WN3883
WN3883 (Southwest Airlines) is a multi-stop service on 18 routes, busiest Phoenix to San Jose. Of 232 departures recorded from October 2024 to July 2026, 70.3% left on time, according to the US BTS.
- On-time departures70.3%of 232 flights
- Average delay14.2 min
- July 202618▲ 350.0%vs July 2025
- Cancelled0.0%
- Legs flown under this number18
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 | 3 | – | – |
| February | 10 | – | – |
| March | 28 | 27 | ▼ 3.6% |
| April | 10 | 27 | ▲ 170.0% |
| May | 4 | 25 | ▲ 525.0% |
| June | 5 | 19 | ▲ 280.0% |
| July | 4 | 18 | ▲ 350.0% |
| August | 1 | – | – |
| September | – | – | – |
| October | 6 | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 | 100.0% | – | – |
| February | 80.0% | – | – |
| March | 71.4% | 85.2% | ▲ 19.3% |
| April | 70.0% | 55.6% | ▼ 20.6% |
| May | 50.0% | 48.0% | ▼ 4.0% |
| June | 80.0% | 63.2% | ▼ 21.1% |
| July | 75.0% | 61.1% | ▼ 18.5% |
| August | 0.0% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 | – | – |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 100.0% 232
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Oct 12, 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 |
|---|---|---|---|---|
| PHX SJC Phoenix Sky Harbor International Airport – Mineta San Jose International Airport | 999 | 22.2 min | 51.0% | 49 |
| STL ATL St. Louis Lambert International Airport – Hartsfield Jackson Atlanta International Airport | 779 | 27.5 min | 60.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 28 | 28 | 89.3% | 0 |
| November 2024 | 7 | 7 | 100.0% | 0 |
| December 2024 | 10 | 10 | 50.0% | 0 |
| January 2025 | 3 | 3 | 100.0% | 0 |
| February 2025 | 10 | 10 | 80.0% | 0 |
| March 2025 | 28 | 28 | 71.4% | 0 |
| April 2025 | 10 | 10 | 70.0% | 0 |
| May 2025 | 4 | 4 | 50.0% | 0 |
| June 2025 | 5 | 5 | 80.0% | 0 |
| July 2025 | 4 | 4 | 75.0% | 0 |
| August 2025 | 1 | 1 | 0.0% | 0 |
| October 2025 | 6 | 6 | 100.0% | 0 |
| March 2026 | 27 | 27 | 85.2% | 0 |
| April 2026 | 27 | 27 | 55.6% | 0 |
| May 2026 | 25 | 25 | 48.0% | 0 |
| June 2026 | 19 | 19 | 63.2% | 0 |
| July 2026 | 18 | 18 | 61.1% | 0 |