WN4619
WN4619 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Oakland to San Diego. Of 387 departures recorded from October 2024 to July 2026, 74.6% left on time, according to the US BTS.
- On-time departures74.6%of 387 flights
- Average delay15.6 min
- July 202634
- Cancelled3.4%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 32 | 22 | ▼ 31.3% |
| February | 30 | 16 | ▼ 46.7% |
| March | 9 | 30 | ▲ 233.3% |
| April | 24 | 6 | ▼ 75.0% |
| May | 31 | 1 | ▼ 96.8% |
| June | 4 | 31 | ▲ 675.0% |
| July | – | 34 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 27 | – | – |
| December | 31 | – | – |
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 90.6% | 86.4% | ▼ 4.7% |
| February | 82.8% | 86.7% | ▲ 4.7% |
| March | 55.6% | 63.3% | ▲ 14.0% |
| April | 75.0% | 66.7% | ▼ 11.1% |
| May | 83.3% | 0.0% | ▼ 100.0% |
| June | 100.0% | 48.4% | ▼ 51.6% |
| July | – | 38.2% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 73.1% | – | – |
| December | 90.3% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 1 | 1 | 0.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| 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 96.6% 374
- Cancelled 3.4% 13
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 |
|---|---|---|---|---|
| OAK SAN Oakland San Francisco Bay Airport – San Diego International Airport | 718 | 5.4 min | 85.9% | 88 |
| STL TPA St. Louis Lambert International Airport – Tampa International Airport | 1,400 | 47.1 min | 41.4% | 58 |
| MCO DAL Orlando International Airport – Dallas Love Field | 1,564 | 12.9 min | 82.5% | 58 |
| LAS IND Harry Reid International Airport – Indianapolis International Airport | 2,553 | 14.3 min | 80.7% | 58 |
| OAK SNA Oakland San Francisco Bay Airport – John Wayne Orange County International Airport | 597 | 8.9 min | 65.8% | 38 |
| BWI ATL Baltimore/Washington International Thurgood Marshall Airport – Hartsfield Jackson Atlanta International Airport | 928 | 1.5 min | 91.2% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 23 | 18 | 94.4% | 5 |
| November 2024 | 13 | 11 | 90.9% | 2 |
| December 2024 | 23 | 21 | 81.0% | 2 |
| January 2025 | 32 | 32 | 90.6% | 0 |
| February 2025 | 30 | 29 | 82.8% | 1 |
| March 2025 | 9 | 9 | 55.6% | 0 |
| April 2025 | 24 | 24 | 75.0% | 0 |
| May 2025 | 31 | 30 | 83.3% | 1 |
| June 2025 | 4 | 4 | 100.0% | 0 |
| November 2025 | 27 | 26 | 73.1% | 1 |
| December 2025 | 31 | 31 | 90.3% | 0 |
| January 2026 | 22 | 22 | 86.4% | 0 |
| February 2026 | 16 | 15 | 86.7% | 1 |
| March 2026 | 30 | 30 | 63.3% | 0 |
| April 2026 | 6 | 6 | 66.7% | 0 |
| May 2026 | 1 | 1 | 0.0% | 0 |
| June 2026 | 31 | 31 | 48.4% | 0 |
| July 2026 | 34 | 34 | 38.2% | 0 |