WN4592
WN4592 (Southwest Airlines) is a multi-stop service on 17 routes, busiest Baltimore to Fort Myers. Of 441 departures recorded from October 2024 to July 2026, 74.7% left on time, according to the US BTS.
- On-time departures74.7%of 441 flights
- Average delay13.3 min
- July 202621▼ 32.3%vs July 2025
- Cancelled1.4%
- Legs flown under this number17
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 30 | ▼ 3.2% |
| February | 30 | 35 | ▲ 16.7% |
| March | 26 | 29 | ▲ 11.5% |
| April | 5 | 27 | ▲ 440.0% |
| May | – | 26 | – |
| June | 26 | 23 | ▼ 11.5% |
| July | 31 | 21 | ▼ 32.3% |
| 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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 80.0% | 96.4% | ▲ 20.5% |
| February | 76.7% | 97.1% | ▲ 26.6% |
| March | 88.5% | 65.5% | ▼ 25.9% |
| April | 80.0% | 69.2% | ▼ 13.5% |
| May | – | 34.6% | – |
| June | 100.0% | 39.1% | ▼ 60.9% |
| July | 100.0% | 20.0% | ▼ 80.0% |
| August | 100.0% | – | – |
| 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 periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 2 | ▲ 100.0% |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 1 | – |
| May | – | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| 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 98.6% 435
- Cancelled 1.4% 6
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 |
|---|---|---|---|---|
| BWI RSW Baltimore/Washington International Thurgood Marshall Airport – Southwest Florida International Airport | 1,483 | 9.2 min | 78.5% | 122 |
| ONT SJC Ontario International Airport – Mineta San Jose International Airport | 536 | -3.7 min | 100.0% | 61 |
| JAX DAL Jacksonville International Airport – Dallas Love Field | 1,457 | 1.3 min | 96.1% | 53 |
| TUL DAL Tulsa International Airport – Dallas Love Field | 383 | 24.1 min | 46.9% | 49 |
| MDW ATL Chicago Midway International Airport – Hartsfield Jackson Atlanta International Airport | 952 | 54.5 min | 30.0% | 41 |
| DEN HDN Denver International Airport – Yampa Valley Airport | 227 | 11.2 min | 65.5% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 57.9% | 0 |
| November 2024 | 29 | 29 | 79.3% | 0 |
| December 2024 | 33 | 33 | 78.8% | 0 |
| January 2025 | 31 | 30 | 80.0% | 1 |
| February 2025 | 30 | 30 | 76.7% | 0 |
| March 2025 | 26 | 26 | 88.5% | 0 |
| April 2025 | 5 | 5 | 80.0% | 0 |
| June 2025 | 26 | 26 | 100.0% | 0 |
| July 2025 | 31 | 31 | 100.0% | 0 |
| August 2025 | 4 | 4 | 100.0% | 0 |
| November 2025 | 5 | 5 | 80.0% | 0 |
| December 2025 | 11 | 11 | 63.6% | 0 |
| January 2026 | 30 | 28 | 96.4% | 2 |
| February 2026 | 35 | 34 | 97.1% | 1 |
| March 2026 | 29 | 29 | 65.5% | 0 |
| April 2026 | 27 | 26 | 69.2% | 1 |
| May 2026 | 26 | 26 | 34.6% | 0 |
| June 2026 | 23 | 23 | 39.1% | 0 |
| July 2026 | 21 | 20 | 20.0% | 1 |