WN4232
WN4232 (Southwest Airlines) is a multi-stop service on 24 routes, busiest San Diego to Phoenix. Of 363 departures recorded from October 2024 to July 2026, 71.1% left on time, according to the US BTS.
- On-time departures71.1%of 363 flights
- Average delay16.2 min
- July 202627▲ 0.0%vs July 2025
- Cancelled1.9%
- Legs flown under this number24
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 7 | 3 | ▼ 57.1% |
| February | 19 | 24 | ▲ 26.3% |
| March | 24 | 22 | ▼ 8.3% |
| April | 13 | 4 | ▼ 69.2% |
| May | 9 | 1 | ▼ 88.9% |
| June | 24 | 23 | ▼ 4.2% |
| July | 27 | 27 | 0.0% |
| August | 26 | – | – |
| September | 26 | – | – |
| October | 26 | – | in progress |
| November | 18 | – | – |
| December | 8 | – | – |
| Year to date (Jan–Jul) | 123 | 104 | ▼ 15.4% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 71.4% | 0.0% | ▼ 100.0% |
| February | 94.4% | 87.5% | ▼ 7.3% |
| March | 70.8% | 71.4% | ▲ 0.8% |
| April | 61.5% | 100.0% | ▲ 62.5% |
| May | 66.7% | 0.0% | ▼ 100.0% |
| June | 83.3% | 56.5% | ▼ 32.2% |
| July | 100.0% | 54.2% | ▼ 45.8% |
| August | 80.0% | – | – |
| September | 84.6% | – | – |
| October | 40.0% | – | in progress |
| November | 55.6% | – | – |
| December | 37.5% | – | – |
| Year-to-date average (Jan–Jul) | 78.3% | 52.8% | ▼ 32.6% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 3 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 4 | ▲ 300.0% |
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 98.1% 356
- Cancelled 1.9% 7
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN PHX San Diego International Airport – Phoenix Sky Harbor International Airport | 489 | -0.3 min | 96.2% | 52 |
| SAT DAL San Antonio International Airport – Dallas Love Field | 399 | 9.0 min | 81.6% | 50 |
| BWI RSW Baltimore/Washington International Thurgood Marshall Airport – Southwest Florida International Airport | 1,483 | 30.3 min | 55.3% | 50 |
| TPA AUS Tampa International Airport – Austin Bergstrom International Airport | 1,490 | 10.8 min | 78.3% | 47 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 9 | 9 | 66.7% | 0 |
| November 2024 | 9 | 9 | 77.8% | 0 |
| December 2024 | 14 | 14 | 64.3% | 0 |
| January 2025 | 7 | 7 | 71.4% | 0 |
| February 2025 | 19 | 18 | 94.4% | 1 |
| March 2025 | 24 | 24 | 70.8% | 0 |
| April 2025 | 13 | 13 | 61.5% | 0 |
| May 2025 | 9 | 9 | 66.7% | 0 |
| June 2025 | 24 | 24 | 83.3% | 0 |
| July 2025 | 27 | 27 | 100.0% | 0 |
| August 2025 | 26 | 25 | 80.0% | 1 |
| September 2025 | 26 | 26 | 84.6% | 0 |
| October 2025 | 26 | 25 | 40.0% | 1 |
| November 2025 | 18 | 18 | 55.6% | 0 |
| December 2025 | 8 | 8 | 37.5% | 0 |
| January 2026 | 3 | 3 | 0.0% | 0 |
| February 2026 | 24 | 24 | 87.5% | 0 |
| March 2026 | 22 | 21 | 71.4% | 1 |
| April 2026 | 4 | 4 | 100.0% | 0 |
| May 2026 | 1 | 1 | 0.0% | 0 |
| June 2026 | 23 | 23 | 56.5% | 0 |
| July 2026 | 27 | 24 | 54.2% | 3 |