WN4659
WN4659 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Manchester to Baltimore. Of 245 departures recorded from October 2024 to July 2026, 79.0% left on time, according to the US BTS.
- On-time departures79.0%of 245 flights
- Average delay8.9 min
- July 202614
- Cancelled0.8%
- 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 periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 5 | ▲ 400.0% |
| February | – | 17 | – |
| March | – | 2 | – |
| April | 3 | 23 | ▲ 666.7% |
| May | 4 | 31 | ▲ 675.0% |
| June | 1 | 15 | ▲ 1,400.0% |
| July | – | 14 | – |
| August | – | – | – |
| September | – | – | – |
| October | 43 | – | in progress |
| November | 34 | – | – |
| December | 23 | – | – |
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 | 100.0% | 80.0% | ▼ 20.0% |
| February | – | 47.1% | – |
| March | – | 0.0% | – |
| April | 33.3% | 100.0% | ▲ 200.0% |
| May | 25.0% | 100.0% | ▲ 300.0% |
| June | 0.0% | 66.7% | – |
| July | – | 71.4% | – |
| August | – | – | – |
| September | – | – | – |
| October | 90.7% | – | in progress |
| November | 87.9% | – | – |
| December | 43.5% | – | – |
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 | 0 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| 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 99.2% 243
- Cancelled 0.8% 2
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 |
|---|---|---|---|---|
| MHT BWI Manchester-Boston Regional Airport – Baltimore/Washington International Thurgood Marshall Airport | 606 | -7.7 min | 100.0% | 57 |
| BWI DAL Baltimore/Washington International Thurgood Marshall Airport – Dallas Love Field | 1,942 | 19.2 min | 64.7% | 34 |
| TPA BWI Tampa International Airport – Baltimore/Washington International Thurgood Marshall Airport | 1,358 | 2.7 min | 90.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 11 | 11 | 81.8% | 0 |
| November 2024 | 14 | 13 | 92.3% | 1 |
| December 2024 | 4 | 4 | 100.0% | 0 |
| January 2025 | 1 | 1 | 100.0% | 0 |
| April 2025 | 3 | 3 | 33.3% | 0 |
| May 2025 | 4 | 4 | 25.0% | 0 |
| June 2025 | 1 | 1 | 0.0% | 0 |
| October 2025 | 43 | 43 | 90.7% | 0 |
| November 2025 | 34 | 33 | 87.9% | 1 |
| December 2025 | 23 | 23 | 43.5% | 0 |
| January 2026 | 5 | 5 | 80.0% | 0 |
| February 2026 | 17 | 17 | 47.1% | 0 |
| March 2026 | 2 | 2 | 0.0% | 0 |
| April 2026 | 23 | 23 | 100.0% | 0 |
| May 2026 | 31 | 31 | 100.0% | 0 |
| June 2026 | 15 | 15 | 66.7% | 0 |
| July 2026 | 14 | 14 | 71.4% | 0 |