WN4449
WN4449 (Southwest Airlines) is a multi-stop service on 15 routes, busiest Dallas to Sacramento. Of 382 departures recorded from October 2024 to July 2026, 76.5% left on time, according to the US BTS.
- On-time departures76.5%of 382 flights
- Average delay13.6 min
- July 20269▼ 71.0%vs July 2025
- Cancelled0.8%
- Legs flown under this number15
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 27 | 10 | ▼ 63.0% |
| February | 26 | 2 | ▼ 92.3% |
| March | 25 | 28 | ▲ 12.0% |
| April | 20 | 6 | ▼ 70.0% |
| May | 23 | – | – |
| June | 28 | 7 | ▼ 75.0% |
| July | 31 | 9 | ▼ 71.0% |
| August | 4 | – | – |
| September | – | – | – |
| October | 4 | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
according to the US BTS · October 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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 88.5% | 77.8% | ▼ 12.1% |
| February | 88.5% | 100.0% | ▲ 13.0% |
| March | 52.0% | 78.6% | ▲ 51.1% |
| April | 65.0% | 83.3% | ▲ 28.2% |
| May | 56.5% | – | – |
| June | 85.7% | 85.7% | 0.0% |
| July | 80.7% | 77.8% | ▼ 3.6% |
| August | 75.0% | – | – |
| September | – | – | – |
| October | 50.0% | – | in progress |
| November | 96.4% | – | – |
| December | 77.4% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 1 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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 99.2% 379
- Cancelled 0.8% 3
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 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 |
|---|---|---|---|---|
| DAL SMF Dallas Love Field – Sacramento International Airport | 2,317 | 15.2 min | 78.9% | 111 |
| TPA BNA Tampa International Airport – Nashville International Airport | 987 | 3.4 min | 87.3% | 63 |
| DEN TPA Denver International Airport – Tampa International Airport | 2,423 | 11.3 min | 82.0% | 61 |
| TPA PIT Tampa International Airport – Pittsburgh International Airport | 1,408 | 22.1 min | 65.0% | 40 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 68.4% | 0 |
| November 2024 | 26 | 25 | 80.0% | 1 |
| December 2024 | 28 | 28 | 64.3% | 0 |
| January 2025 | 27 | 26 | 88.5% | 1 |
| February 2025 | 26 | 26 | 88.5% | 0 |
| March 2025 | 25 | 25 | 52.0% | 0 |
| April 2025 | 20 | 20 | 65.0% | 0 |
| May 2025 | 23 | 23 | 56.5% | 0 |
| June 2025 | 28 | 28 | 85.7% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 4 | 4 | 75.0% | 0 |
| October 2025 | 4 | 4 | 50.0% | 0 |
| November 2025 | 28 | 28 | 96.4% | 0 |
| December 2025 | 31 | 31 | 77.4% | 0 |
| January 2026 | 10 | 9 | 77.8% | 1 |
| February 2026 | 2 | 2 | 100.0% | 0 |
| March 2026 | 28 | 28 | 78.6% | 0 |
| April 2026 | 6 | 6 | 83.3% | 0 |
| June 2026 | 7 | 7 | 85.7% | 0 |
| July 2026 | 9 | 9 | 77.8% | 0 |