OO5771
OO5771 (SkyWest Airlines) is a multi-stop service on 3 routes, busiest Denver to Aspen. Of 629 departures recorded from October 2024 to July 2026, 74.8% left on time, according to the US BTS.
- On-time departures74.8%of 629 flights
- Average delay19.1 min
- July 202631▲ 0.0%vs July 2025
- Cancelled6.2%
- Legs flown under this number3
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 | 4 | 30 | ▲ 650.0% |
| June | 29 | 30 | ▲ 3.4% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 184 | 211 | ▲ 14.7% |
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% | 77.8% | ▲ 20.6% |
| February | 68.0% | 55.6% | ▼ 18.3% |
| March | 64.3% | 74.1% | ▲ 15.2% |
| April | 96.4% | 83.3% | ▼ 13.6% |
| May | 100.0% | 70.0% | ▼ 30.0% |
| June | 56.0% | 72.4% | ▲ 29.3% |
| July | 75.9% | 82.8% | ▲ 9.1% |
| August | 78.6% | – | – |
| September | 83.3% | – | – |
| October | 83.9% | – | in progress |
| November | 89.7% | – | – |
| December | 58.6% | – | – |
| Year-to-date average (Jan–Jul) | 75.0% | 73.7% | ▼ 1.8% |
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 | 4 | – |
| February | 3 | 1 | ▼ 66.7% |
| March | 3 | 4 | ▲ 33.3% |
| April | 2 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 4 | 1 | ▼ 75.0% |
| July | 2 | 2 | 0.0% |
| August | 3 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 14 | 12 | ▼ 14.3% |
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 93.8% 590
- Cancelled 6.2% 39
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 |
|---|---|---|---|---|
| DEN ASE Denver International Airport – Aspen-Pitkin County Airport (Sardy Field) | 201 | 18.5 min | 75.1% | 601 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 27 | 70.4% | 3 |
| December 2024 | 31 | 27 | 70.4% | 4 |
| January 2025 | 31 | 31 | 64.5% | 0 |
| February 2025 | 28 | 25 | 68.0% | 3 |
| March 2025 | 31 | 28 | 64.3% | 3 |
| April 2025 | 30 | 28 | 96.4% | 2 |
| May 2025 | 4 | 4 | 100.0% | 0 |
| June 2025 | 29 | 25 | 56.0% | 4 |
| July 2025 | 31 | 29 | 75.9% | 2 |
| August 2025 | 31 | 28 | 78.6% | 3 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 31 | 31 | 83.9% | 0 |
| November 2025 | 30 | 29 | 89.7% | 1 |
| December 2025 | 31 | 29 | 58.6% | 2 |
| January 2026 | 31 | 27 | 77.8% | 4 |
| February 2026 | 28 | 27 | 55.6% | 1 |
| March 2026 | 31 | 27 | 74.1% | 4 |
| April 2026 | 30 | 30 | 83.3% | 0 |
| May 2026 | 30 | 30 | 70.0% | 0 |
| June 2026 | 30 | 29 | 72.4% | 1 |
| July 2026 | 31 | 29 | 82.8% | 2 |