WN4482
WN4482 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Tucson to Denver. Of 177 departures recorded from November 2024 to July 2026, 79.6% left on time, according to the US BTS.
- On-time departures79.6%of 177 flights
- Average delay8.8 min
- July 202618
- Cancelled0.6%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 7 | 5 | ▼ 28.6% |
| February | – | 3 | – |
| March | 25 | 4 | ▼ 84.0% |
| April | 7 | 1 | ▼ 85.7% |
| May | – | 2 | – |
| June | – | 16 | – |
| July | – | 18 | – |
| August | – | – | – |
| September | – | – | – |
| October | 8 | – | in progress |
| November | 19 | – | – |
| December | 17 | – | – |
according to the US BTS · November 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 100.0% | 0.0% |
| February | – | 66.7% | – |
| March | 76.0% | 75.0% | ▼ 1.3% |
| April | 28.6% | 100.0% | ▲ 250.0% |
| May | – | 100.0% | – |
| June | – | 75.0% | – |
| July | – | 83.3% | – |
| August | – | – | – |
| September | – | – | – |
| October | 62.5% | – | in progress |
| November | 100.0% | – | – |
| December | 94.1% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · November 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 99.4% 176
- Cancelled 0.6% 1
Share of all recorded flights in the period, all legs. · Nov 3, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| TUS DEN Tucson International Airport – Denver International Airport | 1,029 | -2.4 min | 97.5% | 40 |
| SJC PDX Mineta San Jose International Airport – Portland International Airport | 916 | 6.0 min | 82.4% | 35 |
| LAS ATL Harry Reid International Airport – Hartsfield Jackson Atlanta International Airport | 2,805 | 7.6 min | 79.4% | 34 |
| BNA LAS Nashville International Airport – Harry Reid International Airport | 2,549 | 22.4 min | 65.6% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 21 | 20 | 100.0% | 1 |
| December 2024 | 24 | 24 | 50.0% | 0 |
| January 2025 | 7 | 7 | 100.0% | 0 |
| March 2025 | 25 | 25 | 76.0% | 0 |
| April 2025 | 7 | 7 | 28.6% | 0 |
| October 2025 | 8 | 8 | 62.5% | 0 |
| November 2025 | 19 | 19 | 100.0% | 0 |
| December 2025 | 17 | 17 | 94.1% | 0 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| February 2026 | 3 | 3 | 66.7% | 0 |
| March 2026 | 4 | 4 | 75.0% | 0 |
| April 2026 | 1 | 1 | 100.0% | 0 |
| May 2026 | 2 | 2 | 100.0% | 0 |
| June 2026 | 16 | 16 | 75.0% | 0 |
| July 2026 | 18 | 18 | 83.3% | 0 |