WN1403
WN1403 (Southwest Airlines) is a multi-stop service on 36 routes, busiest Washington to Kansas City. Of 743 departures recorded from October 2024 to July 2026, 64.5% left on time, according to the US BTS.
- On-time departures64.5%of 743 flights
- Average delay19.8 min
- July 202633▼ 45.0%vs July 2025
- Cancelled1.5%
- Legs flown under this number36
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 | 37 | 33 | ▼ 10.8% |
| February | 43 | 25 | ▼ 41.9% |
| March | 31 | 35 | ▲ 12.9% |
| April | 24 | 25 | ▲ 4.2% |
| May | 22 | 22 | 0.0% |
| June | 57 | 34 | ▼ 40.4% |
| July | 60 | 33 | ▼ 45.0% |
| August | 36 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 33 | – | – |
| December | 42 | – | – |
| Year to date (Jan–Jul) | 274 | 207 | ▼ 24.5% |
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 | 68.8% | 81.8% | ▲ 19.0% |
| February | 39.5% | 79.2% | ▲ 100.3% |
| March | 96.8% | 60.0% | ▼ 38.0% |
| April | 91.3% | 80.0% | ▼ 12.4% |
| May | 68.2% | 63.6% | ▼ 6.7% |
| June | 55.4% | 26.5% | ▼ 52.2% |
| July | 61.7% | 16.1% | ▼ 73.8% |
| August | 65.7% | – | – |
| September | 80.0% | – | – |
| October | 87.1% | – | in progress |
| November | 60.6% | – | – |
| December | 71.4% | – | – |
| Year-to-date average (Jan–Jul) | 68.8% | 58.2% | ▼ 15.4% |
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 | 5 | 0 | ▼ 100.0% |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 2 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 7 | 3 | ▼ 57.1% |
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 98.5% 732
- Cancelled 1.5% 11
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
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 26 | 26 | 80.8% | 0 |
| November 2024 | 31 | 31 | 67.7% | 0 |
| December 2024 | 33 | 33 | 54.6% | 0 |
| January 2025 | 37 | 32 | 68.8% | 5 |
| February 2025 | 43 | 43 | 39.5% | 0 |
| March 2025 | 31 | 31 | 96.8% | 0 |
| April 2025 | 24 | 23 | 91.3% | 1 |
| May 2025 | 22 | 22 | 68.2% | 0 |
| June 2025 | 57 | 56 | 55.4% | 1 |
| July 2025 | 60 | 60 | 61.7% | 0 |
| August 2025 | 36 | 35 | 65.7% | 1 |
| September 2025 | 30 | 30 | 80.0% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 33 | 33 | 60.6% | 0 |
| December 2025 | 42 | 42 | 71.4% | 0 |
| January 2026 | 33 | 33 | 81.8% | 0 |
| February 2026 | 25 | 24 | 79.2% | 1 |
| March 2026 | 35 | 35 | 60.0% | 0 |
| April 2026 | 25 | 25 | 80.0% | 0 |
| May 2026 | 22 | 22 | 63.6% | 0 |
| June 2026 | 34 | 34 | 26.5% | 0 |
| July 2026 | 33 | 31 | 16.1% | 2 |