$204 Cheap United flights San Francisco (SFO) to Eureka (ACV)

You can find affordable round-trip United Airlines flights from $175 from SFO to ACV by organizing your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $204 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Start searching one to three months ahead of your travel date to score cheap fares on United Airlines flights from San Francisco Intl. Airport (SFO) to Arcata - Eureka Airport (ACV). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Leaving SFO at 9:50AM UTC-8, the earliest United Airlines flight to ACV arrives at 11:15AM UTC-8. Traveling earlier in the day means you're less likely to encounter delays or cancellations.* Prefer to travel later? The last United Airlines flight from SFO to ACV departs at 9:10PM UTC-8 and touches down at 10:30PM UTC-8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

With a rewarding loyalty program, United Airlines is a popular choice for many travelers heading from SFO to ACV. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.