WN3630
WN3630 (Southwest Airlines) is a multi-stop service on 29 routes, busiest Phoenix to San Diego. Of 611 departures recorded from October 2024 to July 2026, 77.9% left on time, according to the US BTS.
- On-time departures77.9%of 611 flights
- Average delay10.6 min
- July 202618▼ 5.3%vs July 2025
- Cancelled0.2%
- Legs flown under this number29
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 | 10 | 33 | ▲ 230.0% |
| February | 19 | 28 | ▲ 47.4% |
| March | 25 | 71 | ▲ 184.0% |
| April | 18 | 61 | ▲ 238.9% |
| May | 17 | 62 | ▲ 264.7% |
| June | 16 | 22 | ▲ 37.5% |
| July | 19 | 18 | ▼ 5.3% |
| August | 10 | – | – |
| September | 8 | – | – |
| October | 30 | – | in progress |
| November | 42 | – | – |
| December | 42 | – | – |
| Year to date (Jan–Jul) | 124 | 295 | ▲ 137.9% |
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 | 80.0% | 84.9% | ▲ 6.1% |
| February | 84.2% | 67.9% | ▼ 19.4% |
| March | 96.0% | 85.9% | ▼ 10.5% |
| April | 88.9% | 85.3% | ▼ 4.1% |
| May | 58.8% | 62.9% | ▲ 6.9% |
| June | 62.5% | 72.7% | ▲ 16.4% |
| July | 52.6% | 94.4% | ▲ 79.4% |
| August | 40.0% | – | – |
| September | 62.5% | – | – |
| October | 93.3% | – | in progress |
| November | 73.2% | – | – |
| December | 64.3% | – | – |
| Year-to-date average (Jan–Jul) | 74.7% | 79.1% | ▲ 5.9% |
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 | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 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 99.8% 610
- Cancelled 0.2% 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
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 22.6 min | 58.9% | 57 |
| SMF EUG Sacramento International Airport – Eugene Airport | 619 | 5.5 min | 81.8% | 55 |
| TUL BNA Tulsa International Airport – Nashville International Airport | 826 | 18.3 min | 66.0% | 50 |
| SEA SMF Seattle–Tacoma International Airport – Sacramento International Airport | 975 | 1.2 min | 88.2% | 34 |
| PHX DAL Phoenix Sky Harbor International Airport – Dallas Love Field | 1,412 | 11.9 min | 78.8% | 33 |
| LAS FAT Harry Reid International Airport – Fresno Yosemite International Airport | 416 | 2.8 min | 87.9% | 33 |
| DEN TUL Denver International Airport – Tulsa International Airport | 870 | 8.9 min | 72.7% | 33 |
| BWI CMH Baltimore/Washington International Thurgood Marshall Airport – John Glenn Columbus International Airport | 541 | 9.7 min | 71.0% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 88.2% | 0 |
| November 2024 | 31 | 31 | 100.0% | 0 |
| December 2024 | 12 | 12 | 75.0% | 0 |
| January 2025 | 10 | 10 | 80.0% | 0 |
| February 2025 | 19 | 19 | 84.2% | 0 |
| March 2025 | 25 | 25 | 96.0% | 0 |
| April 2025 | 18 | 18 | 88.9% | 0 |
| May 2025 | 17 | 17 | 58.8% | 0 |
| June 2025 | 16 | 16 | 62.5% | 0 |
| July 2025 | 19 | 19 | 52.6% | 0 |
| August 2025 | 10 | 10 | 40.0% | 0 |
| September 2025 | 8 | 8 | 62.5% | 0 |
| October 2025 | 30 | 30 | 93.3% | 0 |
| November 2025 | 42 | 41 | 73.2% | 1 |
| December 2025 | 42 | 42 | 64.3% | 0 |
| January 2026 | 33 | 33 | 84.9% | 0 |
| February 2026 | 28 | 28 | 67.9% | 0 |
| March 2026 | 71 | 71 | 85.9% | 0 |
| April 2026 | 61 | 61 | 85.3% | 0 |
| May 2026 | 62 | 62 | 62.9% | 0 |
| June 2026 | 22 | 22 | 72.7% | 0 |
| July 2026 | 18 | 18 | 94.4% | 0 |