WN1881
WN1881 (Southwest Airlines) is a multi-stop service on 33 routes, busiest Las Vegas to Honolulu. Of 672 departures recorded from October 2024 to July 2026, 70.8% left on time, according to the US BTS.
- On-time departures70.8%of 672 flights
- Average delay17.2 min
- July 202617▼ 60.5%vs July 2025
- Cancelled0.3%
- Legs flown under this number33
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 | 32 | 26 | ▼ 18.8% |
| February | 30 | 24 | ▼ 20.0% |
| March | 59 | 31 | ▼ 47.5% |
| April | 43 | 29 | ▼ 32.6% |
| May | 42 | 31 | ▼ 26.2% |
| June | 43 | 18 | ▼ 58.1% |
| July | 43 | 17 | ▼ 60.5% |
| August | 46 | – | – |
| September | 47 | – | – |
| October | 14 | – | in progress |
| November | 26 | – | – |
| December | 27 | – | – |
| Year to date (Jan–Jul) | 292 | 176 | ▼ 39.7% |
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 | 87.1% | 84.6% | ▼ 2.8% |
| February | 83.3% | 83.3% | 0.0% |
| March | 64.4% | 48.4% | ▼ 24.9% |
| April | 74.4% | 79.3% | ▲ 6.6% |
| May | 83.3% | 77.4% | ▼ 7.1% |
| June | 41.9% | 66.7% | ▲ 59.3% |
| July | 41.9% | 52.9% | ▲ 26.5% |
| August | 73.9% | – | – |
| September | 87.2% | – | – |
| October | 85.7% | – | in progress |
| November | 48.0% | – | – |
| December | 66.7% | – | – |
| Year-to-date average (Jan–Jul) | 68.0% | 70.4% | ▲ 3.4% |
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 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 0 | ▼ 100.0% |
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% 670
- Cancelled 0.3% 2
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
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 10 | 10 | 90.0% | 0 |
| November 2024 | 19 | 19 | 94.7% | 0 |
| December 2024 | 15 | 15 | 80.0% | 0 |
| January 2025 | 32 | 31 | 87.1% | 1 |
| February 2025 | 30 | 30 | 83.3% | 0 |
| March 2025 | 59 | 59 | 64.4% | 0 |
| April 2025 | 43 | 43 | 74.4% | 0 |
| May 2025 | 42 | 42 | 83.3% | 0 |
| June 2025 | 43 | 43 | 41.9% | 0 |
| July 2025 | 43 | 43 | 41.9% | 0 |
| August 2025 | 46 | 46 | 73.9% | 0 |
| September 2025 | 47 | 47 | 87.2% | 0 |
| October 2025 | 14 | 14 | 85.7% | 0 |
| November 2025 | 26 | 25 | 48.0% | 1 |
| December 2025 | 27 | 27 | 66.7% | 0 |
| January 2026 | 26 | 26 | 84.6% | 0 |
| February 2026 | 24 | 24 | 83.3% | 0 |
| March 2026 | 31 | 31 | 48.4% | 0 |
| April 2026 | 29 | 29 | 79.3% | 0 |
| May 2026 | 31 | 31 | 77.4% | 0 |
| June 2026 | 18 | 18 | 66.7% | 0 |
| July 2026 | 17 | 17 | 52.9% | 0 |