Flight OO4070
SkyWest Airlines flight OO4070
Looking for OO4070 in the air…
Alerts at this flight's airports
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Advisory Airport Closure SNA
Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.
Airport status
Ontario (ONT) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 139 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 90.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 139 min
- Flights arriving 15+ minutes late
- Flights tracked
- 177
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 73%
- Extreme weather 22%
- Air traffic control & airport 5%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Ontario (ONT)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 83 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 87.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 177
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 58%
- Extreme weather 38%
- Air traffic control & airport 4%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sioux Falls (FSD) to Minneapolis (MSP)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 79 minutes. It was cancelled 2.1% of the time.
- On-time arrivals
- 72.8%
- Less than 15 minutes late
- Cancelled
- 2.1%
- Of scheduled flights
- Average delay when late
- 79 min
- Flights arriving 15+ minutes late
- Flights tracked
- 94
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 61%
- Extreme weather 30%
- Air traffic control & airport 10%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Minneapolis (MSP) to Sioux Falls (FSD)
Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 81 minutes. It was cancelled 2.2% of the time.
- On-time arrivals
- 75.8%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 93
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 73%
- Extreme weather 18%
- Air traffic control & airport 9%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Salt Lake City (SLC) to Santa Ana (SNA)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 158 minutes. It was cancelled 5.0% of the time.
- On-time arrivals
- 94.7%
- Less than 15 minutes late
- Cancelled
- 5.0%
- Of scheduled flights
- Average delay when late
- 158 min
- Flights arriving 15+ minutes late
- Flights tracked
- 20
- 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).
Santa Ana (SNA) to Salt Lake City (SLC)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 71 minutes. It was cancelled 5.0% of the time.
- On-time arrivals
- 89.5%
- Less than 15 minutes late
- Cancelled
- 5.0%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 20
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 89%
- Air traffic control & airport 11%
- Late-arriving aircraft 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 | 72.5% | 40 |
| October 2025 | 91.7% | 60 |
| November 2025 | 78.4% | 53 |
| December 2025 | 58.9% | 58 |
| January 2026 | 78.6% | 30 |
| February 2026 | 100.0% | 18 |
| March 2026 | 85.4% | 48 |
| April 2026 | 88.3% | 60 |
| May 2026 | 95.2% | 62 |
| June 2026 | 100.0% | 52 |
| July 2026 | 81.2% | 48 |
| August 2026 | 84.6% | 52 |
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