OO5574
OO5574 (SkyWest Airlines) is a multi-stop service on 24 routes, busiest Chicago to Rochester. Of 489 departures recorded from October 2024 to June 2026, 80.1% left on time, according to the US BTS.
- On-time departures80.1%of 489 flights
- Average delay14.2 min
- June 202624▲ 60.0%vs June 2025
- Cancelled1.4%
- Legs flown under this number24
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 27 | ▼ 12.9% |
| February | 27 | 27 | 0.0% |
| March | 13 | 10 | ▼ 23.1% |
| April | 29 | 29 | 0.0% |
| May | 26 | 22 | ▼ 15.4% |
| June | 15 | 24 | ▲ 60.0% |
| July | 31 | – | – |
| August | 24 | – | – |
| September | 27 | – | – |
| October | 26 | – | in progress |
| November | 30 | – | – |
| December | 19 | – | – |
| Year to date (Jan–Jun) | 141 | 139 | ▼ 1.4% |
according to the US BTS · October 2024 → June 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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 90.3% | 60.0% | ▼ 33.6% |
| February | 96.3% | 73.1% | ▼ 24.1% |
| March | 100.0% | 90.0% | ▼ 10.0% |
| April | 93.1% | 53.6% | ▼ 42.5% |
| May | 69.2% | 100.0% | ▲ 44.4% |
| June | 93.3% | 60.9% | ▼ 34.8% |
| July | 80.7% | – | – |
| August | 75.0% | – | – |
| September | 74.1% | – | – |
| October | 80.8% | – | in progress |
| November | 70.0% | – | – |
| December | 79.0% | – | – |
| Year-to-date average (Jan–Jun) | 90.4% | 72.9% | ▼ 19.3% |
according to the US BTS · October 2024 → June 2026
Average departure delay by month
according to the US BTS · October 2024 → June 2026
Cancelled departures by month
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 1 | – |
| May | 0 | 1 | – |
| June | 0 | 1 | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jun) | 0 | 6 |
according to the US BTS · October 2024 → June 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 98.6% 482
- Cancelled 1.4% 7
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jun 24, 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 |
|---|---|---|---|---|
| ORD ROC Chicago O'Hare International Airport – Frederick Douglass Greater Rochester International Airport | 847 | 30.2 min | 64.3% | 88 |
| TUS DEN Tucson International Airport – Denver International Airport | 1,029 | -0.4 min | 91.1% | 56 |
| SFO MFR San Francisco International Airport – Rogue Valley International-Medford Airport | 530 | 11.9 min | 73.6% | 53 |
| XNA ORD Northwest Arkansas National Airport – Chicago O'Hare International Airport | 840 | -2.5 min | 94.0% | 51 |
| ORD TUS Chicago O'Hare International Airport – Tucson International Airport | 2,309 | 1.8 min | 93.6% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 8 | 8 | 87.5% | 0 |
| November 2024 | 29 | 28 | 92.9% | 1 |
| December 2024 | 15 | 15 | 93.3% | 0 |
| January 2025 | 31 | 31 | 90.3% | 0 |
| February 2025 | 27 | 27 | 96.3% | 0 |
| March 2025 | 13 | 13 | 100.0% | 0 |
| April 2025 | 29 | 29 | 93.1% | 0 |
| May 2025 | 26 | 26 | 69.2% | 0 |
| June 2025 | 15 | 15 | 93.3% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 24 | 24 | 75.0% | 0 |
| September 2025 | 27 | 27 | 74.1% | 0 |
| October 2025 | 26 | 26 | 80.8% | 0 |
| November 2025 | 30 | 30 | 70.0% | 0 |
| December 2025 | 19 | 19 | 79.0% | 0 |
| January 2026 | 27 | 25 | 60.0% | 2 |
| February 2026 | 27 | 26 | 73.1% | 1 |
| March 2026 | 10 | 10 | 90.0% | 0 |
| April 2026 | 29 | 28 | 53.6% | 1 |
| May 2026 | 22 | 21 | 100.0% | 1 |
| June 2026 | 24 | 23 | 60.9% | 1 |