OO3621
OO3621 (SkyWest Airlines) is a multi-stop service on 17 routes, busiest Milwaukee to Minneapolis. Of 414 departures recorded from December 2024 to May 2026, 78.2% left on time, according to the US BTS.
- On-time departures78.2%of 414 flights
- Average delay15.3 min
- May 202612▼ 76.0%vs May 2025
- Cancelled0.2%
- 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 periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 10 | – | – |
| February | – | – | – |
| March | 3 | 1 | ▼ 66.7% |
| April | 32 | 36 | ▲ 12.5% |
| May | 50 | 12 | ▼ 76.0% |
| June | 58 | – | – |
| July | 60 | – | – |
| August | 20 | – | – |
| September | 24 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 19 | – | – |
according to the US BTS · December 2024 → May 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 | 50.0% | – | – |
| February | – | – | – |
| March | 66.7% | 100.0% | ▲ 50.0% |
| April | 78.1% | 86.1% | ▲ 10.2% |
| May | 64.0% | 33.3% | ▼ 47.9% |
| June | 84.5% | – | – |
| July | 67.8% | – | – |
| August | 65.0% | – | – |
| September | 91.7% | – | – |
| October | 87.1% | – | in progress |
| November | 93.3% | – | – |
| December | 100.0% | – | – |
according to the US BTS · December 2024 → May 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · December 2024 → May 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 | – | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 1 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · December 2024 → May 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 99.8% 413
- Cancelled 0.2% 1
Share of all recorded flights in the period, all legs. · Dec 14, 2024 → May 6, 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 |
|---|---|---|---|---|
| MKE MSP General Mitchell International Airport – Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field | 478 | 3.1 min | 92.0% | 100 |
| HPN DTW Westchester County Airport – Detroit Metropolitan Wayne County Airport | 811 | 17.9 min | 75.8% | 63 |
| DTW HPN Detroit Metropolitan Wayne County Airport – Westchester County Airport | 811 | 22.7 min | 71.4% | 63 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 28 | 28 | 89.3% | 0 |
| January 2025 | 10 | 10 | 50.0% | 0 |
| March 2025 | 3 | 3 | 66.7% | 0 |
| April 2025 | 32 | 32 | 78.1% | 0 |
| May 2025 | 50 | 50 | 64.0% | 0 |
| June 2025 | 58 | 58 | 84.5% | 0 |
| July 2025 | 60 | 59 | 67.8% | 1 |
| August 2025 | 20 | 20 | 65.0% | 0 |
| September 2025 | 24 | 24 | 91.7% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 30 | 30 | 93.3% | 0 |
| December 2025 | 19 | 19 | 100.0% | 0 |
| March 2026 | 1 | 1 | 100.0% | 0 |
| April 2026 | 36 | 36 | 86.1% | 0 |
| May 2026 | 12 | 12 | 33.3% | 0 |