OO5646
OO5646 (SkyWest Airlines) is a multi-stop service on 9 routes, busiest Chicago to Appleton. Of 620 departures recorded from October 2024 to July 2026, 78.8% left on time, according to the US BTS.
- On-time departures78.8%of 620 flights
- Average delay16.1 min
- July 202630▲ 3.4%vs July 2025
- Cancelled1.1%
- Legs flown under this number9
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 | 31 | 31 | 0.0% |
| February | 26 | 28 | ▲ 7.7% |
| March | 30 | 31 | ▲ 3.3% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 29 | 30 | ▲ 3.4% |
| August | 18 | – | – |
| September | 20 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 22 | – | – |
| Year to date (Jan–Jul) | 207 | 211 | ▲ 1.9% |
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 | 64.5% | 86.7% | ▲ 34.3% |
| February | 80.8% | 88.9% | ▲ 10.1% |
| March | 64.3% | 77.4% | ▲ 20.4% |
| April | 73.3% | 93.3% | ▲ 27.3% |
| May | 87.1% | 87.1% | 0.0% |
| June | 90.0% | 73.3% | ▼ 18.5% |
| July | 69.0% | 76.7% | ▲ 11.2% |
| August | 83.3% | – | – |
| September | 75.0% | – | – |
| October | 74.2% | – | in progress |
| November | 73.3% | – | – |
| December | 95.5% | – | – |
| Year-to-date average (Jan–Jul) | 75.6% | 83.3% | ▲ 10.3% |
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 | 1 | – |
| February | 0 | 1 | – |
| March | 2 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
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 98.9% 613
- Cancelled 1.1% 7
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD ATW Chicago O'Hare International Airport – Appleton International Airport | 258 | 19.1 min | 75.7% | 305 |
| DEN SLC Denver International Airport – Salt Lake City International Airport | 628 | 13.5 min | 82.1% | 168 |
| SFO RNO San Francisco International Airport – Reno Tahoe International Airport | 308 | 15.8 min | 76.1% | 46 |
| RDM LAX Roberts Field – Los Angeles International Airport | 1,171 | 5.5 min | 88.6% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 85.0% | 0 |
| November 2024 | 30 | 29 | 72.4% | 1 |
| December 2024 | 31 | 29 | 69.0% | 2 |
| January 2025 | 31 | 31 | 64.5% | 0 |
| February 2025 | 26 | 26 | 80.8% | 0 |
| March 2025 | 30 | 28 | 64.3% | 2 |
| April 2025 | 30 | 30 | 73.3% | 0 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 30 | 30 | 90.0% | 0 |
| July 2025 | 29 | 29 | 69.0% | 0 |
| August 2025 | 18 | 18 | 83.3% | 0 |
| September 2025 | 20 | 20 | 75.0% | 0 |
| October 2025 | 31 | 31 | 74.2% | 0 |
| November 2025 | 30 | 30 | 73.3% | 0 |
| December 2025 | 22 | 22 | 95.5% | 0 |
| January 2026 | 31 | 30 | 86.7% | 1 |
| February 2026 | 28 | 27 | 88.9% | 1 |
| March 2026 | 31 | 31 | 77.4% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 31 | 31 | 87.1% | 0 |
| June 2026 | 30 | 30 | 73.3% | 0 |
| July 2026 | 30 | 30 | 76.7% | 0 |