
| October 2025 | 9 | 9 | 100.0% | 0 |
| November 2025 | 29 | 28 | 64.3% | 1 |
| December 2025 | 31 | 31 | 61.3% | 0 |
| January 2026 | 30 | 30 | 80.0% | 0 |
| February 2026 | 56 | 55 | 70.9% | 1 |
| March 2026 | 21 | 21 | 76.2% | 0 |
| April 2026 | 27 | 27 | 88.9% | 0 |
| May 2026 | 31 | 31 | 67.7% | 0 |
| June 2026 | 18 | 18 | 55.6% | 0 |
| July 2026 | 16 | 15 | 60.0% | 1 |