WN3992
WN3992 (Southwest Airlines) is a multi-stop service on 24 routes, busiest Long Beach to San Jose. Of 512 departures recorded from October 2024 to July 2026, 71.2% left on time, according to the US BTS.
- On-time departures71.2%of 512 flights
- Average delay12.8 min
- July 202635▲ 20.7%vs July 2025
- Cancelled0.2%
- 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 | 33 | 1 | ▼ 97.0% |
| February | 30 | 16 | ▼ 46.7% |
| March | 32 | 24 | ▼ 25.0% |
| April | 27 | 8 | ▼ 70.4% |
| May | 26 | 5 | ▼ 80.8% |
| June | 30 | 30 | 0.0% |
| July | 29 | 35 | ▲ 20.7% |
| August | 23 | – | – |
| September | 21 | – | – |
| October | 30 | – | in progress |
| November | 4 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 207 | 119 | ▼ 42.5% |
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 | 84.9% | 100.0% | ▲ 17.9% |
| February | 70.0% | 100.0% | ▲ 42.9% |
| March | 62.5% | 58.3% | ▼ 6.7% |
| April | 74.1% | 100.0% | ▲ 35.0% |
| May | 84.6% | 100.0% | ▲ 18.2% |
| June | 86.7% | 46.7% | ▼ 46.2% |
| July | 65.5% | 51.4% | ▼ 21.5% |
| August | 78.3% | – | – |
| September | 65.0% | – | – |
| October | 43.3% | – | in progress |
| November | 75.0% | – | – |
| December | 100.0% | – | – |
| Year-to-date average (Jan–Jul) | 75.5% | 79.5% | ▲ 5.3% |
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 | 1 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| 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% 511
- Cancelled 0.2% 1
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGB SJC Long Beach International Airport – Mineta San Jose International Airport | 522 | 5.0 min | 80.0% | 95 |
| AUS LAX Austin Bergstrom International Airport – Los Angeles International Airport | 1,995 | 8.6 min | 76.3% | 59 |
| STS LAS Charles M. Schulz Sonoma County Airport – Harry Reid International Airport | 729 | 29.4 min | 53.1% | 49 |
| ABQ DEN Albuquerque International Sunport – Denver International Airport | 563 | 7.5 min | 85.7% | 42 |
| PDX PHX Portland International Airport – Phoenix Sky Harbor International Airport | 1,625 | 15.5 min | 69.2% | 40 |
| OAK DEN Oakland San Francisco Bay Airport – Denver International Airport | 1,537 | 20.7 min | 41.9% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 34 | 34 | 73.5% | 0 |
| November 2024 | 37 | 37 | 78.4% | 0 |
| December 2024 | 35 | 35 | 82.9% | 0 |
| January 2025 | 33 | 33 | 84.9% | 0 |
| February 2025 | 30 | 30 | 70.0% | 0 |
| March 2025 | 32 | 32 | 62.5% | 0 |
| April 2025 | 27 | 27 | 74.1% | 0 |
| May 2025 | 26 | 26 | 84.6% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 29 | 29 | 65.5% | 0 |
| August 2025 | 23 | 23 | 78.3% | 0 |
| September 2025 | 21 | 20 | 65.0% | 1 |
| October 2025 | 30 | 30 | 43.3% | 0 |
| November 2025 | 4 | 4 | 75.0% | 0 |
| December 2025 | 2 | 2 | 100.0% | 0 |
| January 2026 | 1 | 1 | 100.0% | 0 |
| February 2026 | 16 | 16 | 100.0% | 0 |
| March 2026 | 24 | 24 | 58.3% | 0 |
| April 2026 | 8 | 8 | 100.0% | 0 |
| May 2026 | 5 | 5 | 100.0% | 0 |
| June 2026 | 30 | 30 | 46.7% | 0 |
| July 2026 | 35 | 35 | 51.4% | 0 |