OO5957
OO5957 (SkyWest Airlines) is a multi-stop service on 10 routes, busiest Appleton to Chicago. Of 579 departures recorded from October 2024 to July 2026, 81.1% left on time, according to the US BTS.
- On-time departures81.1%of 579 flights
- Average delay23.4 min
- July 202662▲ 100.0%vs July 2025
- Cancelled5.9%
- Legs flown under this number10
Recorded departures by month
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 | 30 | 24 | ▼ 20.0% |
| February | 28 | 10 | ▼ 64.3% |
| March | 31 | 24 | ▼ 22.6% |
| April | 30 | 30 | 0.0% |
| May | 31 | 11 | ▼ 64.5% |
| June | 30 | 47 | ▲ 56.7% |
| July | 31 | 62 | ▲ 100.0% |
| August | 18 | – | – |
| September | 4 | – | – |
| October | 6 | – | in progress |
| November | 29 | – | – |
| December | 22 | – | – |
| Year to date (Jan–Jul) | 211 | 208 | ▼ 1.4% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
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 | 93.3% | 68.2% | ▼ 26.9% |
| February | 96.4% | 70.0% | ▼ 27.4% |
| March | 70.0% | 56.5% | ▼ 19.3% |
| April | 93.3% | 76.0% | ▼ 18.6% |
| May | 90.3% | 100.0% | ▲ 10.7% |
| June | 90.0% | 72.5% | ▼ 19.4% |
| July | 90.0% | 67.3% | ▼ 25.3% |
| August | 100.0% | – | – |
| September | 75.0% | – | – |
| October | 83.3% | – | in progress |
| November | 80.0% | – | – |
| December | 68.4% | – | – |
| Year-to-date average (Jan–Jul) | 89.1% | 72.9% | ▼ 18.1% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | 5 | – |
| May | 0 | 0 | – |
| June | 0 | 7 | – |
| July | 1 | 7 | ▲ 600.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 4 | – | – |
| December | 3 | – | – |
| Year to date (Jan–Jul) | 2 | 22 | ▲ 1,000.0% |
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 94.1% 545
- Cancelled 5.9% 34
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATW ORD Appleton International Airport – Chicago O'Hare International Airport | 258 | 10.9 min | 88.5% | 310 |
| MLI ORD Quad City International Airport – Chicago O'Hare International Airport | 224 | 45.4 min | 74.2% | 141 |
| ORD DLH Chicago O'Hare International Airport – Duluth International Airport | 639 | 35.4 min | 71.2% | 61 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 30 | 83.3% | 0 |
| December 2024 | 31 | 30 | 83.3% | 1 |
| January 2025 | 30 | 30 | 93.3% | 0 |
| February 2025 | 28 | 28 | 96.4% | 0 |
| March 2025 | 31 | 30 | 70.0% | 1 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 90.0% | 0 |
| July 2025 | 31 | 30 | 90.0% | 1 |
| August 2025 | 18 | 16 | 100.0% | 2 |
| September 2025 | 4 | 4 | 75.0% | 0 |
| October 2025 | 6 | 6 | 83.3% | 0 |
| November 2025 | 29 | 25 | 80.0% | 4 |
| December 2025 | 22 | 19 | 68.4% | 3 |
| January 2026 | 24 | 22 | 68.2% | 2 |
| February 2026 | 10 | 10 | 70.0% | 0 |
| March 2026 | 24 | 23 | 56.5% | 1 |
| April 2026 | 30 | 25 | 76.0% | 5 |
| May 2026 | 11 | 11 | 100.0% | 0 |
| June 2026 | 47 | 40 | 72.5% | 7 |
| July 2026 | 62 | 55 | 67.3% | 7 |