WN4874
WN4874 (Southwest Airlines) is a multi-stop service on 14 routes, busiest San Diego to Orlando. Of 153 departures recorded from October 2024 to July 2026, 72.3% left on time, according to the US BTS.
- On-time departures72.3%of 153 flights
- Average delay13.2 min
- July 202631▲ 675.0%vs July 2025
- Cancelled3.3%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 26 | – |
| February | 1 | 28 | ▲ 2,700.0% |
| March | 8 | 5 | ▼ 37.5% |
| April | 4 | – | – |
| May | – | – | – |
| June | 4 | 27 | ▲ 575.0% |
| July | 4 | 31 | ▲ 675.0% |
| August | 1 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 95.8% | – |
| February | 100.0% | 92.3% | ▼ 7.7% |
| March | 75.0% | 80.0% | ▲ 6.7% |
| April | 100.0% | – | – |
| May | – | – | – |
| June | 100.0% | 53.9% | ▼ 46.2% |
| July | 25.0% | 51.6% | ▲ 106.4% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0.0% | – | – |
| December | 100.0% | – | – |
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 periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | – | – |
| May | – | – | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | 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 96.7% 148
- Cancelled 3.3% 5
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN MCO San Diego International Airport – Orlando International Airport | 3,452 | 21.2 min | 52.6% | 58 |
| ISP BWI Long Island MacArthur Airport – Baltimore/Washington International Thurgood Marshall Airport | 353 | 2.7 min | 94.4% | 58 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 10 | 10 | 60.0% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| December 2024 | 1 | 1 | 100.0% | 0 |
| February 2025 | 1 | 1 | 100.0% | 0 |
| March 2025 | 8 | 8 | 75.0% | 0 |
| April 2025 | 4 | 4 | 100.0% | 0 |
| June 2025 | 4 | 4 | 100.0% | 0 |
| July 2025 | 4 | 4 | 25.0% | 0 |
| August 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 1 | 1 | 0.0% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 26 | 24 | 95.8% | 2 |
| February 2026 | 28 | 26 | 92.3% | 2 |
| March 2026 | 5 | 5 | 80.0% | 0 |
| June 2026 | 27 | 26 | 53.9% | 1 |
| July 2026 | 31 | 31 | 51.6% | 0 |