About 7 in 10 UA 5305 flights from Arcata arrived 15+ minutes late, diverted or cancelled over the past year (69%); 5.4% were cancelled. The typical flight landed 31 minutes late.
UA 5305: ACV → SFO
Scheduled to leave Arcata at 6:44 p.m. local time, operated by SkyWest as OO 5305. Over the past year it arrived on time 31% of the time (130 flights), worse than other UA flights on the route at that hour (39%). Last seen in the data Aug 31, 2026.
Usually United Airlines's last flight of the day from Arcata to San Francisco (100% of days). United Airlines's last ACV–SFO flight was cancelled 3.6% of the time, against 2.4% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 6:00 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 23 | 17% |
| Tuesday | 14 | — |
| Wednesday | 17 | — |
| Thursday | 22 | 36% |
| Friday | 22 | 32% |
| Saturday | 10 | — |
| Sunday | 22 | 36% |
Why it was late
All flights ACV → SFO · Connecting off UA 5305? Check the risk
Questions
How often is UA 5305 from ACV to SFO late?
United Airlines 5305 from Arcata/Eureka, CA to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 69% of 130 scheduled flights between September 2025 and August 2026. 5.4% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.