OO4635
OO4635 (SkyWest Airlines) is a multi-stop service on 4 routes, busiest Grand Junction to Denver. Of 656 departures recorded from October 2024 to July 2026, 70.9% left on time, according to the US BTS.
- On-time departures70.9%of 656 flights
- Average delay29.0 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.7%
- Legs flown under this number4
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 | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 28 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 212 | 0.0% |
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 | 64.5% | 77.4% | ▲ 20.0% |
| February | 67.9% | 75.0% | ▲ 10.5% |
| March | 77.4% | 86.2% | ▲ 11.4% |
| April | 66.7% | 73.3% | ▲ 10.0% |
| May | 51.6% | 77.4% | ▲ 50.0% |
| June | 43.3% | 60.0% | ▲ 38.5% |
| July | 58.6% | 64.5% | ▲ 10.1% |
| August | 45.2% | – | – |
| September | 67.9% | – | – |
| October | 93.6% | – | in progress |
| November | 92.0% | – | – |
| December | 83.3% | – | – |
| Year-to-date average (Jan–Jul) | 61.4% | 73.4% | ▲ 19.5% |
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 | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 5 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
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 98.3% 645
- Cancelled 1.7% 11
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| GJT DEN Grand Junction Regional Airport – Denver International Airport | 341 | 29.1 min | 70.9% | 653 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 29 | 69.0% | 1 |
| December 2024 | 31 | 31 | 83.9% | 0 |
| January 2025 | 31 | 31 | 64.5% | 0 |
| February 2025 | 28 | 28 | 67.9% | 0 |
| March 2025 | 31 | 31 | 77.4% | 0 |
| April 2025 | 30 | 30 | 66.7% | 0 |
| May 2025 | 31 | 31 | 51.6% | 0 |
| June 2025 | 30 | 30 | 43.3% | 0 |
| July 2025 | 31 | 29 | 58.6% | 2 |
| August 2025 | 31 | 31 | 45.2% | 0 |
| September 2025 | 28 | 28 | 67.9% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 30 | 25 | 92.0% | 5 |
| December 2025 | 31 | 30 | 83.3% | 1 |
| January 2026 | 31 | 31 | 77.4% | 0 |
| February 2026 | 28 | 28 | 75.0% | 0 |
| March 2026 | 31 | 29 | 86.2% | 2 |
| April 2026 | 30 | 30 | 73.3% | 0 |
| May 2026 | 31 | 31 | 77.4% | 0 |
| June 2026 | 30 | 30 | 60.0% | 0 |
| July 2026 | 31 | 31 | 64.5% | 0 |