WN45
WN45 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Dallas to Houston. Of 590 departures recorded from October 2024 to July 2026, 61.2% left on time, according to the US BTS.
- On-time departures61.2%of 590 flights
- Average delay22.6 min
- July 202638▲ 35.7%vs July 2025
- Cancelled1.4%
- 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 periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 32 | – | – |
| February | 31 | 6 | ▼ 80.6% |
| March | 35 | 38 | ▲ 8.6% |
| April | 33 | 44 | ▲ 33.3% |
| May | 38 | 42 | ▲ 10.5% |
| June | 30 | 37 | ▲ 23.3% |
| July | 28 | 38 | ▲ 35.7% |
| August | 36 | – | – |
| September | 35 | – | – |
| October | 17 | – | in progress |
| November | 4 | – | – |
| December | 4 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 73.3% | – | – |
| February | 67.7% | 66.7% | ▼ 1.6% |
| March | 71.4% | 37.8% | ▼ 47.0% |
| April | 69.7% | 81.8% | ▲ 17.4% |
| May | 75.7% | 46.3% | ▼ 38.8% |
| June | 48.3% | 43.2% | ▼ 10.4% |
| July | 39.3% | 52.6% | ▲ 34.0% |
| August | 36.1% | – | – |
| September | 62.9% | – | – |
| October | 64.7% | – | in progress |
| November | 100.0% | – | – |
| December | 100.0% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | – | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| 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 98.6% 582
- Cancelled 1.4% 8
Share of all recorded flights in the period, all legs. · Oct 31, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DAL HOU Dallas Love Field – William P. Hobby Airport | 386 | 22.0 min | 60.8% | 349 |
| HOU CRP William P. Hobby Airport – Corpus Christi International Airport | 301 | 26.3 min | 47.5% | 40 |
| DEN DAL Denver International Airport – Dallas Love Field | 1,048 | 17.8 min | 76.3% | 39 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 1 | 1 | 100.0% | 0 |
| November 2024 | 29 | 27 | 81.5% | 2 |
| December 2024 | 32 | 32 | 81.3% | 0 |
| January 2025 | 32 | 30 | 73.3% | 2 |
| February 2025 | 31 | 31 | 67.7% | 0 |
| March 2025 | 35 | 35 | 71.4% | 0 |
| April 2025 | 33 | 33 | 69.7% | 0 |
| May 2025 | 38 | 37 | 75.7% | 1 |
| June 2025 | 30 | 29 | 48.3% | 1 |
| July 2025 | 28 | 28 | 39.3% | 0 |
| August 2025 | 36 | 36 | 36.1% | 0 |
| September 2025 | 35 | 35 | 62.9% | 0 |
| October 2025 | 17 | 17 | 64.7% | 0 |
| November 2025 | 4 | 4 | 100.0% | 0 |
| December 2025 | 4 | 4 | 100.0% | 0 |
| February 2026 | 6 | 6 | 66.7% | 0 |
| March 2026 | 38 | 37 | 37.8% | 1 |
| April 2026 | 44 | 44 | 81.8% | 0 |
| May 2026 | 42 | 41 | 46.3% | 1 |
| June 2026 | 37 | 37 | 43.2% | 0 |
| July 2026 | 38 | 38 | 52.6% | 0 |