OO5820
OO5820 (SkyWest Airlines) is a multi-stop service on 9 routes, busiest Tucson to Denver. Of 403 departures recorded from October 2024 to July 2026, 84.1% left on time, according to the US BTS.
- On-time departures84.1%of 403 flights
- Average delay13.2 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.0%
- Legs flown under this number9
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 | – | 5 | – |
| February | 16 | – | – |
| March | 31 | 27 | ▼ 12.9% |
| April | 30 | 30 | 0.0% |
| May | 31 | 30 | ▼ 3.2% |
| June | 30 | 24 | ▼ 20.0% |
| July | 31 | 31 | 0.0% |
| August | 18 | – | – |
| September | 1 | – | – |
| October | 5 | – | in progress |
| November | 30 | – | – |
| December | 30 | – | – |
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 | – | 100.0% | – |
| February | 87.5% | – | – |
| March | 86.7% | 88.9% | ▲ 2.6% |
| April | 73.3% | 100.0% | ▲ 36.4% |
| May | 60.0% | 90.0% | ▲ 50.0% |
| June | 50.0% | 70.0% | ▲ 40.0% |
| July | 93.3% | 90.0% | ▼ 3.6% |
| August | 94.4% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 96.7% | – | – |
| December | 90.0% | – | – |
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 | – |
| February | 0 | – | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 4 | – |
| July | 1 | 1 | 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 98.0% 395
- Cancelled 2.0% 8
Share of all recorded flights in the period, all legs. · Oct 18, 2024 → Jul 31, 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 |
|---|---|---|---|---|
| TUS DEN Tucson International Airport – Denver International Airport | 1,029 | -1.2 min | 95.1% | 186 |
| MAF DEN Midland International Air and Space Port – Denver International Airport | 908 | 32.2 min | 68.7% | 133 |
| ORD TVC Chicago O'Hare International Airport – Cherry Capital Airport | 360 | 21.7 min | 73.3% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 1 | 1 | 100.0% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| December 2024 | 1 | 1 | 100.0% | 0 |
| February 2025 | 16 | 16 | 87.5% | 0 |
| March 2025 | 31 | 30 | 86.7% | 1 |
| April 2025 | 30 | 30 | 73.3% | 0 |
| May 2025 | 31 | 30 | 60.0% | 1 |
| June 2025 | 30 | 30 | 50.0% | 0 |
| July 2025 | 31 | 30 | 93.3% | 1 |
| August 2025 | 18 | 18 | 94.4% | 0 |
| September 2025 | 1 | 1 | 100.0% | 0 |
| October 2025 | 5 | 5 | 100.0% | 0 |
| November 2025 | 30 | 30 | 96.7% | 0 |
| December 2025 | 30 | 30 | 90.0% | 0 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| March 2026 | 27 | 27 | 88.9% | 0 |
| April 2026 | 30 | 30 | 100.0% | 0 |
| May 2026 | 30 | 30 | 90.0% | 0 |
| June 2026 | 24 | 20 | 70.0% | 4 |
| July 2026 | 31 | 30 | 90.0% | 1 |