WN4416
WN4416 (Southwest Airlines) is a multi-stop service on 17 routes, busiest Detroit to Chicago. Of 331 departures recorded from October 2024 to July 2026, 82.0% left on time, according to the US BTS.
- On-time departures82.0%of 331 flights
- Average delay8.2 min
- July 20264
- Cancelled1.2%
- Legs flown under this number17
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 | 4 | 51 | ▲ 1,175.0% |
| February | 11 | 45 | ▲ 309.1% |
| March | 28 | 34 | ▲ 21.4% |
| April | 19 | 17 | ▼ 10.5% |
| May | 17 | 12 | ▼ 29.4% |
| June | 2 | 3 | ▲ 50.0% |
| July | – | 4 | – |
| August | – | – | – |
| September | – | – | – |
| October | 18 | – | in progress |
| November | 17 | – | – |
| December | 15 | – | – |
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 | 100.0% | 88.2% | ▼ 11.8% |
| February | 72.7% | 81.8% | ▲ 12.5% |
| March | 77.8% | 93.9% | ▲ 20.8% |
| April | 57.9% | 94.1% | ▲ 62.6% |
| May | 70.6% | 91.7% | ▲ 29.9% |
| June | 100.0% | 66.7% | ▼ 33.3% |
| July | – | 75.0% | – |
| August | – | – | – |
| September | – | – | – |
| October | 77.8% | – | in progress |
| November | 82.4% | – | – |
| December | 60.0% | – | – |
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 periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 1 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| 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 98.8% 327
- Cancelled 1.2% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 26, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DTW MDW Detroit Metropolitan Wayne County Airport – Chicago Midway International Airport | 367 | 3.8 min | 81.8% | 55 |
| BWI DTW Baltimore/Washington International Thurgood Marshall Airport – Detroit Metropolitan Wayne County Airport | 657 | 1.1 min | 93.0% | 44 |
| SRQ IND Sarasota Bradenton International Airport – Indianapolis International Airport | 1,413 | 19.9 min | 71.4% | 35 |
| SDF BWI Louisville Muhammad Ali International Airport – Baltimore/Washington International Thurgood Marshall Airport | 795 | 11.8 min | 90.6% | 33 |
| PDX SMF Portland International Airport – Sacramento International Airport | 771 | 9.2 min | 74.2% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 6 | 6 | 83.3% | 0 |
| November 2024 | 16 | 16 | 93.8% | 0 |
| December 2024 | 12 | 12 | 83.3% | 0 |
| January 2025 | 4 | 3 | 100.0% | 1 |
| February 2025 | 11 | 11 | 72.7% | 0 |
| March 2025 | 28 | 27 | 77.8% | 1 |
| April 2025 | 19 | 19 | 57.9% | 0 |
| May 2025 | 17 | 17 | 70.6% | 0 |
| June 2025 | 2 | 2 | 100.0% | 0 |
| October 2025 | 18 | 18 | 77.8% | 0 |
| November 2025 | 17 | 17 | 82.4% | 0 |
| December 2025 | 15 | 15 | 60.0% | 0 |
| January 2026 | 51 | 51 | 88.2% | 0 |
| February 2026 | 45 | 44 | 81.8% | 1 |
| March 2026 | 34 | 33 | 93.9% | 1 |
| April 2026 | 17 | 17 | 94.1% | 0 |
| May 2026 | 12 | 12 | 91.7% | 0 |
| June 2026 | 3 | 3 | 66.7% | 0 |
| July 2026 | 4 | 4 | 75.0% | 0 |