WN4664
WN4664 (Southwest Airlines) is a multi-stop service on 12 routes, busiest Kansas City to Phoenix. Of 246 departures recorded from October 2024 to July 2026, 76.1% left on time, according to the US BTS.
- On-time departures76.1%of 246 flights
- Average delay11.2 min
- July 202623
- Cancelled1.2%
- Legs flown under this number12
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 7 | 17 | ▲ 142.9% |
| February | 23 | 27 | ▲ 17.4% |
| March | 19 | 3 | ▼ 84.2% |
| April | 4 | 6 | ▲ 50.0% |
| May | – | 9 | – |
| June | – | 19 | – |
| July | – | 23 | – |
| August | – | – | – |
| September | – | – | – |
| October | 31 | – | in progress |
| November | 5 | – | – |
| December | 11 | – | – |
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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 94.1% | ▼ 5.9% |
| February | 69.6% | 73.1% | ▲ 5.0% |
| March | 100.0% | 66.7% | ▼ 33.3% |
| April | 100.0% | 100.0% | 0.0% |
| May | – | 77.8% | – |
| June | – | 72.2% | – |
| July | – | 65.2% | – |
| August | – | – | – |
| September | – | – | – |
| October | 67.7% | – | in progress |
| November | 100.0% | – | – |
| December | 18.2% | – | – |
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 periods14 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | – | 0 | – |
| June | – | 1 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| 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 98.8% 243
- Cancelled 1.2% 3
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MCI PHX Kansas City International Airport – Phoenix Sky Harbor International Airport | 1,677 | 2.2 min | 88.9% | 46 |
| MSY MDW Louis Armstrong New Orleans International Airport – Chicago Midway International Airport | 1,331 | 21.1 min | 68.3% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 68.4% | 0 |
| November 2024 | 9 | 9 | 88.9% | 0 |
| December 2024 | 14 | 14 | 92.9% | 0 |
| January 2025 | 7 | 6 | 100.0% | 1 |
| February 2025 | 23 | 23 | 69.6% | 0 |
| March 2025 | 19 | 19 | 100.0% | 0 |
| April 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 31 | 31 | 67.7% | 0 |
| November 2025 | 5 | 5 | 100.0% | 0 |
| December 2025 | 11 | 11 | 18.2% | 0 |
| January 2026 | 17 | 17 | 94.1% | 0 |
| February 2026 | 27 | 26 | 73.1% | 1 |
| March 2026 | 3 | 3 | 66.7% | 0 |
| April 2026 | 6 | 6 | 100.0% | 0 |
| May 2026 | 9 | 9 | 77.8% | 0 |
| June 2026 | 19 | 18 | 72.2% | 1 |
| July 2026 | 23 | 23 | 65.2% | 0 |