WN662
WN662 (Southwest Airlines) is a multi-stop service on 38 routes, busiest Denver to Salt Lake City. Of 726 departures recorded from October 2024 to July 2026, 69.1% left on time, according to the US BTS.
- On-time departures69.1%of 726 flights
- Average delay14.1 min
- July 202628▲ 16.7%vs July 2025
- Cancelled1.1%
- Legs flown under this number38
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 | 34 | ▲ 9.7% |
| February | 28 | 31 | ▲ 10.7% |
| March | 31 | 39 | ▲ 25.8% |
| April | 62 | 29 | ▼ 53.2% |
| May | 76 | 27 | ▼ 64.5% |
| June | 27 | 26 | ▼ 3.7% |
| July | 24 | 28 | ▲ 16.7% |
| August | 19 | – | – |
| September | 17 | – | – |
| October | 31 | – | in progress |
| November | 48 | – | – |
| December | 41 | – | – |
| Year to date (Jan–Jul) | 279 | 214 | ▼ 23.3% |
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 | 76.7% | 83.9% | ▲ 9.4% |
| February | 71.4% | 87.1% | ▲ 21.9% |
| March | 90.3% | 54.1% | ▼ 40.2% |
| April | 64.5% | 48.3% | ▼ 25.2% |
| May | 61.8% | 51.9% | ▼ 16.2% |
| June | 81.5% | 42.3% | ▼ 48.1% |
| July | 62.5% | 46.4% | ▼ 25.7% |
| August | 57.9% | – | – |
| September | 76.5% | – | – |
| October | 80.7% | – | in progress |
| November | 71.7% | – | – |
| December | 75.6% | – | – |
| Year-to-date average (Jan–Jul) | 72.7% | 59.1% | ▼ 18.6% |
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 | 3 | ▲ 200.0% |
| February | 0 | 0 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 5 | ▲ 400.0% |
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 98.9% 718
- Cancelled 1.1% 8
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 | 20 | 20 | 100.0% | 0 |
| November 2024 | 28 | 28 | 78.6% | 0 |
| December 2024 | 29 | 29 | 72.4% | 0 |
| January 2025 | 31 | 30 | 76.7% | 1 |
| February 2025 | 28 | 28 | 71.4% | 0 |
| March 2025 | 31 | 31 | 90.3% | 0 |
| April 2025 | 62 | 62 | 64.5% | 0 |
| May 2025 | 76 | 76 | 61.8% | 0 |
| June 2025 | 27 | 27 | 81.5% | 0 |
| July 2025 | 24 | 24 | 62.5% | 0 |
| August 2025 | 19 | 19 | 57.9% | 0 |
| September 2025 | 17 | 17 | 76.5% | 0 |
| October 2025 | 31 | 31 | 80.7% | 0 |
| November 2025 | 48 | 46 | 71.7% | 2 |
| December 2025 | 41 | 41 | 75.6% | 0 |
| January 2026 | 34 | 31 | 83.9% | 3 |
| February 2026 | 31 | 31 | 87.1% | 0 |
| March 2026 | 39 | 37 | 54.1% | 2 |
| April 2026 | 29 | 29 | 48.3% | 0 |
| May 2026 | 27 | 27 | 51.9% | 0 |
| June 2026 | 26 | 26 | 42.3% | 0 |
| July 2026 | 28 | 28 | 46.4% | 0 |