WN1941
WN1941 (Southwest Airlines) is a multi-stop service on 34 routes, busiest Baltimore to Louisville. Of 623 departures recorded from October 2024 to July 2026, 78.7% left on time, according to the US BTS.
- On-time departures78.7%of 623 flights
- Average delay12.3 min
- July 202624▼ 40.0%vs July 2025
- Cancelled2.1%
- Legs flown under this number34
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 | 7 | 15 | ▲ 114.3% |
| February | – | 19 | – |
| March | 30 | 33 | ▲ 10.0% |
| April | 39 | 31 | ▼ 20.5% |
| May | 39 | 31 | ▼ 20.5% |
| June | 38 | 21 | ▼ 44.7% |
| July | 40 | 24 | ▼ 40.0% |
| August | 34 | – | – |
| September | 34 | – | – |
| October | 35 | – | in progress |
| November | 42 | – | – |
| December | 35 | – | – |
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 | 57.1% | 93.3% | ▲ 63.3% |
| February | – | 66.7% | – |
| March | 80.0% | 84.9% | ▲ 6.1% |
| April | 76.9% | 80.7% | ▲ 4.8% |
| May | 79.5% | 80.0% | ▲ 0.6% |
| June | 77.8% | 85.7% | ▲ 10.2% |
| July | 74.3% | 87.5% | ▲ 17.8% |
| August | 82.4% | – | – |
| September | 91.2% | – | – |
| October | 70.6% | – | in progress |
| November | 80.0% | – | – |
| December | 77.1% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 5 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 2 | – | – |
| 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 97.9% 610
- Cancelled 2.1% 13
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BWI SDF Baltimore/Washington International Thurgood Marshall Airport – Louisville Muhammad Ali International Airport | 795 | 32.4 min | 66.7% | 60 |
| DEN MDW Denver International Airport – Chicago Midway International Airport | 1,438 | 9.0 min | 79.0% | 58 |
| BWI FLL Baltimore/Washington International Thurgood Marshall Airport – Fort Lauderdale Hollywood International Airport | 1,493 | 11.5 min | 71.9% | 57 |
| HOU OKC William P. Hobby Airport – OKC Will Rogers World Airport | 675 | -0.9 min | 94.0% | 50 |
| ATL MDW Hartsfield Jackson Atlanta International Airport – Chicago Midway International Airport | 952 | 8.9 min | 75.0% | 46 |
| STL ATL St. Louis Lambert International Airport – Hartsfield Jackson Atlanta International Airport | 779 | 4.4 min | 87.9% | 33 |
| DAL TPA Dallas Love Field – Tampa International Airport | 1,474 | 19.6 min | 73.3% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 27 | 26 | 92.3% | 1 |
| November 2024 | 21 | 21 | 76.2% | 0 |
| December 2024 | 28 | 28 | 46.4% | 0 |
| January 2025 | 7 | 7 | 57.1% | 0 |
| March 2025 | 30 | 30 | 80.0% | 0 |
| April 2025 | 39 | 39 | 76.9% | 0 |
| May 2025 | 39 | 39 | 79.5% | 0 |
| June 2025 | 38 | 36 | 77.8% | 2 |
| July 2025 | 40 | 35 | 74.3% | 5 |
| August 2025 | 34 | 34 | 82.4% | 0 |
| September 2025 | 34 | 34 | 91.2% | 0 |
| October 2025 | 35 | 34 | 70.6% | 1 |
| November 2025 | 42 | 40 | 80.0% | 2 |
| December 2025 | 35 | 35 | 77.1% | 0 |
| January 2026 | 15 | 15 | 93.3% | 0 |
| February 2026 | 19 | 18 | 66.7% | 1 |
| March 2026 | 33 | 33 | 84.9% | 0 |
| April 2026 | 31 | 31 | 80.7% | 0 |
| May 2026 | 31 | 30 | 80.0% | 1 |
| June 2026 | 21 | 21 | 85.7% | 0 |
| July 2026 | 24 | 24 | 87.5% | 0 |