Flight OO3478
SkyWest Airlines flight OO3478
Looking for OO3478 in the air…
Alerts at this flight's airports
Santa Rosa (STS) to Burbank (BUR)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 86.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 52
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 80%
- Extreme weather 11%
- Airline (crew, maintenance, cleaning) 5%
- Air traffic control & airport 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Portland (PDX) to Denver (DEN)
Only 7 flights on record, which is too few for reliable odds.
- On-time arrivals
- 57.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 43 min
- Flights arriving 15+ minutes late
- Flights tracked
- 7
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 78%
- Air traffic control & airport 22%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Oct 2025
May 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| October 2025 | 57.1% | 7 |
| November 2025 | 80.0% | 10 |
| December 2025 | 100.0% | 1 |
| February 2026 | 80.0% | 10 |
| March 2026 | 80.0% | 10 |
| April 2026 | 88.9% | 9 |
| May 2026 | 100.0% | 12 |
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