Flight OO4123
SkyWest Airlines flight OO4123
Looking for OO4123 in the airโฆ
Los Angeles (LAX) to San Jose (SJC)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 59 minutes. It was cancelled 2.2% of the time.
- On-time arrivals
- 94.7%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 59 min
- Flights arriving 15+ minutes late
- Flights tracked
- 136
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 69%
- Extreme weather 31%
- Air traffic control & airport 1%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Jose (SJC) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 74 minutes. It was cancelled 2.2% of the time.
- On-time arrivals
- 94.7%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 135
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 83%
- Extreme weather 17%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Syracuse (SYR)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 82 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 86.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 82 min
- Flights arriving 15+ minutes late
- Flights tracked
- 73
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 96%
- Air traffic control & airport 4%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Syracuse (SYR) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 64 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 84.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 73
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 92%
- Air traffic control & airport 4%
- Extreme weather 4%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Austin (AUS) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 95 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 80.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 90%
- Extreme weather 9%
- Air traffic control & airport 1%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Los Angeles (LAX) to Sacramento (SMF)
Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 57 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 96.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 25
- 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).
Detroit (DTW) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 47% of the time, and when it is late the delay averages 70 minutes. It was cancelled 9.5% of the time.
- On-time arrivals
- 52.6%
- Less than 15 minutes late
- Cancelled
- 9.5%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 76%
- Air traffic control & airport 15%
- Extreme weather 8%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 76 minutes. It was cancelled 9.5% of the time.
- On-time arrivals
- 68.4%
- Less than 15 minutes late
- Cancelled
- 9.5%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 68%
- Extreme weather 20%
- Air traffic control & airport 12%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.2% | 34 |
| October 2025 | 95.9% | 49 |
| November 2025 | 100.0% | 46 |
| December 2025 | 91.5% | 59 |
| January 2026 | 93.4% | 61 |
| February 2026 | 100.0% | 22 |
| March 2026 | 70.8% | 24 |
| April 2026 | 77.5% | 44 |
| May 2026 | 76.7% | 30 |
| June 2026 | 100.0% | 47 |
| July 2026 | 72.2% | 54 |
| August 2026 | 88.0% | 50 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 โ August 2026. Covers flights operated by reporting U.S. carriers. About our data