WN4721
WN4721 (Southwest Airlines) is a multi-stop service on 14 routes, busiest Orlando to Indianapolis. Of 224 departures recorded from October 2024 to July 2026, 64.6% left on time, according to the US BTS.
- On-time departures64.6%of 224 flights
- Average delay19.1 min
- July 202630▼ 14.3%vs July 2025
- Cancelled0.5%
- 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 periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 3 | ▼ 40.0% |
| February | 4 | 3 | ▼ 25.0% |
| March | 9 | 3 | ▼ 66.7% |
| April | 2 | 1 | ▼ 50.0% |
| May | – | – | – |
| June | 30 | 27 | ▼ 10.0% |
| July | 35 | 30 | ▼ 14.3% |
| August | 4 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 5 | – | – |
| December | 11 | – | – |
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 | 20.0% | 66.7% | ▲ 233.4% |
| February | 100.0% | 66.7% | ▼ 33.3% |
| March | 100.0% | 100.0% | 0.0% |
| April | 0.0% | 100.0% | – |
| May | – | – | – |
| June | 50.0% | 65.4% | ▲ 30.8% |
| July | 37.1% | 86.7% | ▲ 133.4% |
| August | 0.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 80.0% | – | – |
| December | 63.6% | – | – |
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 | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 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 99.6% 223
- Cancelled 0.4% 1
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MCO IND Orlando International Airport – Indianapolis International Airport | 1,336 | 8.5 min | 76.8% | 57 |
| LAS AUS Harry Reid International Airport – Austin Bergstrom International Airport | 1,752 | 28.9 min | 53.5% | 43 |
| BWI ISP Baltimore/Washington International Thurgood Marshall Airport – Long Island MacArthur Airport | 353 | 15.8 min | 69.4% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 23 | 23 | 87.0% | 0 |
| November 2024 | 19 | 19 | 63.2% | 0 |
| December 2024 | 10 | 10 | 80.0% | 0 |
| January 2025 | 5 | 5 | 20.0% | 0 |
| February 2025 | 4 | 4 | 100.0% | 0 |
| March 2025 | 9 | 9 | 100.0% | 0 |
| April 2025 | 2 | 2 | 0.0% | 0 |
| June 2025 | 30 | 30 | 50.0% | 0 |
| July 2025 | 35 | 35 | 37.1% | 0 |
| August 2025 | 4 | 4 | 0.0% | 0 |
| November 2025 | 5 | 5 | 80.0% | 0 |
| December 2025 | 11 | 11 | 63.6% | 0 |
| January 2026 | 3 | 3 | 66.7% | 0 |
| February 2026 | 3 | 3 | 66.7% | 0 |
| March 2026 | 3 | 3 | 100.0% | 0 |
| April 2026 | 1 | 1 | 100.0% | 0 |
| June 2026 | 27 | 26 | 65.4% | 1 |
| July 2026 | 30 | 30 | 86.7% | 0 |