Flight OO4635
SkyWest Airlines flight OO4635
Looking for OO4635 in the air…
Grand Junction (GJT) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 89 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 67.6%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 361
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 35%
- Airline (crew, maintenance, cleaning) 34%
- Late-arriving aircraft 21%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Denver (DEN) to Greensboro (GSO)
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
Denver (DEN) to Palm Springs (PSP)
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
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 39.3% | 28 |
| October 2025 | 67.7% | 31 |
| November 2025 | 84.0% | 30 |
| December 2025 | 73.3% | 31 |
| January 2026 | 74.2% | 31 |
| February 2026 | 75.0% | 28 |
| March 2026 | 89.7% | 31 |
| April 2026 | 76.7% | 30 |
| May 2026 | 67.7% | 31 |
| June 2026 | 62.1% | 30 |
| July 2026 | 58.1% | 31 |
| August 2026 | 46.4% | 31 |
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