WN3635
WN3635 (Southwest Airlines) is a multi-stop service on 20 routes, busiest Sacramento to Kailua-Kona. Of 548 departures recorded from October 2024 to July 2026, 77.3% left on time, according to the US BTS.
- On-time departures77.3%of 548 flights
- Average delay10.1 min
- July 202630▲ 11.1%vs July 2025
- Cancelled1.3%
- Legs flown under this number20
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 | 4 | 57 | ▲ 1,325.0% |
| February | 4 | 56 | ▲ 1,300.0% |
| March | 27 | 39 | ▲ 44.4% |
| April | 27 | 31 | ▲ 14.8% |
| May | 26 | 31 | ▲ 19.2% |
| June | 26 | 30 | ▲ 15.4% |
| July | 27 | 30 | ▲ 11.1% |
| August | 4 | – | – |
| September | – | – | – |
| October | 38 | – | in progress |
| November | 32 | – | – |
| December | 33 | – | – |
| Year to date (Jan–Jul) | 141 | 274 | ▲ 94.3% |
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 | 75.0% | 84.2% | ▲ 12.3% |
| February | 75.0% | 92.9% | ▲ 23.8% |
| March | 77.8% | 66.7% | ▼ 14.3% |
| April | 74.1% | 77.4% | ▲ 4.5% |
| May | 53.9% | 100.0% | ▲ 85.7% |
| June | 80.8% | 55.2% | ▼ 31.7% |
| July | 83.3% | 41.4% | ▼ 50.3% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | 60.5% | – | in progress |
| November | 96.7% | – | – |
| December | 84.9% | – | – |
| Year-to-date average (Jan–Jul) | 74.3% | 74.0% | ▼ 0.4% |
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 | 3 | 1 | ▼ 66.7% |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 2 | ▼ 33.3% |
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 98.7% 541
- Cancelled 1.3% 7
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
9| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| KOA OGG Ellison Onizuka Kona International Airport at Keāhole – Kahului International Airport | 135 | 4.0 min | 87.9% | 58 |
| SMF KOA Sacramento International Airport – Ellison Onizuka Kona International Airport at Keāhole | 3,917 | 6.1 min | 91.4% | 58 |
| MCI BNA Kansas City International Airport – Nashville International Airport | 790 | 3.5 min | 94.8% | 58 |
| SFO BUR San Francisco International Airport – Hollywood Burbank/Bob Hope Airport | 525 | 26.0 min | 45.5% | 57 |
| MCI LGA Kansas City International Airport – LaGuardia Airport | 1,778 | 12.5 min | 83.7% | 52 |
| MCO BWI Orlando International Airport – Baltimore/Washington International Thurgood Marshall Airport | 1,269 | 13.5 min | 66.0% | 50 |
| MDW LAS Chicago Midway International Airport – Harry Reid International Airport | 2,442 | 2.7 min | 91.1% | 46 |
| LAS OGG Harry Reid International Airport – Kahului International Airport | 4,334 | 10.5 min | 72.7% | 33 |
| LAS RDU Harry Reid International Airport – Raleigh-Durham International Airport | 3,253 | 14.4 min | 57.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 87.5% | 0 |
| November 2024 | 6 | 6 | 83.3% | 0 |
| December 2024 | 4 | 4 | 100.0% | 0 |
| January 2025 | 4 | 4 | 75.0% | 0 |
| February 2025 | 4 | 4 | 75.0% | 0 |
| March 2025 | 27 | 27 | 77.8% | 0 |
| April 2025 | 27 | 27 | 74.1% | 0 |
| May 2025 | 26 | 26 | 53.9% | 0 |
| June 2025 | 26 | 26 | 80.8% | 0 |
| July 2025 | 27 | 24 | 83.3% | 3 |
| August 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 38 | 38 | 60.5% | 0 |
| November 2025 | 32 | 30 | 96.7% | 2 |
| December 2025 | 33 | 33 | 84.9% | 0 |
| January 2026 | 57 | 57 | 84.2% | 0 |
| February 2026 | 56 | 56 | 92.9% | 0 |
| March 2026 | 39 | 39 | 66.7% | 0 |
| April 2026 | 31 | 31 | 77.4% | 0 |
| May 2026 | 31 | 31 | 100.0% | 0 |
| June 2026 | 30 | 29 | 55.2% | 1 |
| July 2026 | 30 | 29 | 41.4% | 1 |