OO4817
OO4817 (SkyWest Airlines) is a multi-stop service on 4 routes, busiest Dallas-Fort Worth to St George. Of 628 departures recorded from October 2024 to July 2026, 74.9% left on time, according to the US BTS.
- On-time departures74.9%of 628 flights
- Average delay17.8 min
- July 202626▼ 16.1%vs July 2025
- Cancelled1.1%
- Legs flown under this number4
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 12 | 31 | ▲ 158.3% |
| February | – | 28 | – |
| March | – | 31 | – |
| April | 27 | 30 | ▲ 11.1% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 26 | ▼ 16.1% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 75.0% | 83.3% | ▲ 11.1% |
| February | – | 89.3% | – |
| March | – | 87.1% | – |
| April | 77.8% | 76.7% | ▼ 1.4% |
| May | 77.4% | 71.0% | ▼ 8.3% |
| June | 69.0% | 50.0% | ▼ 27.5% |
| July | 53.3% | 65.4% | ▲ 22.6% |
| August | 71.0% | – | – |
| September | 79.3% | – | – |
| October | 87.1% | – | in progress |
| November | 80.0% | – | – |
| December | 90.3% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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% 621
- Cancelled 1.1% 7
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 26, 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 |
|---|---|---|---|---|
| DFW SGU Dallas Fort Worth International Airport – St George Regional Airport | 1,568 | 18.4 min | 75.6% | 479 |
| DFW DRO Dallas Fort Worth International Airport – Durango La Plata County Airport | 1,084 | 12.4 min | 71.0% | 63 |
| DRO DFW Durango La Plata County Airport – Dallas Fort Worth International Airport | 1,084 | 22.2 min | 71.7% | 62 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 55 | 55 | 83.6% | 0 |
| December 2024 | 62 | 59 | 61.0% | 3 |
| January 2025 | 12 | 12 | 75.0% | 0 |
| April 2025 | 27 | 27 | 77.8% | 0 |
| May 2025 | 31 | 31 | 77.4% | 0 |
| June 2025 | 30 | 29 | 69.0% | 1 |
| July 2025 | 31 | 30 | 53.3% | 1 |
| August 2025 | 31 | 31 | 71.0% | 0 |
| September 2025 | 30 | 29 | 79.3% | 1 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 30 | 30 | 80.0% | 0 |
| December 2025 | 31 | 31 | 90.3% | 0 |
| January 2026 | 31 | 30 | 83.3% | 1 |
| February 2026 | 28 | 28 | 89.3% | 0 |
| March 2026 | 31 | 31 | 87.1% | 0 |
| April 2026 | 30 | 30 | 76.7% | 0 |
| May 2026 | 31 | 31 | 71.0% | 0 |
| June 2026 | 30 | 30 | 50.0% | 0 |
| July 2026 | 26 | 26 | 65.4% | 0 |