WN1201
WN1201 (Southwest Airlines) is a multi-stop service on 40 routes, busiest Oakland to Denver. Of 859 departures recorded from October 2024 to July 2026, 72.1% left on time, according to the US BTS.
- On-time departures72.1%of 859 flights
- Average delay14.5 min
- July 202670▼ 13.6%vs July 2025
- Cancelled0.8%
- 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 | 16 | 32 | ▲ 100.0% |
| February | 11 | 27 | ▲ 145.5% |
| March | 34 | 35 | ▲ 2.9% |
| April | 55 | 20 | ▼ 63.6% |
| May | 61 | 18 | ▼ 70.5% |
| June | 65 | 62 | ▼ 4.6% |
| July | 81 | 70 | ▼ 13.6% |
| August | 20 | – | – |
| September | 17 | – | – |
| October | 31 | – | in progress |
| November | 49 | – | – |
| December | 55 | – | – |
| Year to date (Jan–Jul) | 323 | 264 | ▼ 18.3% |
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 | 68.8% | 77.4% | ▲ 12.6% |
| February | 81.8% | 73.1% | ▼ 10.7% |
| March | 79.4% | 54.3% | ▼ 31.6% |
| April | 81.8% | 60.0% | ▼ 26.7% |
| May | 86.9% | 55.6% | ▼ 36.1% |
| June | 66.2% | 66.1% | 0.0% |
| July | 63.0% | 77.1% | ▲ 22.5% |
| August | 45.0% | – | – |
| September | 94.1% | – | – |
| October | 67.7% | – | in progress |
| November | 68.8% | – | – |
| December | 68.5% | – | – |
| Year-to-date average (Jan–Jul) | 75.4% | 66.2% | ▼ 12.2% |
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 | 1 | – |
| February | 0 | 1 | – |
| 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 | 1 | – | – |
| Year to date (Jan–Jul) | 0 | 2 |
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 99.2% 852
- Cancelled 0.8% 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
12Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 30 | 28 | 96.4% | 2 |
| December 2024 | 50 | 49 | 77.6% | 1 |
| January 2025 | 16 | 16 | 68.8% | 0 |
| February 2025 | 11 | 11 | 81.8% | 0 |
| March 2025 | 34 | 34 | 79.4% | 0 |
| April 2025 | 55 | 55 | 81.8% | 0 |
| May 2025 | 61 | 61 | 86.9% | 0 |
| June 2025 | 65 | 65 | 66.2% | 0 |
| July 2025 | 81 | 81 | 63.0% | 0 |
| August 2025 | 20 | 20 | 45.0% | 0 |
| September 2025 | 17 | 17 | 94.1% | 0 |
| October 2025 | 31 | 31 | 67.7% | 0 |
| November 2025 | 49 | 48 | 68.8% | 1 |
| December 2025 | 55 | 54 | 68.5% | 1 |
| January 2026 | 32 | 31 | 77.4% | 1 |
| February 2026 | 27 | 26 | 73.1% | 1 |
| March 2026 | 35 | 35 | 54.3% | 0 |
| April 2026 | 20 | 20 | 60.0% | 0 |
| May 2026 | 18 | 18 | 55.6% | 0 |
| June 2026 | 62 | 62 | 66.1% | 0 |
| July 2026 | 70 | 70 | 77.1% | 0 |