WN3426
WN3426 (Southwest Airlines) is a multi-stop service on 22 routes, busiest New York to Nashville. Of 453 departures recorded from October 2024 to July 2026, 72.1% left on time, according to the US BTS.
- On-time departures72.1%of 453 flights
- Average delay12.5 min
- July 202623▼ 23.3%vs July 2025
- Cancelled0.2%
- Legs flown under this number22
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 | 6 | 5 | ▼ 16.7% |
| February | 2 | 16 | ▲ 700.0% |
| March | 44 | 28 | ▼ 36.4% |
| April | 15 | 30 | ▲ 100.0% |
| May | 5 | 31 | ▲ 520.0% |
| June | 27 | 22 | ▼ 18.5% |
| July | 30 | 23 | ▼ 23.3% |
| August | 28 | – | – |
| September | 26 | – | – |
| October | 19 | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 129 | 155 | ▲ 20.2% |
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 | 66.7% | 80.0% | ▲ 20.0% |
| February | 100.0% | 68.8% | ▼ 31.3% |
| March | 84.1% | 50.0% | ▼ 40.5% |
| April | 60.0% | 76.7% | ▲ 27.8% |
| May | 100.0% | 64.5% | ▼ 35.5% |
| June | 77.8% | 45.5% | ▼ 41.6% |
| July | 90.0% | 43.5% | ▼ 51.7% |
| August | 89.3% | – | – |
| September | 92.3% | – | – |
| October | 89.5% | – | in progress |
| November | 60.7% | – | – |
| December | 50.0% | – | – |
| Year-to-date average (Jan–Jul) | 82.6% | 61.3% | ▼ 25.9% |
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 | 0 | – |
| 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 | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 0 | 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 99.8% 452
- Cancelled 0.2% 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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA BNA LaGuardia Airport – Nashville International Airport | 1,228 | 24.6 min | 57.1% | 64 |
| SMF LGB Sacramento International Airport – Long Beach International Airport | 624 | 7.9 min | 85.0% | 60 |
| MIA HOU Miami International Airport – William P. Hobby Airport | 1,535 | 5.0 min | 82.0% | 50 |
| DAL LGA Dallas Love Field – LaGuardia Airport | 2,219 | 8.2 min | 90.0% | 50 |
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 26.7 min | 40.5% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 85.0% | 0 |
| November 2024 | 6 | 6 | 83.3% | 0 |
| December 2024 | 11 | 11 | 81.8% | 0 |
| January 2025 | 6 | 6 | 66.7% | 0 |
| February 2025 | 2 | 2 | 100.0% | 0 |
| March 2025 | 44 | 44 | 84.1% | 0 |
| April 2025 | 15 | 15 | 60.0% | 0 |
| May 2025 | 5 | 5 | 100.0% | 0 |
| June 2025 | 27 | 27 | 77.8% | 0 |
| July 2025 | 30 | 30 | 90.0% | 0 |
| August 2025 | 28 | 28 | 89.3% | 0 |
| September 2025 | 26 | 26 | 92.3% | 0 |
| October 2025 | 19 | 19 | 89.5% | 0 |
| November 2025 | 28 | 28 | 60.7% | 0 |
| December 2025 | 31 | 30 | 50.0% | 1 |
| January 2026 | 5 | 5 | 80.0% | 0 |
| February 2026 | 16 | 16 | 68.8% | 0 |
| March 2026 | 28 | 28 | 50.0% | 0 |
| April 2026 | 30 | 30 | 76.7% | 0 |
| May 2026 | 31 | 31 | 64.5% | 0 |
| June 2026 | 22 | 22 | 45.5% | 0 |
| July 2026 | 23 | 23 | 43.5% | 0 |