WN3599
WN3599 (Southwest Airlines) is a multi-stop service on 26 routes, busiest Kahului to Honolulu. Of 380 departures recorded from October 2024 to July 2026, 73.1% left on time, according to the US BTS.
- On-time departures73.1%of 380 flights
- Average delay13.1 min
- July 202624▼ 11.1%vs July 2025
- Cancelled0.3%
- Legs flown under this number26
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 3 | – |
| February | 2 | – | – |
| March | 1 | 15 | ▲ 1,400.0% |
| April | – | 27 | – |
| May | – | 31 | – |
| June | 22 | 27 | ▲ 22.7% |
| July | 27 | 24 | ▼ 11.1% |
| August | 48 | – | – |
| September | 49 | – | – |
| October | 38 | – | in progress |
| November | 25 | – | – |
| December | 22 | – | – |
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 50.0% | – |
| February | 100.0% | – | – |
| March | 0.0% | 93.3% | – |
| April | – | 85.2% | – |
| May | – | 87.1% | – |
| June | 68.2% | 81.5% | ▲ 19.5% |
| July | 66.7% | 75.0% | ▲ 12.5% |
| August | 64.6% | – | – |
| September | 77.6% | – | – |
| October | 65.8% | – | in progress |
| November | 60.0% | – | – |
| December | 54.6% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 1 | – |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| 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 99.7% 379
- 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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| OGG HNL Kahului International Airport – Daniel K. Inouye International Airport | 162 | 0.9 min | 86.2% | 58 |
| LGA ATL LaGuardia Airport – Hartsfield Jackson Atlanta International Airport | 1,225 | 24.5 min | 65.4% | 52 |
| MCO LAX Orlando International Airport – Los Angeles International Airport | 3,562 | 17.8 min | 56.5% | 46 |
| DEN MSP Denver International Airport – Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field | 1,092 | 20.8 min | 63.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 18 | 18 | 83.3% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| February 2025 | 2 | 2 | 100.0% | 0 |
| March 2025 | 1 | 1 | 0.0% | 0 |
| June 2025 | 22 | 22 | 68.2% | 0 |
| July 2025 | 27 | 27 | 66.7% | 0 |
| August 2025 | 48 | 48 | 64.6% | 0 |
| September 2025 | 49 | 49 | 77.6% | 0 |
| October 2025 | 38 | 38 | 65.8% | 0 |
| November 2025 | 25 | 25 | 60.0% | 0 |
| December 2025 | 22 | 22 | 54.6% | 0 |
| January 2026 | 3 | 2 | 50.0% | 1 |
| March 2026 | 15 | 15 | 93.3% | 0 |
| April 2026 | 27 | 27 | 85.2% | 0 |
| May 2026 | 31 | 31 | 87.1% | 0 |
| June 2026 | 27 | 27 | 81.5% | 0 |
| July 2026 | 24 | 24 | 75.0% | 0 |