WN3207
WN3207 (Southwest Airlines) is a multi-stop service on 24 routes, busiest Chicago to St Louis. Of 425 departures recorded from October 2024 to July 2026, 74.9% left on time, according to the US BTS.
- On-time departures74.9%of 425 flights
- Average delay12.6 min
- July 202618▼ 18.2%vs July 2025
- Cancelled0.7%
- Legs flown under this number24
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 | 2 | 32 | ▲ 1,500.0% |
| February | 2 | 25 | ▲ 1,150.0% |
| March | 21 | 8 | ▼ 61.9% |
| April | 19 | 4 | ▼ 78.9% |
| May | 17 | 4 | ▼ 76.5% |
| June | 21 | 16 | ▼ 23.8% |
| July | 22 | 18 | ▼ 18.2% |
| August | 33 | – | – |
| September | 34 | – | – |
| October | 39 | – | in progress |
| November | 31 | – | – |
| December | 47 | – | – |
| Year to date (Jan–Jul) | 104 | 107 | ▲ 2.9% |
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 | 100.0% | 87.5% | ▼ 12.5% |
| February | 50.0% | 48.0% | ▼ 4.0% |
| March | 85.7% | 37.5% | ▼ 56.2% |
| April | 100.0% | 100.0% | 0.0% |
| May | 100.0% | 75.0% | ▼ 25.0% |
| June | 61.9% | 100.0% | ▲ 61.6% |
| July | 45.5% | 94.4% | ▲ 107.8% |
| August | 75.8% | – | – |
| September | 82.4% | – | – |
| October | 69.2% | – | in progress |
| November | 80.0% | – | – |
| December | 55.3% | – | – |
| Year-to-date average (Jan–Jul) | 77.6% | 77.5% | ▼ 0.1% |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 100.0% |
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 99.3% 422
- Cancelled 0.7% 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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MDW STL Chicago Midway International Airport – St. Louis Lambert International Airport | 404 | 14.3 min | 77.2% | 58 |
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 10.6 min | 67.3% | 55 |
| PDX PHX Portland International Airport – Phoenix Sky Harbor International Airport | 1,625 | -0.9 min | 97.1% | 34 |
| ORF BWI Norfolk International Airport – Baltimore/Washington International Thurgood Marshall Airport | 257 | -2.9 min | 100.0% | 34 |
| AUS LAS Austin Bergstrom International Airport – Harry Reid International Airport | 1,752 | 1.9 min | 94.1% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 84.2% | 0 |
| November 2024 | 3 | 3 | 66.7% | 0 |
| December 2024 | 8 | 8 | 87.5% | 0 |
| January 2025 | 2 | 1 | 100.0% | 1 |
| February 2025 | 2 | 2 | 50.0% | 0 |
| March 2025 | 21 | 21 | 85.7% | 0 |
| April 2025 | 19 | 19 | 100.0% | 0 |
| May 2025 | 17 | 16 | 100.0% | 1 |
| June 2025 | 21 | 21 | 61.9% | 0 |
| July 2025 | 22 | 22 | 45.5% | 0 |
| August 2025 | 33 | 33 | 75.8% | 0 |
| September 2025 | 34 | 34 | 82.4% | 0 |
| October 2025 | 39 | 39 | 69.2% | 0 |
| November 2025 | 31 | 30 | 80.0% | 1 |
| December 2025 | 47 | 47 | 55.3% | 0 |
| January 2026 | 32 | 32 | 87.5% | 0 |
| February 2026 | 25 | 25 | 48.0% | 0 |
| March 2026 | 8 | 8 | 37.5% | 0 |
| April 2026 | 4 | 4 | 100.0% | 0 |
| May 2026 | 4 | 4 | 75.0% | 0 |
| June 2026 | 16 | 16 | 100.0% | 0 |
| July 2026 | 18 | 18 | 94.4% | 0 |