Cheap flights from St. Augustine (UST) to Fremont, CA
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Everything you need to know about your flight from St. Augustine to Fremont
What is the cheapest month to book a flight from St. Augustine to Fremont?
Currently, January is the cheapest month in which you can book a flight from St. Augustine to Fremont (average of $276). Flying from St. Augustine to Fremont in June is currently the most expensive (average of $360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from UST to FR8?
Find hourly flight availability from St. Augustine to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 26, 2025.
When flying from St. Augustine to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
What is the cheapest day to fly from St. Augustine to Fremont?
Use this chart to determine the cheapest time to fly round-trip from St. Augustine to Fremont. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their St. Augustine to Fremont flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.