WN3969
WN3969 (Southwest Airlines) is a multi-stop service on 23 routes, busiest Chicago to Nashville. Of 485 departures recorded from October 2024 to July 2026, 71.2% left on time, according to the US BTS.
- On-time departures71.2%of 485 flights
- Average delay16.7 min
- July 20264▼ 87.1%vs July 2025
- Cancelled0.4%
- 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 | 31 | 2 | ▼ 93.5% |
| February | 24 | – | – |
| March | 20 | 5 | ▼ 75.0% |
| April | 27 | 35 | ▲ 29.6% |
| May | 18 | 43 | ▲ 138.9% |
| June | 29 | 8 | ▼ 72.4% |
| July | 31 | 4 | ▼ 87.1% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 18 | – | in progress |
| November | 3 | – | – |
| December | 9 | – | – |
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 | 83.3% | 50.0% | ▼ 40.0% |
| February | 83.3% | – | – |
| March | 80.0% | 80.0% | 0.0% |
| April | 80.8% | 77.1% | ▼ 4.5% |
| May | 55.6% | 41.9% | ▼ 24.7% |
| June | 69.0% | 62.5% | ▼ 9.4% |
| July | 74.2% | 100.0% | ▲ 34.8% |
| August | 87.1% | – | – |
| September | 100.0% | – | – |
| October | 33.3% | – | in progress |
| November | 66.7% | – | – |
| December | 33.3% | – | – |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | 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 99.6% 483
- Cancelled 0.4% 2
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Jul 26, 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 |
|---|---|---|---|---|
| MDW BNA Chicago Midway International Airport – Nashville International Airport | 636 | 13.9 min | 77.0% | 101 |
| ORD DEN Chicago O'Hare International Airport – Denver International Airport | 1,426 | -2.4 min | 98.3% | 58 |
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 16.2 min | 69.2% | 52 |
| PVD DCA Rhode Island T. F. Green International Airport – Ronald Reagan Washington National Airport | 573 | 33.0 min | 58.0% | 50 |
| STL DAL St. Louis Lambert International Airport – Dallas Love Field | 878 | 14.8 min | 67.4% | 44 |
| MSY DEN Louis Armstrong New Orleans International Airport – Denver International Airport | 1,708 | 32.8 min | 36.7% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 85.7% | 0 |
| November 2024 | 64 | 64 | 70.3% | 0 |
| December 2024 | 39 | 39 | 64.1% | 0 |
| January 2025 | 31 | 30 | 83.3% | 1 |
| February 2025 | 24 | 24 | 83.3% | 0 |
| March 2025 | 20 | 20 | 80.0% | 0 |
| April 2025 | 27 | 26 | 80.8% | 1 |
| May 2025 | 18 | 18 | 55.6% | 0 |
| June 2025 | 29 | 29 | 69.0% | 0 |
| July 2025 | 31 | 31 | 74.2% | 0 |
| August 2025 | 31 | 31 | 87.1% | 0 |
| September 2025 | 30 | 30 | 100.0% | 0 |
| October 2025 | 18 | 18 | 33.3% | 0 |
| November 2025 | 3 | 3 | 66.7% | 0 |
| December 2025 | 9 | 9 | 33.3% | 0 |
| January 2026 | 2 | 2 | 50.0% | 0 |
| March 2026 | 5 | 5 | 80.0% | 0 |
| April 2026 | 35 | 35 | 77.1% | 0 |
| May 2026 | 43 | 43 | 41.9% | 0 |
| June 2026 | 8 | 8 | 62.5% | 0 |
| July 2026 | 4 | 4 | 100.0% | 0 |