Flight OO4100
SkyWest Airlines flight OO4100
Looking for OO4100 in the air…
San Jose (SJC) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.5% of the time.
- On-time arrivals
- 87.4%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 199
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 63%
- Extreme weather 27%
- Air traffic control & airport 8%
- Security 2%
- Late-arriving aircraft 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to San Jose (SJC)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 84 minutes. It was cancelled 0.6% of the time.
- On-time arrivals
- 83.5%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 84 min
- Flights arriving 15+ minutes late
- Flights tracked
- 165
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 84%
- Extreme weather 8%
- Air traffic control & airport 6%
- Security 2%
- Late-arriving aircraft 0%
Share of delay minutes airlines attributed to each cause (BTS).
Midland (MAF) to Austin (AUS)
Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 310 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 92.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 310 min
- Flights arriving 15+ minutes late
- Flights tracked
- 69
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 95%
- Extreme weather 5%
- Air traffic control & airport 1%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Buffalo (BUF)
Only 2 flights on record, which is too few for reliable odds.
- On-time arrivals
- 0.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 185 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 100%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 93.3% | 30 |
| October 2025 | 90.3% | 31 |
| November 2025 | 100.0% | 8 |
| January 2026 | 76.0% | 25 |
| February 2026 | 86.5% | 37 |
| March 2026 | 79.3% | 60 |
| April 2026 | 88.3% | 60 |
| May 2026 | 91.7% | 12 |
| June 2026 | 95.8% | 48 |
| July 2026 | 90.3% | 62 |
| August 2026 | 75.8% | 62 |
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