OO5541
OO5541 (SkyWest Airlines) is a multi-stop service on 14 routes, busiest Dayton to Chicago. Of 584 departures recorded from October 2024 to July 2026, 79.2% left on time, according to the US BTS.
- On-time departures79.2%of 584 flights
- Average delay18.3 min
- July 202660▲ 2,900.0%vs July 2025
- Cancelled1.0%
- Legs flown under this number14
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 | 9 | 31 | ▲ 244.4% |
| February | 19 | 28 | ▲ 47.4% |
| March | 30 | 31 | ▲ 3.3% |
| April | 27 | 30 | ▲ 11.1% |
| May | 31 | 31 | 0.0% |
| June | 30 | 36 | ▲ 20.0% |
| July | 2 | 60 | ▲ 2,900.0% |
| August | 15 | – | – |
| September | 23 | – | – |
| October | 27 | – | in progress |
| November | 30 | – | – |
| December | 30 | – | – |
| Year to date (Jan–Jul) | 148 | 247 | ▲ 66.9% |
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 | 87.5% | 62.1% | ▼ 29.1% |
| February | 89.5% | 71.4% | ▼ 20.2% |
| March | 80.0% | 80.0% | 0.0% |
| April | 88.9% | 73.3% | ▼ 17.5% |
| May | 90.3% | 83.9% | ▼ 7.1% |
| June | 73.3% | 72.2% | ▼ 1.5% |
| July | 50.0% | 76.7% | ▲ 53.3% |
| August | 76.9% | – | – |
| September | 91.3% | – | – |
| October | 74.1% | – | in progress |
| November | 73.3% | – | – |
| December | 73.3% | – | – |
| Year-to-date average (Jan–Jul) | 79.9% | 74.2% | ▼ 7.1% |
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 | 1 | 2 | ▲ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 3 | ▲ 200.0% |
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 99.0% 578
- Cancelled 1.0% 6
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DAY ORD James M. Cox Dayton International Airport – Chicago O'Hare International Airport | 386 | 11.5 min | 85.5% | 216 |
| SGF DEN Springfield Branson National Airport – Denver International Airport | 1,023 | 18.9 min | 75.5% | 148 |
| ORD CVG Chicago O'Hare International Airport – Cincinnati Northern Kentucky International Airport | 425 | 37.5 min | 74.3% | 37 |
| IAH MFE George Bush Intercontinental Airport – McAllen Miller International Airport | 510 | 53.5 min | 72.2% | 36 |
| DEN HOB Denver International Airport – Lea County Regional Airport | 808 | 17.6 min | 80.6% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 29 | 29 | 93.1% | 0 |
| December 2024 | 15 | 15 | 100.0% | 0 |
| January 2025 | 9 | 8 | 87.5% | 1 |
| February 2025 | 19 | 19 | 89.5% | 0 |
| March 2025 | 30 | 30 | 80.0% | 0 |
| April 2025 | 27 | 27 | 88.9% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 73.3% | 0 |
| July 2025 | 2 | 2 | 50.0% | 0 |
| August 2025 | 15 | 13 | 76.9% | 2 |
| September 2025 | 23 | 23 | 91.3% | 0 |
| October 2025 | 27 | 27 | 74.1% | 0 |
| November 2025 | 30 | 30 | 73.3% | 0 |
| December 2025 | 30 | 30 | 73.3% | 0 |
| January 2026 | 31 | 29 | 62.1% | 2 |
| February 2026 | 28 | 28 | 71.4% | 0 |
| March 2026 | 31 | 30 | 80.0% | 1 |
| April 2026 | 30 | 30 | 73.3% | 0 |
| May 2026 | 31 | 31 | 83.9% | 0 |
| June 2026 | 36 | 36 | 72.2% | 0 |
| July 2026 | 60 | 60 | 76.7% | 0 |