WN1766
WN1766 (Southwest Airlines) is a multi-stop service on 38 routes, busiest Baltimore to Manchester. Of 730 departures recorded from October 2024 to July 2026, 82.4% left on time, according to the US BTS.
- On-time departures82.4%of 730 flights
- Average delay9.7 min
- July 202619▼ 38.7%vs July 2025
- Cancelled1.1%
- Legs flown under this number38
according to the US BTS · Oct 12, 2024 → Jul 31, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 29 | 35 | ▲ 20.7% |
| February | 26 | 33 | ▲ 26.9% |
| March | 67 | 24 | ▼ 64.2% |
| April | 59 | 7 | ▼ 88.1% |
| May | 59 | 4 | ▼ 93.2% |
| June | 33 | 16 | ▼ 51.5% |
| July | 31 | 19 | ▼ 38.7% |
| August | 40 | – | – |
| September | 44 | – | – |
| October | 28 | – | in progress |
| November | 27 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 304 | 138 | ▼ 54.6% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 96.3% | 84.9% | ▼ 11.9% |
| February | 92.3% | 90.9% | ▼ 1.5% |
| March | 89.6% | 69.6% | ▼ 22.3% |
| April | 91.5% | 33.3% | ▼ 63.6% |
| May | 94.9% | 50.0% | ▼ 47.3% |
| June | 63.6% | 66.7% | ▲ 4.8% |
| July | 56.7% | 89.5% | ▲ 57.9% |
| August | 80.0% | – | – |
| September | 81.8% | – | – |
| October | 75.0% | – | in progress |
| November | 74.1% | – | – |
| December | 48.3% | – | – |
| Year-to-date average (Jan–Jul) | 83.6% | 69.3% | ▼ 17.1% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 2 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 5 | ▲ 66.7% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.9% 722
- Cancelled 1.1% 8
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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BWI MHT Baltimore/Washington International Thurgood Marshall Airport – Manchester-Boston Regional Airport | 606 | 25.8 min | 59.3% | 59 |
| SAN BWI San Diego International Airport – Baltimore/Washington International Thurgood Marshall Airport | 3,686 | 4.6 min | 93.9% | 50 |
| STL BNA St. Louis Lambert International Airport – Nashville International Airport | 437 | 5.6 min | 87.0% | 47 |
| MDW PDX Chicago Midway International Airport – Portland International Airport | 2,811 | 19.0 min | 72.3% | 47 |
| MDW OMA Chicago Midway International Airport – Eppley Airfield | 679 | 28.1 min | 59.5% | 43 |
| BWI PWM Baltimore/Washington International Thurgood Marshall Airport – Portland International Jetport | 727 | 3.9 min | 90.5% | 42 |
| DAL ATL Dallas Love Field – Hartsfield Jackson Atlanta International Airport | 1,158 | 9.1 min | 78.8% | 34 |
| CHS BWI Charleston International Airport – Baltimore/Washington International Thurgood Marshall Airport | 761 | -3.2 min | 100.0% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 21 | 21 | 100.0% | 0 |
| November 2024 | 66 | 66 | 93.9% | 0 |
| December 2024 | 33 | 33 | 78.8% | 0 |
| January 2025 | 29 | 27 | 96.3% | 2 |
| February 2025 | 26 | 26 | 92.3% | 0 |
| March 2025 | 67 | 67 | 89.6% | 0 |
| April 2025 | 59 | 59 | 91.5% | 0 |
| May 2025 | 59 | 59 | 94.9% | 0 |
| June 2025 | 33 | 33 | 63.6% | 0 |
| July 2025 | 31 | 30 | 56.7% | 1 |
| August 2025 | 40 | 40 | 80.0% | 0 |
| September 2025 | 44 | 44 | 81.8% | 0 |
| October 2025 | 28 | 28 | 75.0% | 0 |
| November 2025 | 27 | 27 | 74.1% | 0 |
| December 2025 | 29 | 29 | 48.3% | 0 |
| January 2026 | 35 | 33 | 84.9% | 2 |
| February 2026 | 33 | 33 | 90.9% | 0 |
| March 2026 | 24 | 23 | 69.6% | 1 |
| April 2026 | 7 | 6 | 33.3% | 1 |
| May 2026 | 4 | 4 | 50.0% | 0 |
| June 2026 | 16 | 15 | 66.7% | 1 |
| July 2026 | 19 | 19 | 89.5% | 0 |