WN4313
WN4313 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Orlando to Islip. Of 435 departures recorded from October 2024 to July 2026, 70.7% left on time, according to the US BTS.
- On-time departures70.7%of 435 flights
- Average delay15.4 min
- July 202631▲ 287.5%vs July 2025
- Cancelled0.2%
- 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 periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 12 | 3 | ▼ 75.0% |
| February | 19 | 10 | ▼ 47.4% |
| March | 37 | 32 | ▼ 13.5% |
| April | 32 | 31 | ▼ 3.1% |
| May | 31 | 30 | ▼ 3.2% |
| June | 12 | 30 | ▲ 150.0% |
| July | 8 | 31 | ▲ 287.5% |
| August | 2 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 12 | – | – |
| December | 11 | – | – |
| Year to date (Jan–Jul) | 151 | 167 | ▲ 10.6% |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 100.0% | ▲ 50.0% |
| February | 73.7% | 80.0% | ▲ 8.6% |
| March | 81.1% | 96.9% | ▲ 19.5% |
| April | 68.8% | 90.3% | ▲ 31.4% |
| May | 41.9% | 86.7% | ▲ 106.7% |
| June | 58.3% | 43.3% | ▼ 25.7% |
| July | 37.5% | 46.7% | ▲ 24.5% |
| August | 50.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 41.7% | – | – |
| December | 72.7% | – | – |
| Year-to-date average (Jan–Jul) | 61.1% | 77.7% | ▲ 27.1% |
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 periods17 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 | 1 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 1 |
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% 434
- Cancelled 0.2% 1
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MCO ISP Orlando International Airport – Long Island MacArthur Airport | 1,565 | 24.6 min | 55.2% | 58 |
| DEN TUS Denver International Airport – Tucson International Airport | 1,029 | 37.0 min | 42.1% | 58 |
| SMF AUS Sacramento International Airport – Austin Bergstrom International Airport | 2,380 | 5.2 min | 87.7% | 57 |
| MDW CLE Chicago Midway International Airport – Cleveland Hopkins International Airport | 493 | 8.4 min | 67.9% | 53 |
| STL MCI St. Louis Lambert International Airport – Kansas City International Airport | 380 | -2.4 min | 97.0% | 33 |
| DAL FLL Dallas Love Field – Fort Lauderdale Hollywood International Airport | 1,780 | 12.9 min | 72.7% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 42 | 42 | 90.5% | 0 |
| November 2024 | 24 | 24 | 75.0% | 0 |
| December 2024 | 26 | 26 | 65.4% | 0 |
| January 2025 | 12 | 12 | 66.7% | 0 |
| February 2025 | 19 | 19 | 73.7% | 0 |
| March 2025 | 37 | 37 | 81.1% | 0 |
| April 2025 | 32 | 32 | 68.8% | 0 |
| May 2025 | 31 | 31 | 41.9% | 0 |
| June 2025 | 12 | 12 | 58.3% | 0 |
| July 2025 | 8 | 8 | 37.5% | 0 |
| August 2025 | 2 | 2 | 50.0% | 0 |
| November 2025 | 12 | 12 | 41.7% | 0 |
| December 2025 | 11 | 11 | 72.7% | 0 |
| January 2026 | 3 | 3 | 100.0% | 0 |
| February 2026 | 10 | 10 | 80.0% | 0 |
| March 2026 | 32 | 32 | 96.9% | 0 |
| April 2026 | 31 | 31 | 90.3% | 0 |
| May 2026 | 30 | 30 | 86.7% | 0 |
| June 2026 | 30 | 30 | 43.3% | 0 |
| July 2026 | 31 | 30 | 46.7% | 1 |