WN1242
WN1242 (Southwest Airlines) is a multi-stop service on 36 routes, busiest Ontario to Sacramento. Of 720 departures recorded from October 2024 to July 2026, 74.0% left on time, according to the US BTS.
- On-time departures74.0%of 720 flights
- Average delay11.9 min
- July 202645▼ 21.1%vs July 2025
- Cancelled0.0%
- Legs flown under this number36
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 | 30 | 27 | ▼ 10.0% |
| February | 28 | 16 | ▼ 42.9% |
| March | 31 | 59 | ▲ 90.3% |
| April | 7 | 43 | ▲ 514.3% |
| May | 1 | 40 | ▲ 3,900.0% |
| June | 48 | 42 | ▼ 12.5% |
| July | 57 | 45 | ▼ 21.1% |
| August | 29 | – | – |
| September | 25 | – | – |
| October | 39 | – | in progress |
| November | 36 | – | – |
| December | 37 | – | – |
| Year to date (Jan–Jul) | 202 | 272 | ▲ 34.7% |
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 | 83.3% | 74.1% | ▼ 11.1% |
| February | 85.7% | 75.0% | ▼ 12.5% |
| March | 77.4% | 61.0% | ▼ 21.2% |
| April | 85.7% | 83.7% | ▼ 2.3% |
| May | 100.0% | 65.0% | ▼ 35.0% |
| June | 64.6% | 64.3% | ▼ 0.4% |
| July | 70.2% | 88.9% | ▲ 26.7% |
| August | 75.9% | – | – |
| September | 72.0% | – | – |
| October | 94.9% | – | in progress |
| November | 75.0% | – | – |
| December | 70.3% | – | – |
| Year-to-date average (Jan–Jul) | 81.0% | 73.1% | ▼ 9.7% |
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 | 0 | 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 | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 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 100.0% 720
- Cancelled 0.0% 0
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
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 34 | 34 | 76.5% | 0 |
| November 2024 | 19 | 19 | 63.2% | 0 |
| December 2024 | 27 | 27 | 63.0% | 0 |
| January 2025 | 30 | 30 | 83.3% | 0 |
| February 2025 | 28 | 28 | 85.7% | 0 |
| March 2025 | 31 | 31 | 77.4% | 0 |
| April 2025 | 7 | 7 | 85.7% | 0 |
| May 2025 | 1 | 1 | 100.0% | 0 |
| June 2025 | 48 | 48 | 64.6% | 0 |
| July 2025 | 57 | 57 | 70.2% | 0 |
| August 2025 | 29 | 29 | 75.9% | 0 |
| September 2025 | 25 | 25 | 72.0% | 0 |
| October 2025 | 39 | 39 | 94.9% | 0 |
| November 2025 | 36 | 36 | 75.0% | 0 |
| December 2025 | 37 | 37 | 70.3% | 0 |
| January 2026 | 27 | 27 | 74.1% | 0 |
| February 2026 | 16 | 16 | 75.0% | 0 |
| March 2026 | 59 | 59 | 61.0% | 0 |
| April 2026 | 43 | 43 | 83.7% | 0 |
| May 2026 | 40 | 40 | 65.0% | 0 |
| June 2026 | 42 | 42 | 64.3% | 0 |
| July 2026 | 45 | 45 | 88.9% | 0 |