WN4611
WN4611 (Southwest Airlines) is a multi-stop service on 15 routes, busiest Tulsa to St Louis. Of 307 departures recorded from October 2024 to July 2026, 81.4% left on time, according to the US BTS.
- On-time departures81.4%of 307 flights
- Average delay10.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.0%
- Legs flown under this number15
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 18 | – |
| February | – | 16 | – |
| March | 16 | 47 | ▲ 193.8% |
| April | 16 | 14 | ▼ 12.5% |
| May | 17 | 4 | ▼ 76.5% |
| June | 28 | 27 | ▼ 3.6% |
| July | 31 | 31 | 0.0% |
| August | 4 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 13 | – | – |
| December | 5 | – | – |
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 88.9% | – |
| February | – | 87.5% | – |
| March | 87.5% | 66.0% | ▼ 24.6% |
| April | 56.3% | 85.7% | ▲ 52.4% |
| May | 70.6% | 50.0% | ▼ 29.2% |
| June | 78.6% | 85.2% | ▲ 8.4% |
| July | 93.6% | 96.8% | ▲ 3.4% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 69.2% | – | – |
| December | 100.0% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | 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 100.0% 307
- Cancelled 0.0% 0
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| TUL STL Tulsa International Airport – St. Louis Lambert International Airport | 563 | 10.6 min | 88.5% | 61 |
| MDW BOS Chicago Midway International Airport – Boston Logan International Airport | 1,381 | 2.6 min | 91.4% | 58 |
| PHX IND Phoenix Sky Harbor International Airport – Indianapolis International Airport | 2,390 | 4.8 min | 86.1% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 89.5% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| March 2025 | 16 | 16 | 87.5% | 0 |
| April 2025 | 16 | 16 | 56.3% | 0 |
| May 2025 | 17 | 17 | 70.6% | 0 |
| June 2025 | 28 | 28 | 78.6% | 0 |
| July 2025 | 31 | 31 | 93.6% | 0 |
| August 2025 | 4 | 4 | 100.0% | 0 |
| November 2025 | 13 | 13 | 69.2% | 0 |
| December 2025 | 5 | 5 | 100.0% | 0 |
| January 2026 | 18 | 18 | 88.9% | 0 |
| February 2026 | 16 | 16 | 87.5% | 0 |
| March 2026 | 47 | 47 | 66.0% | 0 |
| April 2026 | 14 | 14 | 85.7% | 0 |
| May 2026 | 4 | 4 | 50.0% | 0 |
| June 2026 | 27 | 27 | 85.2% | 0 |
| July 2026 | 31 | 31 | 96.8% | 0 |