WN4069
WN4069 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Seattle to Oakland. Of 309 departures recorded from October 2024 to July 2026, 74.2% left on time, according to the US BTS.
- On-time departures74.2%of 309 flights
- Average delay13.4 min
- July 202616▼ 38.5%vs July 2025
- Cancelled1.0%
- Legs flown under this number25
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 | 2 | 3 | ▲ 50.0% |
| February | 10 | 17 | ▲ 70.0% |
| March | 52 | 28 | ▼ 46.2% |
| April | 13 | 16 | ▲ 23.1% |
| May | 1 | 13 | ▲ 1,200.0% |
| June | 21 | 16 | ▼ 23.8% |
| July | 26 | 16 | ▼ 38.5% |
| August | 3 | – | – |
| September | – | – | – |
| October | 22 | – | in progress |
| November | 5 | – | – |
| December | 20 | – | – |
| Year to date (Jan–Jul) | 125 | 109 | ▼ 12.8% |
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 | 100.0% | 100.0% | 0.0% |
| February | 77.8% | 75.0% | ▼ 3.6% |
| March | 78.9% | 71.4% | ▼ 9.4% |
| April | 69.2% | 68.8% | ▼ 0.7% |
| May | 100.0% | 30.8% | ▼ 69.2% |
| June | 90.5% | 31.3% | ▼ 65.5% |
| July | 84.6% | 13.3% | ▼ 84.2% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | 90.9% | – | in progress |
| November | 100.0% | – | – |
| December | 90.0% | – | – |
| Year-to-date average (Jan–Jul) | 85.9% | 55.8% | ▼ 35.0% |
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 | 0 | 0 | – |
| February | 1 | 1 | 0.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 2 | ▲ 100.0% |
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 99.0% 306
- Cancelled 1.0% 3
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA OAK Seattle–Tacoma International Airport – Oakland San Francisco Bay Airport | 1,082 | 3.6 min | 88.0% | 50 |
| SJC SEA Mineta San Jose International Airport – Seattle–Tacoma International Airport | 1,122 | 18.0 min | 69.7% | 33 |
| OAK MDW Oakland San Francisco Bay Airport – Chicago Midway International Airport | 2,961 | 9.3 min | 71.9% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 11 | 11 | 90.9% | 0 |
| November 2024 | 4 | 4 | 75.0% | 0 |
| December 2024 | 10 | 10 | 100.0% | 0 |
| January 2025 | 2 | 2 | 100.0% | 0 |
| February 2025 | 10 | 9 | 77.8% | 1 |
| March 2025 | 52 | 52 | 78.9% | 0 |
| April 2025 | 13 | 13 | 69.2% | 0 |
| May 2025 | 1 | 1 | 100.0% | 0 |
| June 2025 | 21 | 21 | 90.5% | 0 |
| July 2025 | 26 | 26 | 84.6% | 0 |
| August 2025 | 3 | 3 | 100.0% | 0 |
| October 2025 | 22 | 22 | 90.9% | 0 |
| November 2025 | 5 | 5 | 100.0% | 0 |
| December 2025 | 20 | 20 | 90.0% | 0 |
| January 2026 | 3 | 3 | 100.0% | 0 |
| February 2026 | 17 | 16 | 75.0% | 1 |
| March 2026 | 28 | 28 | 71.4% | 0 |
| April 2026 | 16 | 16 | 68.8% | 0 |
| May 2026 | 13 | 13 | 30.8% | 0 |
| June 2026 | 16 | 16 | 31.3% | 0 |
| July 2026 | 16 | 15 | 13.3% | 1 |