OO5337
OO5337 (SkyWest Airlines) is a multi-stop service on 14 routes, busiest Chicago to Roanoke. Of 605 departures recorded from October 2024 to July 2026, 79.2% left on time, according to the US BTS.
- On-time departures79.2%of 605 flights
- Average delay14.9 min
- July 202631▲ 10.7%vs July 2025
- Cancelled2.2%
- 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 | 31 | 31 | 0.0% |
| February | 16 | 28 | ▲ 75.0% |
| March | 28 | 28 | 0.0% |
| April | 30 | 1 | ▼ 96.7% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 28 | 31 | ▲ 10.7% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 194 | 180 | ▼ 7.2% |
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 | 73.3% | 85.2% | ▲ 16.2% |
| February | 81.3% | 75.0% | ▼ 7.7% |
| March | 67.9% | 77.8% | ▲ 14.6% |
| April | 80.0% | 0.0% | ▼ 100.0% |
| May | 90.3% | 76.7% | ▼ 15.1% |
| June | 65.5% | 75.9% | ▲ 15.8% |
| July | 64.3% | 70.0% | ▲ 8.9% |
| August | 74.2% | – | – |
| September | 93.3% | – | – |
| October | 93.6% | – | in progress |
| November | 96.3% | – | – |
| December | 71.4% | – | – |
| Year-to-date average (Jan–Jul) | 74.7% | 65.8% | ▼ 11.9% |
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 | 4 | ▲ 300.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 1 | 1 | 0.0% |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 2 | 8 | ▲ 300.0% |
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 97.9% 592
- Cancelled 2.1% 13
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD ROA Chicago O'Hare International Airport – Roanoke–Blacksburg Regional Airport | 853 | 12.3 min | 80.3% | 386 |
| IAH SHV George Bush Intercontinental Airport – Shreveport Regional Airport | 309 | 19.0 min | 79.2% | 82 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 30 | 30 | 90.0% | 0 |
| December 2024 | 31 | 31 | 74.2% | 0 |
| January 2025 | 31 | 30 | 73.3% | 1 |
| February 2025 | 16 | 16 | 81.3% | 0 |
| March 2025 | 28 | 28 | 67.9% | 0 |
| April 2025 | 30 | 30 | 80.0% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 29 | 65.5% | 1 |
| July 2025 | 28 | 28 | 64.3% | 0 |
| August 2025 | 31 | 31 | 74.2% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 29 | 27 | 96.3% | 2 |
| December 2025 | 29 | 28 | 71.4% | 1 |
| January 2026 | 31 | 27 | 85.2% | 4 |
| February 2026 | 28 | 28 | 75.0% | 0 |
| March 2026 | 28 | 27 | 77.8% | 1 |
| April 2026 | 1 | 1 | 0.0% | 0 |
| May 2026 | 31 | 30 | 76.7% | 1 |
| June 2026 | 30 | 29 | 75.9% | 1 |
| July 2026 | 31 | 30 | 70.0% | 1 |