WN4764
WN4764 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Houston to San Diego. Of 183 departures recorded from October 2024 to July 2026, 64.3% left on time, according to the US BTS.
- On-time departures64.3%of 183 flights
- Average delay21.8 min
- July 202617▼ 37.0%vs July 2025
- 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 periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 11 | 2 | ▼ 81.8% |
| February | 14 | 2 | ▼ 85.7% |
| March | 2 | 1 | ▼ 50.0% |
| April | – | – | – |
| May | – | – | – |
| June | 22 | 16 | ▼ 27.3% |
| July | 27 | 17 | ▼ 37.0% |
| August | 3 | – | – |
| September | – | – | – |
| October | 26 | – | in progress |
| November | 2 | – | – |
| December | 9 | – | – |
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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 72.7% | 100.0% | ▲ 37.5% |
| February | 57.1% | 100.0% | ▲ 75.0% |
| March | 100.0% | 100.0% | 0.0% |
| April | – | – | – |
| May | – | – | – |
| June | 40.9% | 56.3% | ▲ 37.5% |
| July | 37.0% | 56.3% | ▲ 51.9% |
| August | 66.7% | – | – |
| September | – | – | – |
| October | 96.2% | – | 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 periods14 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | – | – | – |
| May | – | – | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| 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 99.5% 182
- Cancelled 0.5% 1
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| HOU SAN William P. Hobby Airport – San Diego International Airport | 2,109 | 35.4 min | 40.4% | 52 |
| MDW RSW Chicago Midway International Airport – Southwest Florida International Airport | 1,782 | 28.0 min | 56.3% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 10 | 10 | 40.0% | 0 |
| November 2024 | 14 | 14 | 78.6% | 0 |
| December 2024 | 5 | 5 | 80.0% | 0 |
| January 2025 | 11 | 11 | 72.7% | 0 |
| February 2025 | 14 | 14 | 57.1% | 0 |
| March 2025 | 2 | 2 | 100.0% | 0 |
| June 2025 | 22 | 22 | 40.9% | 0 |
| July 2025 | 27 | 27 | 37.0% | 0 |
| August 2025 | 3 | 3 | 66.7% | 0 |
| October 2025 | 26 | 26 | 96.2% | 0 |
| November 2025 | 2 | 2 | 100.0% | 0 |
| December 2025 | 9 | 9 | 100.0% | 0 |
| January 2026 | 2 | 2 | 100.0% | 0 |
| February 2026 | 2 | 2 | 100.0% | 0 |
| March 2026 | 1 | 1 | 100.0% | 0 |
| June 2026 | 16 | 16 | 56.3% | 0 |
| July 2026 | 17 | 16 | 56.3% | 1 |