Flight OO4645
SkyWest Airlines flight OO4645
Looking for OO4645 in the air…
Chicago (ORD) to Fort Wayne (FWA)
Historically, this flight arrives 15+ minutes late 35% of the time, and when it is late the delay averages 73 minutes. It was cancelled 3.6% of the time.
- On-time arrivals
- 65.2%
- Less than 15 minutes late
- Cancelled
- 3.6%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 278
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 31%
- Late-arriving aircraft 21%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Appleton (ATW) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 140 minutes. It was cancelled 2.1% of the time.
- On-time arrivals
- 70.2%
- Less than 15 minutes late
- Cancelled
- 2.1%
- Of scheduled flights
- Average delay when late
- 140 min
- Flights arriving 15+ minutes late
- Flights tracked
- 48
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 9%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Colorado Springs (COS) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 98 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 61.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 98 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 29%
- Extreme weather 16%
- Late-arriving aircraft 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (IAH) to Baltimore (BWI)
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 | 86.2% | 30 |
| October 2025 | 80.6% | 31 |
| November 2025 | 69.0% | 30 |
| December 2025 | 40.7% | 29 |
| January 2026 | 48.4% | 31 |
| February 2026 | 70.4% | 28 |
| March 2026 | 78.6% | 31 |
| April 2026 | 55.2% | 30 |
| May 2026 | 60.0% | 31 |
| June 2026 | 66.7% | 30 |
| July 2026 | 63.3% | 31 |
| August 2026 | 66.7% | 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