Cheap flights from St. Augustine to Oakland, CA (UST - OAK)
UST — OAK
Jan 15 — Jan 221
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from St. Augustine to Oakland
Discover tips and strategies to find the most affordable flight options for your journey from St. Augustine (UST) to Oakland (OAK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 16, 2025.
Most accurate provider | Expedia 2 stars |
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Most trusted provider | Expedia 3 stars |
Best time to book a flight from St. Augustine to Oakland
Have a flexible travel schedule? Discover the best time to fly to Oakland from St. Augustine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Augustine to Oakland
What is the cheapest month to book a flight from St. Augustine to Oakland, California?
Currently, May is the cheapest month in which you can book a flight from St. Augustine to Oakland, California (average of $138). Flying from St. Augustine to Oakland, California in January is currently the most expensive (average of $197). 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 OAK?
Find hourly flight availability from St. Augustine to Oakland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from St. Augustine to Oakland, California by exploring options for tickets in the afternoon.