OO4819
OO4819 (SkyWest Airlines) is a multi-stop service on 6 routes, busiest Dallas-Fort Worth to St George. Of 490 departures recorded from October 2024 to July 2026, 74.2% left on time, according to the US BTS.
- On-time departures74.2%of 490 flights
- Average delay20.4 min
- July 202623▼ 25.8%vs July 2025
- Cancelled0.4%
- Legs flown under this number6
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 12 | 31 | ▲ 158.3% |
| February | – | 28 | – |
| March | – | 31 | – |
| April | – | 27 | – |
| May | – | 26 | – |
| June | 26 | 26 | 0.0% |
| July | 31 | 23 | ▼ 25.8% |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| 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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 60.0% | ▼ 10.0% |
| February | – | 75.0% | – |
| March | – | 83.9% | – |
| April | – | 74.1% | – |
| May | – | 69.2% | – |
| June | 76.9% | 38.5% | ▼ 50.0% |
| July | 71.0% | 73.9% | ▲ 4.1% |
| August | 90.0% | – | – |
| September | 86.7% | – | – |
| October | 80.7% | – | in progress |
| November | 69.0% | – | – |
| December | 83.9% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| 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 99.6% 488
- Cancelled 0.4% 2
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 27, 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 | 21.5 min | 74.2% | 400 |
| PHX SEA Phoenix Sky Harbor International Airport – Seattle–Tacoma International Airport | 1,782 | 25.4 min | 63.6% | 33 |
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 10.5 min | 76.7% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 84.2% | 0 |
| November 2024 | 8 | 7 | 85.7% | 1 |
| December 2024 | 51 | 51 | 70.6% | 0 |
| January 2025 | 12 | 12 | 66.7% | 0 |
| June 2025 | 26 | 26 | 76.9% | 0 |
| July 2025 | 31 | 31 | 71.0% | 0 |
| August 2025 | 30 | 30 | 90.0% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 31 | 31 | 80.7% | 0 |
| November 2025 | 29 | 29 | 69.0% | 0 |
| December 2025 | 31 | 31 | 83.9% | 0 |
| January 2026 | 31 | 30 | 60.0% | 1 |
| February 2026 | 28 | 28 | 75.0% | 0 |
| March 2026 | 31 | 31 | 83.9% | 0 |
| April 2026 | 27 | 27 | 74.1% | 0 |
| May 2026 | 26 | 26 | 69.2% | 0 |
| June 2026 | 26 | 26 | 38.5% | 0 |
| July 2026 | 23 | 23 | 73.9% | 0 |