WN3057
WN3057 (Southwest Airlines) is a multi-stop service on 34 routes, busiest Denver to Milwaukee. Of 609 departures recorded from October 2024 to July 2026, 75.0% left on time, according to the US BTS.
- On-time departures75.0%of 609 flights
- Average delay11.9 min
- July 202630▼ 37.5%vs July 2025
- Cancelled0.8%
- Legs flown under this number34
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 | 6 | 33 | ▲ 450.0% |
| February | 10 | 28 | ▲ 180.0% |
| March | 31 | 31 | 0.0% |
| April | 34 | 12 | ▼ 64.7% |
| May | 33 | 10 | ▼ 69.7% |
| June | 47 | 27 | ▼ 42.6% |
| July | 48 | 30 | ▼ 37.5% |
| August | 29 | – | – |
| September | 26 | – | – |
| October | 35 | – | in progress |
| November | 33 | – | – |
| December | 40 | – | – |
| Year to date (Jan–Jul) | 209 | 171 | ▼ 18.2% |
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% | 93.9% | ▲ 12.7% |
| February | 90.0% | 96.3% | ▲ 7.0% |
| March | 90.3% | 80.7% | ▼ 10.7% |
| April | 60.6% | 66.7% | ▲ 10.0% |
| May | 54.6% | 55.6% | ▲ 1.9% |
| June | 70.2% | 59.3% | ▼ 15.6% |
| July | 87.0% | 76.7% | ▼ 11.8% |
| August | 82.8% | – | – |
| September | 80.8% | – | – |
| October | 60.0% | – | in progress |
| November | 81.8% | – | – |
| December | 65.0% | – | – |
| Year-to-date average (Jan–Jul) | 76.6% | 75.6% | ▼ 1.3% |
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 | 1 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 1 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 2 | ▼ 33.3% |
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% 604
- Cancelled 0.8% 5
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 | 32 | 32 | 81.3% | 0 |
| November 2024 | 20 | 20 | 70.0% | 0 |
| December 2024 | 14 | 14 | 50.0% | 0 |
| January 2025 | 6 | 6 | 83.3% | 0 |
| February 2025 | 10 | 10 | 90.0% | 0 |
| March 2025 | 31 | 31 | 90.3% | 0 |
| April 2025 | 34 | 33 | 60.6% | 1 |
| May 2025 | 33 | 33 | 54.6% | 0 |
| June 2025 | 47 | 47 | 70.2% | 0 |
| July 2025 | 48 | 46 | 87.0% | 2 |
| August 2025 | 29 | 29 | 82.8% | 0 |
| September 2025 | 26 | 26 | 80.8% | 0 |
| October 2025 | 35 | 35 | 60.0% | 0 |
| November 2025 | 33 | 33 | 81.8% | 0 |
| December 2025 | 40 | 40 | 65.0% | 0 |
| January 2026 | 33 | 33 | 93.9% | 0 |
| February 2026 | 28 | 27 | 96.3% | 1 |
| March 2026 | 31 | 31 | 80.7% | 0 |
| April 2026 | 12 | 12 | 66.7% | 0 |
| May 2026 | 10 | 9 | 55.6% | 1 |
| June 2026 | 27 | 27 | 59.3% | 0 |
| July 2026 | 30 | 30 | 76.7% | 0 |