Flight OO4687
SkyWest Airlines flight OO4687
Looking for OO4687 in the air…
Denver (DEN) to Casper (CPR)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 60 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 78.8%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 364
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 43%
- Late-arriving aircraft 39%
- Air traffic control & airport 16%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Aspen (ASE) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 87 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 89.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 87 min
- Flights arriving 15+ minutes late
- Flights tracked
- 96
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 23%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dayton (DAY) to Chicago (ORD)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.7% | 30 |
| October 2025 | 83.3% | 31 |
| November 2025 | 90.0% | 30 |
| December 2025 | 74.2% | 31 |
| January 2026 | 83.3% | 31 |
| February 2026 | 78.6% | 28 |
| March 2026 | 70.0% | 31 |
| April 2026 | 78.6% | 30 |
| May 2026 | 80.5% | 41 |
| June 2026 | 78.3% | 60 |
| July 2026 | 85.2% | 62 |
| August 2026 | 87.5% | 56 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data