WN4366
WN4366 (Southwest Airlines) is a multi-stop service on 22 routes, busiest Kahului to Phoenix. Of 354 departures recorded from October 2024 to July 2026, 70.3% left on time, according to the US BTS.
- On-time departures70.3%of 354 flights
- Average delay14.7 min
- July 202617▼ 43.3%vs July 2025
- Cancelled0.3%
- Legs flown under this number22
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 | 5 | 27 | ▲ 440.0% |
| February | 2 | 17 | ▲ 750.0% |
| March | 1 | 11 | ▲ 1,000.0% |
| April | 23 | 5 | ▼ 78.3% |
| May | 31 | 13 | ▼ 58.1% |
| June | 30 | 16 | ▼ 46.7% |
| July | 30 | 17 | ▼ 43.3% |
| August | 8 | – | – |
| September | 4 | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 122 | 106 | ▼ 13.1% |
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 | 0.0% | 77.8% | – |
| February | 100.0% | 70.6% | ▼ 29.4% |
| March | 100.0% | 90.9% | ▼ 9.1% |
| April | 100.0% | 60.0% | ▼ 40.0% |
| May | 96.8% | 53.9% | ▼ 44.4% |
| June | 73.3% | 53.3% | ▼ 27.3% |
| July | 53.3% | 58.8% | ▲ 10.3% |
| August | 37.5% | – | – |
| September | 25.0% | – | – |
| October | – | – | in progress |
| November | 50.0% | – | – |
| December | 71.0% | – | – |
| Year-to-date average (Jan–Jul) | 74.8% | 66.5% | ▼ 11.1% |
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 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 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 99.7% 353
- Cancelled 0.3% 1
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| OGG PHX Kahului International Airport – Phoenix Sky Harbor International Airport | 4,573 | -4.2 min | 98.3% | 58 |
| SMF LAX Sacramento International Airport – Los Angeles International Airport | 600 | 14.7 min | 61.5% | 52 |
| RSW MDW Southwest Florida International Airport – Chicago Midway International Airport | 1,782 | 18.3 min | 68.6% | 51 |
| LAS ABQ Harry Reid International Airport – Albuquerque International Sunport | 781 | 12.6 min | 71.4% | 42 |
| BWI SAT Baltimore/Washington International Thurgood Marshall Airport – San Antonio International Airport | 2,262 | 27.3 min | 54.3% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 23 | 23 | 100.0% | 0 |
| November 2024 | 18 | 18 | 83.3% | 0 |
| December 2024 | 14 | 14 | 35.7% | 0 |
| January 2025 | 5 | 5 | 0.0% | 0 |
| February 2025 | 2 | 2 | 100.0% | 0 |
| March 2025 | 1 | 1 | 100.0% | 0 |
| April 2025 | 23 | 23 | 100.0% | 0 |
| May 2025 | 31 | 31 | 96.8% | 0 |
| June 2025 | 30 | 30 | 73.3% | 0 |
| July 2025 | 30 | 30 | 53.3% | 0 |
| August 2025 | 8 | 8 | 37.5% | 0 |
| September 2025 | 4 | 4 | 25.0% | 0 |
| November 2025 | 28 | 28 | 50.0% | 0 |
| December 2025 | 31 | 31 | 71.0% | 0 |
| January 2026 | 27 | 27 | 77.8% | 0 |
| February 2026 | 17 | 17 | 70.6% | 0 |
| March 2026 | 11 | 11 | 90.9% | 0 |
| April 2026 | 5 | 5 | 60.0% | 0 |
| May 2026 | 13 | 13 | 53.9% | 0 |
| June 2026 | 16 | 15 | 53.3% | 1 |
| July 2026 | 17 | 17 | 58.8% | 0 |