WN4182
WN4182 (Southwest Airlines) is a multi-stop service on 16 routes, busiest Burbank to Oakland. Of 415 departures recorded from October 2024 to July 2026, 79.2% left on time, according to the US BTS.
- On-time departures79.2%of 415 flights
- Average delay9.1 min
- July 20263▼ 75.0%vs July 2025
- Cancelled0.5%
- Legs flown under this number16
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 44 | 4 | ▼ 90.9% |
| February | 35 | – | – |
| March | 19 | 23 | ▲ 21.1% |
| April | 26 | 8 | ▼ 69.2% |
| May | 31 | 6 | ▼ 80.6% |
| June | 16 | 4 | ▼ 75.0% |
| July | 12 | 3 | ▼ 75.0% |
| August | 29 | – | – |
| September | 30 | – | – |
| October | 1 | – | in progress |
| November | 17 | – | – |
| December | 15 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 79.1% | 100.0% | ▲ 26.5% |
| February | 94.3% | – | – |
| March | 73.7% | 39.1% | ▼ 46.9% |
| April | 96.2% | 62.5% | ▼ 35.0% |
| May | 100.0% | 50.0% | ▼ 50.0% |
| June | 56.3% | 100.0% | ▲ 77.8% |
| July | 25.0% | 100.0% | ▲ 300.0% |
| August | 89.7% | – | – |
| September | 93.1% | – | – |
| October | 100.0% | – | in progress |
| November | 70.6% | – | – |
| December | 26.7% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 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 | – | – |
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 99.5% 413
- Cancelled 0.5% 2
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 25, 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 |
|---|---|---|---|---|
| BUR OAK Hollywood Burbank/Bob Hope Airport – Oakland San Francisco Bay Airport | 523 | -0.2 min | 94.1% | 102 |
| LIH HNL Lihue Airport – Daniel K. Inouye International Airport | 163 | -4.1 min | 100.0% | 58 |
| SAN BWI San Diego International Airport – Baltimore/Washington International Thurgood Marshall Airport | 3,686 | 3.5 min | 93.0% | 58 |
| STL HOU St. Louis Lambert International Airport – William P. Hobby Airport | 1,108 | 22.9 min | 55.6% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 13 | 13 | 69.2% | 0 |
| November 2024 | 44 | 44 | 95.5% | 0 |
| December 2024 | 35 | 35 | 82.9% | 0 |
| January 2025 | 44 | 43 | 79.1% | 1 |
| February 2025 | 35 | 35 | 94.3% | 0 |
| March 2025 | 19 | 19 | 73.7% | 0 |
| April 2025 | 26 | 26 | 96.2% | 0 |
| May 2025 | 31 | 31 | 100.0% | 0 |
| June 2025 | 16 | 16 | 56.3% | 0 |
| July 2025 | 12 | 12 | 25.0% | 0 |
| August 2025 | 29 | 29 | 89.7% | 0 |
| September 2025 | 30 | 29 | 93.1% | 1 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 17 | 17 | 70.6% | 0 |
| December 2025 | 15 | 15 | 26.7% | 0 |
| January 2026 | 4 | 4 | 100.0% | 0 |
| March 2026 | 23 | 23 | 39.1% | 0 |
| April 2026 | 8 | 8 | 62.5% | 0 |
| May 2026 | 6 | 6 | 50.0% | 0 |
| June 2026 | 4 | 4 | 100.0% | 0 |
| July 2026 | 3 | 3 | 100.0% | 0 |