WN1363
WN1363 (Southwest Airlines) is a multi-stop service on 36 routes, busiest St Louis to Pittsburgh. Of 700 departures recorded from October 2024 to July 2026, 75.1% left on time, according to the US BTS.
- On-time departures75.1%of 700 flights
- Average delay12.6 min
- July 202621▼ 40.0%vs July 2025
- Cancelled1.4%
- Legs flown under this number36
according to the US BTS · Oct 12, 2024 → Jul 29, 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 | 31 | 30 | ▼ 3.2% |
| February | 30 | 35 | ▲ 16.7% |
| March | 32 | 28 | ▼ 12.5% |
| April | 21 | 65 | ▲ 209.5% |
| May | 17 | 80 | ▲ 370.6% |
| June | 33 | 25 | ▼ 24.2% |
| July | 35 | 21 | ▼ 40.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 30 | – | in progress |
| November | 20 | – | – |
| December | 17 | – | – |
| Year to date (Jan–Jul) | 199 | 284 | ▲ 42.7% |
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 | 100.0% | 80.0% | ▼ 20.0% |
| February | 76.7% | 63.6% | ▼ 17.0% |
| March | 96.9% | 78.6% | ▼ 18.9% |
| April | 76.2% | 83.1% | ▲ 9.0% |
| May | 81.3% | 73.4% | ▼ 9.6% |
| June | 66.7% | 32.0% | ▼ 52.0% |
| July | 73.5% | 65.0% | ▼ 11.6% |
| August | 74.2% | – | – |
| September | 76.7% | – | – |
| October | 60.0% | – | in progress |
| November | 77.8% | – | – |
| December | 47.1% | – | – |
| Year-to-date average (Jan–Jul) | 81.6% | 68.0% | ▼ 16.7% |
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 | 2 | 0 | ▼ 100.0% |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 4 | 4 | 0.0% |
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 98.6% 690
- Cancelled 1.4% 10
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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| STL PIT St. Louis Lambert International Airport – Pittsburgh International Airport | 889 | 16.0 min | 73.3% | 61 |
| OAK ONT Oakland San Francisco Bay Airport – Ontario International Airport | 582 | 11.7 min | 73.7% | 57 |
| BOS DEN Boston Logan International Airport – Denver International Airport | 2,816 | 3.9 min | 93.3% | 47 |
| BNA MCI Nashville International Airport – Kansas City International Airport | 790 | 0.8 min | 89.1% | 46 |
| LBB LAS Lubbock Preston Smith International Airport – Harry Reid International Airport | 1,244 | 16.7 min | 78.6% | 42 |
| DAL LBB Dallas Love Field – Lubbock Preston Smith International Airport | 472 | 5.1 min | 81.6% | 39 |
| JAX DEN Jacksonville International Airport – Denver International Airport | 2,325 | 3.5 min | 93.9% | 33 |
| SFO BNA San Francisco International Airport – Nashville International Airport | 3,161 | 20.1 min | 60.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 26 | 26 | 76.9% | 0 |
| November 2024 | 31 | 31 | 90.3% | 0 |
| December 2024 | 32 | 32 | 78.1% | 0 |
| January 2025 | 31 | 29 | 100.0% | 2 |
| February 2025 | 30 | 30 | 76.7% | 0 |
| March 2025 | 32 | 32 | 96.9% | 0 |
| April 2025 | 21 | 21 | 76.2% | 0 |
| May 2025 | 17 | 16 | 81.3% | 1 |
| June 2025 | 33 | 33 | 66.7% | 0 |
| July 2025 | 35 | 34 | 73.5% | 1 |
| August 2025 | 31 | 31 | 74.2% | 0 |
| September 2025 | 30 | 30 | 76.7% | 0 |
| October 2025 | 30 | 30 | 60.0% | 0 |
| November 2025 | 20 | 18 | 77.8% | 2 |
| December 2025 | 17 | 17 | 47.1% | 0 |
| January 2026 | 30 | 30 | 80.0% | 0 |
| February 2026 | 35 | 33 | 63.6% | 2 |
| March 2026 | 28 | 28 | 78.6% | 0 |
| April 2026 | 65 | 65 | 83.1% | 0 |
| May 2026 | 80 | 79 | 73.4% | 1 |
| June 2026 | 25 | 25 | 32.0% | 0 |
| July 2026 | 21 | 20 | 65.0% | 1 |