WN4691
WN4691 (Southwest Airlines) is a multi-stop service on 10 routes, busiest Baltimore to Columbus. Of 316 departures recorded from October 2024 to July 2026, 80.8% left on time, according to the US BTS.
- On-time departures80.8%of 316 flights
- Average delay7.4 min
- July 202626▲ 52.9%vs July 2025
- Cancelled1.3%
- Legs flown under this number10
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 23 | ▼ 25.8% |
| February | 28 | 24 | ▼ 14.3% |
| March | 9 | 4 | ▼ 55.6% |
| April | 4 | – | – |
| May | 4 | – | – |
| June | 17 | 23 | ▲ 35.3% |
| July | 17 | 26 | ▲ 52.9% |
| August | 6 | – | – |
| September | 4 | – | – |
| October | 17 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 78.6% | 95.5% | ▲ 21.5% |
| February | 78.6% | 87.5% | ▲ 11.4% |
| March | 55.6% | 75.0% | ▲ 35.0% |
| April | 100.0% | – | – |
| May | 100.0% | – | – |
| June | 70.6% | 82.6% | ▲ 17.0% |
| July | 52.9% | 80.8% | ▲ 52.6% |
| August | 50.0% | – | – |
| September | 100.0% | – | – |
| October | 88.2% | – | in progress |
| November | 100.0% | – | – |
| 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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 3 | 1 | ▼ 66.7% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | – | – |
| May | 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 98.7% 312
- Cancelled 1.3% 4
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BWI CMH Baltimore/Washington International Thurgood Marshall Airport – John Glenn Columbus International Airport | 541 | 8.5 min | 78.8% | 121 |
| BNA MSY Nashville International Airport – Louis Armstrong New Orleans International Airport | 759 | 0.5 min | 89.8% | 50 |
| BWI ISP Baltimore/Washington International Thurgood Marshall Airport – Long Island MacArthur Airport | 353 | 8.1 min | 81.6% | 49 |
| BNA MDW Nashville International Airport – Chicago Midway International Airport | 636 | 18.5 min | 58.3% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 94.1% | 0 |
| November 2024 | 28 | 28 | 100.0% | 0 |
| December 2024 | 30 | 30 | 63.3% | 0 |
| January 2025 | 31 | 28 | 78.6% | 3 |
| February 2025 | 28 | 28 | 78.6% | 0 |
| March 2025 | 9 | 9 | 55.6% | 0 |
| April 2025 | 4 | 4 | 100.0% | 0 |
| May 2025 | 4 | 4 | 100.0% | 0 |
| June 2025 | 17 | 17 | 70.6% | 0 |
| July 2025 | 17 | 17 | 52.9% | 0 |
| August 2025 | 6 | 6 | 50.0% | 0 |
| September 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 17 | 17 | 88.2% | 0 |
| November 2025 | 2 | 2 | 100.0% | 0 |
| December 2025 | 2 | 2 | 100.0% | 0 |
| January 2026 | 23 | 22 | 95.5% | 1 |
| February 2026 | 24 | 24 | 87.5% | 0 |
| March 2026 | 4 | 4 | 75.0% | 0 |
| June 2026 | 23 | 23 | 82.6% | 0 |
| July 2026 | 26 | 26 | 80.8% | 0 |