WN4677
WN4677 (Southwest Airlines) is a multi-stop service on 15 routes, busiest New Orleans to Dallas. Of 203 departures recorded from October 2024 to July 2026, 64.0% left on time, according to the US BTS.
- On-time departures64.0%of 203 flights
- Average delay20.3 min
- July 202631▲ 675.0%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 periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 10 | – |
| February | – | 16 | – |
| March | 26 | 29 | ▲ 11.5% |
| April | 10 | 15 | ▲ 50.0% |
| May | 4 | 13 | ▲ 225.0% |
| June | 5 | 27 | ▲ 440.0% |
| July | 4 | 31 | ▲ 675.0% |
| August | 1 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | – | – | – |
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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 70.0% | – |
| February | – | 75.0% | – |
| March | 88.5% | 72.4% | ▼ 18.1% |
| April | 90.0% | 80.0% | ▼ 11.1% |
| May | 100.0% | 76.9% | ▼ 23.1% |
| June | 80.0% | 25.9% | ▼ 67.6% |
| July | 50.0% | 29.0% | ▼ 41.9% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | – | – | – |
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 periods14 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 | – | – | – |
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% 203
- 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 |
|---|---|---|---|---|
| MSY DAL Louis Armstrong New Orleans International Airport – Dallas Love Field | 700 | 41.5 min | 32.0% | 50 |
| DEN LGB Denver International Airport – Long Beach International Airport | 1,373 | 10.9 min | 78.8% | 33 |
| BWI STL Baltimore/Washington International Thurgood Marshall Airport – St. Louis Lambert International Airport | 1,185 | 2.7 min | 87.9% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 10 | 10 | 70.0% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| March 2025 | 26 | 26 | 88.5% | 0 |
| April 2025 | 10 | 10 | 90.0% | 0 |
| May 2025 | 4 | 4 | 100.0% | 0 |
| June 2025 | 5 | 5 | 80.0% | 0 |
| July 2025 | 4 | 4 | 50.0% | 0 |
| August 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 10 | 10 | 70.0% | 0 |
| February 2026 | 16 | 16 | 75.0% | 0 |
| March 2026 | 29 | 29 | 72.4% | 0 |
| April 2026 | 15 | 15 | 80.0% | 0 |
| May 2026 | 13 | 13 | 76.9% | 0 |
| June 2026 | 27 | 27 | 25.9% | 0 |
| July 2026 | 31 | 31 | 29.0% | 0 |