WN4656
WN4656 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Houston to Jackson. Of 347 departures recorded from October 2024 to July 2026, 74.1% left on time, according to the US BTS.
- On-time departures74.1%of 347 flights
- Average delay12.6 min
- July 202618▼ 50.0%vs July 2025
- Cancelled0.9%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 28 | 22 | ▼ 21.4% |
| February | 28 | 20 | ▼ 28.6% |
| March | 29 | 19 | ▼ 34.5% |
| April | 6 | 10 | ▲ 66.7% |
| May | – | 10 | – |
| June | 30 | 16 | ▼ 46.7% |
| July | 36 | 18 | ▼ 50.0% |
| August | 5 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 2 | – | – |
| December | 3 | – | – |
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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 81.8% | ▲ 22.7% |
| February | 71.4% | 66.7% | ▼ 6.7% |
| March | 93.1% | 52.6% | ▼ 43.5% |
| April | 100.0% | 40.0% | ▼ 60.0% |
| May | – | 70.0% | – |
| June | 86.7% | 31.3% | ▼ 63.9% |
| July | 88.9% | 44.4% | ▼ 50.0% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | 66.7% | – | – |
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 periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | – | 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 99.1% 344
- Cancelled 0.9% 3
Share of all recorded flights in the period, all legs. · Oct 12, 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 |
|---|---|---|---|---|
| HOU JAN William P. Hobby Airport – Jackson-Medgar Wiley Evers International Airport | 578 | 11.2 min | 72.8% | 104 |
| TPA RDU Tampa International Airport – Raleigh-Durham International Airport | 947 | 8.3 min | 86.9% | 61 |
| LGA MDW LaGuardia Airport – Chicago Midway International Airport | 1,164 | 9.7 min | 78.6% | 44 |
| MCO MSY Orlando International Airport – Louis Armstrong New Orleans International Airport | 886 | 34.1 min | 38.2% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 24 | 24 | 79.2% | 0 |
| December 2024 | 21 | 21 | 76.2% | 0 |
| January 2025 | 28 | 27 | 66.7% | 1 |
| February 2025 | 28 | 28 | 71.4% | 0 |
| March 2025 | 29 | 29 | 93.1% | 0 |
| April 2025 | 6 | 6 | 100.0% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 36 | 36 | 88.9% | 0 |
| August 2025 | 5 | 5 | 100.0% | 0 |
| November 2025 | 2 | 2 | 100.0% | 0 |
| December 2025 | 3 | 3 | 66.7% | 0 |
| January 2026 | 22 | 22 | 81.8% | 0 |
| February 2026 | 20 | 18 | 66.7% | 2 |
| March 2026 | 19 | 19 | 52.6% | 0 |
| April 2026 | 10 | 10 | 40.0% | 0 |
| May 2026 | 10 | 10 | 70.0% | 0 |
| June 2026 | 16 | 16 | 31.3% | 0 |
| July 2026 | 18 | 18 | 44.4% | 0 |