WN3457
WN3457 (Southwest Airlines) is a multi-stop service on 23 routes, busiest New York to Chicago. Of 542 departures recorded from October 2024 to July 2026, 65.3% left on time, according to the US BTS.
- On-time departures65.3%of 542 flights
- Average delay16.7 min
- July 202630▲ 275.0%vs July 2025
- Cancelled0.6%
- Legs flown under this number23
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 | 9 | 8 | ▼ 11.1% |
| February | 7 | – | – |
| March | 27 | 27 | 0.0% |
| April | 22 | 48 | ▲ 118.2% |
| May | 23 | 51 | ▲ 121.7% |
| June | 10 | 33 | ▲ 230.0% |
| July | 8 | 30 | ▲ 275.0% |
| August | 29 | – | – |
| September | 30 | – | – |
| October | 2 | – | in progress |
| November | 53 | – | – |
| December | 73 | – | – |
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 | 77.8% | 62.5% | ▼ 19.6% |
| February | 100.0% | – | – |
| March | 74.1% | 80.8% | ▲ 9.0% |
| April | 72.7% | 58.3% | ▼ 19.8% |
| May | 73.9% | 47.1% | ▼ 36.3% |
| June | 40.0% | 27.3% | ▼ 31.8% |
| July | 25.0% | 16.7% | ▼ 33.3% |
| August | 79.3% | – | – |
| September | 86.7% | – | – |
| October | 100.0% | – | in progress |
| November | 82.4% | – | – |
| December | 71.2% | – | – |
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 | 0 | – | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | 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 99.4% 539
- Cancelled 0.6% 3
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
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA MDW LaGuardia Airport – Chicago Midway International Airport | 1,164 | 6.5 min | 84.5% | 58 |
| RDU STL Raleigh-Durham International Airport – St. Louis Lambert International Airport | 1,072 | 44.9 min | 19.3% | 57 |
| ABQ HOU Albuquerque International Sunport – William P. Hobby Airport | 1,221 | 27.5 min | 57.9% | 57 |
| MSY ATL Louis Armstrong New Orleans International Airport – Hartsfield Jackson Atlanta International Airport | 684 | 11.9 min | 73.3% | 46 |
| HOU DCA William P. Hobby Airport – Ronald Reagan Washington National Airport | 1,959 | 27.2 min | 40.5% | 42 |
| SJU BWI Luis Munoz Marin International Airport – Baltimore/Washington International Thurgood Marshall Airport | 2,525 | 13.1 min | 72.7% | 33 |
| MSP MDW Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – Chicago Midway International Airport | 560 | 11.4 min | 81.3% | 33 |
| LAS ELP Harry Reid International Airport – El Paso International Airport | 938 | 18.0 min | 68.8% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 3 | 3 | 33.3% | 0 |
| November 2024 | 26 | 26 | 100.0% | 0 |
| December 2024 | 23 | 23 | 65.2% | 0 |
| January 2025 | 9 | 9 | 77.8% | 0 |
| February 2025 | 7 | 7 | 100.0% | 0 |
| March 2025 | 27 | 27 | 74.1% | 0 |
| April 2025 | 22 | 22 | 72.7% | 0 |
| May 2025 | 23 | 23 | 73.9% | 0 |
| June 2025 | 10 | 10 | 40.0% | 0 |
| July 2025 | 8 | 8 | 25.0% | 0 |
| August 2025 | 29 | 29 | 79.3% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 2 | 2 | 100.0% | 0 |
| November 2025 | 53 | 51 | 82.4% | 2 |
| December 2025 | 73 | 73 | 71.2% | 0 |
| January 2026 | 8 | 8 | 62.5% | 0 |
| March 2026 | 27 | 26 | 80.8% | 1 |
| April 2026 | 48 | 48 | 58.3% | 0 |
| May 2026 | 51 | 51 | 47.1% | 0 |
| June 2026 | 33 | 33 | 27.3% | 0 |
| July 2026 | 30 | 30 | 16.7% | 0 |