WN4675
WN4675 (Southwest Airlines) is a multi-stop service on 13 routes, busiest San Diego to Houston. Of 274 departures recorded from October 2024 to July 2026, 70.0% left on time, according to the US BTS.
- On-time departures70.0%of 274 flights
- Average delay18.6 min
- July 202630▲ 150.0%vs July 2025
- Cancelled0.4%
- 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 periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 25 | ▲ 1,150.0% |
| February | – | 24 | – |
| March | – | 4 | – |
| April | 3 | 30 | ▲ 900.0% |
| May | 4 | 33 | ▲ 725.0% |
| June | 13 | 33 | ▲ 153.8% |
| July | 12 | 30 | ▲ 150.0% |
| August | 6 | – | – |
| September | 3 | – | – |
| October | – | – | in progress |
| November | 4 | – | – |
| December | 11 | – | – |
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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 88.0% | ▼ 12.0% |
| February | – | 75.0% | – |
| March | – | 75.0% | – |
| April | 100.0% | 76.7% | ▼ 23.3% |
| May | 75.0% | 75.8% | ▲ 1.0% |
| June | 38.5% | 39.4% | ▲ 2.4% |
| July | 63.6% | 53.3% | ▼ 16.2% |
| August | 66.7% | – | – |
| September | 66.7% | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | 63.6% | – | – |
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 periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | – | – | 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 99.6% 273
- Cancelled 0.4% 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 |
|---|---|---|---|---|
| SAN HOU San Diego International Airport – William P. Hobby Airport | 2,109 | 33.8 min | 43.9% | 57 |
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 5.8 min | 82.0% | 50 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 3 | 3 | 100.0% | 0 |
| November 2024 | 26 | 26 | 96.2% | 0 |
| December 2024 | 8 | 8 | 75.0% | 0 |
| January 2025 | 2 | 2 | 100.0% | 0 |
| April 2025 | 3 | 3 | 100.0% | 0 |
| May 2025 | 4 | 4 | 75.0% | 0 |
| June 2025 | 13 | 13 | 38.5% | 0 |
| July 2025 | 12 | 11 | 63.6% | 1 |
| August 2025 | 6 | 6 | 66.7% | 0 |
| September 2025 | 3 | 3 | 66.7% | 0 |
| November 2025 | 4 | 4 | 100.0% | 0 |
| December 2025 | 11 | 11 | 63.6% | 0 |
| January 2026 | 25 | 25 | 88.0% | 0 |
| February 2026 | 24 | 24 | 75.0% | 0 |
| March 2026 | 4 | 4 | 75.0% | 0 |
| April 2026 | 30 | 30 | 76.7% | 0 |
| May 2026 | 33 | 33 | 75.8% | 0 |
| June 2026 | 33 | 33 | 39.4% | 0 |
| July 2026 | 30 | 30 | 53.3% | 0 |