WN3936
WN3936 (Southwest Airlines) is a multi-stop service on 20 routes, busiest Long Beach to Oakland. Of 509 departures recorded from October 2024 to July 2026, 77.4% left on time, according to the US BTS.
- On-time departures77.4%of 509 flights
- Average delay11.3 min
- July 202630▲ 30.4%vs July 2025
- Cancelled0.8%
- Legs flown under this number20
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 27 | 5 | ▼ 81.5% |
| February | 28 | – | – |
| March | 31 | 39 | ▲ 25.8% |
| April | 7 | 57 | ▲ 714.3% |
| May | – | 61 | – |
| June | 18 | 33 | ▲ 83.3% |
| July | 23 | 30 | ▲ 30.4% |
| August | 7 | – | – |
| September | 4 | – | – |
| October | 39 | – | in progress |
| November | 27 | – | – |
| December | 29 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 88.9% | 100.0% | ▲ 12.5% |
| February | 75.0% | – | – |
| March | 74.2% | 18.4% | ▼ 75.2% |
| April | 71.4% | 74.6% | ▲ 4.4% |
| May | – | 86.9% | – |
| June | 100.0% | 60.6% | ▼ 39.4% |
| July | 100.0% | 60.0% | ▼ 40.0% |
| August | 85.7% | – | – |
| September | 100.0% | – | – |
| October | 82.1% | – | in progress |
| November | 100.0% | – | – |
| December | 89.7% | – | – |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | – | – |
| March | 0 | 1 | – |
| April | 0 | 2 | – |
| May | – | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| 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 99.2% 505
- Cancelled 0.8% 4
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGB OAK Long Beach International Airport – Oakland San Francisco Bay Airport | 569 | 4.1 min | 86.5% | 74 |
| OGG HNL Kahului International Airport – Daniel K. Inouye International Airport | 162 | 0.6 min | 95.0% | 60 |
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 0.0 min | 96.4% | 57 |
| STL LAS St. Louis Lambert International Airport – Harry Reid International Airport | 2,202 | 29.5 min | 54.0% | 50 |
| MDW STL Chicago Midway International Airport – St. Louis Lambert International Airport | 404 | -4.0 min | 100.0% | 44 |
| SFO PHX San Francisco International Airport – Phoenix Sky Harbor International Airport | 1,047 | 18.6 min | 69.7% | 33 |
| ORD DAL Chicago O'Hare International Airport – Dallas Love Field | 1,285 | 54.3 min | 12.9% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 94.7% | 0 |
| November 2024 | 11 | 11 | 90.9% | 0 |
| December 2024 | 14 | 14 | 78.6% | 0 |
| January 2025 | 27 | 27 | 88.9% | 0 |
| February 2025 | 28 | 28 | 75.0% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 7 | 7 | 71.4% | 0 |
| June 2025 | 18 | 18 | 100.0% | 0 |
| July 2025 | 23 | 22 | 100.0% | 1 |
| August 2025 | 7 | 7 | 85.7% | 0 |
| September 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 39 | 39 | 82.1% | 0 |
| November 2025 | 27 | 27 | 100.0% | 0 |
| December 2025 | 29 | 29 | 89.7% | 0 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| March 2026 | 39 | 38 | 18.4% | 1 |
| April 2026 | 57 | 55 | 74.6% | 2 |
| May 2026 | 61 | 61 | 86.9% | 0 |
| June 2026 | 33 | 33 | 60.6% | 0 |
| July 2026 | 30 | 30 | 60.0% | 0 |