WN2561
WN2561 (Southwest Airlines) is a multi-stop service on 33 routes, busiest Chicago to Baltimore. Of 607 departures recorded from October 2024 to July 2026, 73.2% left on time, according to the US BTS.
- On-time departures73.2%of 607 flights
- Average delay13.3 min
- July 202623▼ 30.3%vs July 2025
- Cancelled1.0%
- Legs flown under this number33
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 11 | 34 | ▲ 209.1% |
| February | 17 | 21 | ▲ 23.5% |
| March | 18 | 4 | ▼ 77.8% |
| April | 10 | 34 | ▲ 240.0% |
| May | 9 | 44 | ▲ 388.9% |
| June | 33 | 35 | ▲ 6.1% |
| July | 33 | 23 | ▼ 30.3% |
| August | 39 | – | – |
| September | 38 | – | – |
| October | 35 | – | in progress |
| November | 62 | – | – |
| December | 51 | – | – |
| Year to date (Jan–Jul) | 131 | 195 | ▲ 48.9% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 81.8% | 68.8% | ▼ 16.0% |
| February | 88.2% | 66.7% | ▼ 24.4% |
| March | 61.1% | 50.0% | ▼ 18.2% |
| April | 80.0% | 94.1% | ▲ 17.7% |
| May | 33.3% | 90.9% | ▲ 172.8% |
| June | 87.9% | 48.6% | ▼ 44.7% |
| July | 75.8% | 39.1% | ▼ 48.4% |
| August | 97.4% | – | – |
| September | 81.6% | – | – |
| October | 82.9% | – | in progress |
| November | 46.6% | – | – |
| December | 60.8% | – | – |
| Year-to-date average (Jan–Jul) | 72.6% | 65.5% | ▼ 9.8% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 4 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 2 |
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 99.0% 601
- Cancelled 1.0% 6
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MDW BWI Chicago Midway International Airport – Baltimore/Washington International Thurgood Marshall Airport | 981 | 1.3 min | 93.1% | 58 |
| ELP SAT El Paso International Airport – San Antonio International Airport | 797 | -1.5 min | 94.7% | 57 |
| BNA SRQ Nashville International Airport – Sarasota Bradenton International Airport | 1,046 | 5.1 min | 88.7% | 53 |
| ABQ LGB Albuquerque International Sunport – Long Beach International Airport | 1,067 | 12.0 min | 77.3% | 44 |
| SAN SJC San Diego International Airport – Mineta San Jose International Airport | 671 | 29.3 min | 41.5% | 41 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 26 | 26 | 80.8% | 0 |
| November 2024 | 18 | 18 | 94.4% | 0 |
| December 2024 | 12 | 12 | 83.3% | 0 |
| January 2025 | 11 | 11 | 81.8% | 0 |
| February 2025 | 17 | 17 | 88.2% | 0 |
| March 2025 | 18 | 18 | 61.1% | 0 |
| April 2025 | 10 | 10 | 80.0% | 0 |
| May 2025 | 9 | 9 | 33.3% | 0 |
| June 2025 | 33 | 33 | 87.9% | 0 |
| July 2025 | 33 | 33 | 75.8% | 0 |
| August 2025 | 39 | 39 | 97.4% | 0 |
| September 2025 | 38 | 38 | 81.6% | 0 |
| October 2025 | 35 | 35 | 82.9% | 0 |
| November 2025 | 62 | 58 | 46.6% | 4 |
| December 2025 | 51 | 51 | 60.8% | 0 |
| January 2026 | 34 | 32 | 68.8% | 2 |
| February 2026 | 21 | 21 | 66.7% | 0 |
| March 2026 | 4 | 4 | 50.0% | 0 |
| April 2026 | 34 | 34 | 94.1% | 0 |
| May 2026 | 44 | 44 | 90.9% | 0 |
| June 2026 | 35 | 35 | 48.6% | 0 |
| July 2026 | 23 | 23 | 39.1% | 0 |