WN1180
WN1180 (Southwest Airlines) is a multi-stop service on 27 routes, busiest Denver to Los Angeles. Of 617 departures recorded from October 2024 to July 2026, 75.8% left on time, according to the US BTS.
- On-time departures75.8%of 617 flights
- Average delay11.2 min
- July 202624▲ 100.0%vs July 2025
- Cancelled1.0%
- Legs flown under this number27
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 | 31 | 36 | ▲ 16.1% |
| February | 28 | 33 | ▲ 17.9% |
| March | 31 | 32 | ▲ 3.2% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 16 | 26 | ▲ 62.5% |
| July | 12 | 24 | ▲ 100.0% |
| August | 20 | – | – |
| September | 21 | – | – |
| October | 39 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 179 | 212 | ▲ 18.4% |
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 | 74.2% | 75.8% | ▲ 2.1% |
| February | 60.7% | 83.9% | ▲ 38.1% |
| March | 83.9% | 71.9% | ▼ 14.3% |
| April | 90.0% | 100.0% | ▲ 11.1% |
| May | 83.9% | 93.6% | ▲ 11.5% |
| June | 37.5% | 46.2% | ▲ 23.1% |
| July | 66.7% | 29.2% | ▼ 56.2% |
| August | 100.0% | – | – |
| September | 85.7% | – | – |
| October | 53.9% | – | in progress |
| November | 100.0% | – | – |
| December | 77.4% | – | – |
| Year-to-date average (Jan–Jul) | 71.0% | 71.5% | ▲ 0.7% |
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 | 3 | – |
| February | 0 | 2 | – |
| 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) | 0 | 5 |
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 99.0% 611
- Cancelled 1.0% 6
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
9Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 24 | 24 | 83.3% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 32 | 32 | 56.3% | 0 |
| January 2025 | 31 | 31 | 74.2% | 0 |
| February 2025 | 28 | 28 | 60.7% | 0 |
| March 2025 | 31 | 31 | 83.9% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 31 | 31 | 83.9% | 0 |
| June 2025 | 16 | 16 | 37.5% | 0 |
| July 2025 | 12 | 12 | 66.7% | 0 |
| August 2025 | 20 | 20 | 100.0% | 0 |
| September 2025 | 21 | 21 | 85.7% | 0 |
| October 2025 | 39 | 39 | 53.9% | 0 |
| November 2025 | 29 | 28 | 100.0% | 1 |
| December 2025 | 31 | 31 | 77.4% | 0 |
| January 2026 | 36 | 33 | 75.8% | 3 |
| February 2026 | 33 | 31 | 83.9% | 2 |
| March 2026 | 32 | 32 | 71.9% | 0 |
| April 2026 | 30 | 30 | 100.0% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 26 | 26 | 46.2% | 0 |
| July 2026 | 24 | 24 | 29.2% | 0 |