OO4667
OO4667 (SkyWest Airlines) is a multi-stop service on 20 routes, busiest Denver to Casper. Of 618 departures recorded from October 2024 to July 2026, 82.5% left on time, according to the US BTS.
- On-time departures82.5%of 618 flights
- Average delay11.0 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.8%
- Legs flown under this number20
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 | 14 | ▼ 54.8% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 28 | – | – |
| September | 10 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 195 | ▼ 8.0% |
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 | 61.3% | 56.7% | ▼ 7.5% |
| February | 55.6% | 71.4% | ▲ 28.6% |
| March | 87.1% | 85.7% | ▼ 1.6% |
| April | 83.3% | 93.3% | ▲ 12.0% |
| May | 87.1% | 90.3% | ▲ 3.7% |
| June | 76.7% | 90.0% | ▲ 17.4% |
| July | 87.1% | 93.6% | ▲ 7.4% |
| August | 75.0% | – | – |
| September | 100.0% | – | – |
| October | 87.1% | – | in progress |
| November | 93.3% | – | – |
| December | 82.8% | – | – |
| Year-to-date average (Jan–Jul) | 76.9% | 83.0% | ▲ 8.0% |
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 | 1 | – |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 1 | 1 | 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 99.2% 613
- Cancelled 0.8% 5
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN CPR Denver International Airport – Casper-Natrona County International Airport | 370 | 15.8 min | 77.9% | 233 |
| BGR ORD Bangor International Airport – Chicago O'Hare International Airport | 1,569 | 6.8 min | 93.0% | 71 |
| ATW ORD Appleton International Airport – Chicago O'Hare International Airport | 258 | 26.4 min | 64.9% | 58 |
| DEN MSO Denver International Airport – Missoula Montana Airport | 1,092 | 3.3 min | 88.7% | 53 |
| AVL ORD Asheville Regional Airport – Chicago O'Hare International Airport | 863 | -2.9 min | 94.3% | 36 |
| DEN COS Denver International Airport – City of Colorado Springs Municipal Airport | 117 | 4.6 min | 81.3% | 32 |
| IAH BTR George Bush Intercontinental Airport – Baton Rouge Metropolitan Airport | 407 | 3.9 min | 86.7% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 29 | 86.2% | 1 |
| December 2024 | 31 | 31 | 93.6% | 0 |
| January 2025 | 31 | 31 | 61.3% | 0 |
| February 2025 | 28 | 27 | 55.6% | 1 |
| March 2025 | 31 | 31 | 87.1% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 30 | 30 | 76.7% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 28 | 28 | 75.0% | 0 |
| September 2025 | 10 | 10 | 100.0% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 30 | 30 | 93.3% | 0 |
| December 2025 | 31 | 29 | 82.8% | 2 |
| January 2026 | 31 | 30 | 56.7% | 1 |
| February 2026 | 28 | 28 | 71.4% | 0 |
| March 2026 | 14 | 14 | 85.7% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 31 | 31 | 90.3% | 0 |
| June 2026 | 30 | 30 | 90.0% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |