WN648
WN648 (Southwest Airlines) is a multi-stop service on 40 routes, busiest Honolulu to Hilo. Of 652 departures recorded from October 2024 to July 2026, 79.2% left on time, according to the US BTS.
- On-time departures79.2%of 652 flights
- Average delay10.0 min
- July 202631▲ 19.2%vs July 2025
- Cancelled1.2%
- Legs flown under this number40
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 | 29 | ▼ 21.6% |
| February | 28 | 28 | 0.0% |
| March | 27 | 27 | 0.0% |
| April | 29 | 29 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 26 | 30 | ▲ 15.4% |
| July | 26 | 31 | ▲ 19.2% |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 24 | – | in progress |
| November | 19 | – | – |
| December | 15 | – | – |
| Year to date (Jan–Jul) | 204 | 205 | ▲ 0.5% |
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 | 80.6% | 88.5% | ▲ 9.8% |
| February | 78.6% | 89.3% | ▲ 13.6% |
| March | 96.3% | 69.2% | ▼ 28.1% |
| April | 100.0% | 55.2% | ▼ 44.8% |
| May | 93.6% | 42.9% | ▼ 54.2% |
| June | 76.9% | 73.3% | ▼ 4.7% |
| July | 92.3% | 61.3% | ▼ 33.6% |
| August | 66.7% | – | – |
| September | 70.0% | – | – |
| October | 83.3% | – | in progress |
| November | 89.5% | – | – |
| December | 73.3% | – | – |
| Year-to-date average (Jan–Jul) | 88.3% | 68.5% | ▼ 22.4% |
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 | 1 | 3 | ▲ 200.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 3 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 7 | ▲ 600.0% |
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% 644
- Cancelled 1.2% 8
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| HNL ITO Daniel K. Inouye International Airport – Hilo International Airport | 349 | 13.9 min | 67.2% | 58 |
| STL LGA St. Louis Lambert International Airport – LaGuardia Airport | 1,426 | 23.6 min | 47.3% | 58 |
| BOI PHX Boise Air Terminal/Gowen Field – Phoenix Sky Harbor International Airport | 1,184 | -2.0 min | 94.8% | 58 |
| SNA DEN John Wayne Orange County International Airport – Denver International Airport | 1,360 | 15.6 min | 70.2% | 57 |
| LGB SMF Long Beach International Airport – Sacramento International Airport | 624 | 9.1 min | 84.3% | 51 |
| PHX MDW Phoenix Sky Harbor International Airport – Chicago Midway International Airport | 2,319 | 5.7 min | 93.6% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 43 | 43 | 97.7% | 0 |
| December 2024 | 62 | 62 | 75.8% | 0 |
| January 2025 | 37 | 36 | 80.6% | 1 |
| February 2025 | 28 | 28 | 78.6% | 0 |
| March 2025 | 27 | 27 | 96.3% | 0 |
| April 2025 | 29 | 29 | 100.0% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 26 | 26 | 76.9% | 0 |
| July 2025 | 26 | 26 | 92.3% | 0 |
| August 2025 | 30 | 30 | 66.7% | 0 |
| September 2025 | 30 | 30 | 70.0% | 0 |
| October 2025 | 24 | 24 | 83.3% | 0 |
| November 2025 | 19 | 19 | 89.5% | 0 |
| December 2025 | 15 | 15 | 73.3% | 0 |
| January 2026 | 29 | 26 | 88.5% | 3 |
| February 2026 | 28 | 28 | 89.3% | 0 |
| March 2026 | 27 | 26 | 69.2% | 1 |
| April 2026 | 29 | 29 | 55.2% | 0 |
| May 2026 | 31 | 28 | 42.9% | 3 |
| June 2026 | 30 | 30 | 73.3% | 0 |
| July 2026 | 31 | 31 | 61.3% | 0 |