Cheap flights from St. Augustine to Santa Ana, CA (UST - SNA)
UST — SNA
nov. 29 — dic. 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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.Cheap flight deals from St. Augustine to Santa Ana
Discover tips and strategies to find the most affordable flight options for your journey from St. Augustine (UST) to Santa Ana (SNA). 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 octubre 30, 2025.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
- Most accurate provider: When it comes to deals on St. Augustine-Santa Ana, California flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on St. Augustine-Santa Ana, California flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from St. Augustine-Santa Ana, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Augustine-Santa Ana, California flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Augustine-Santa Ana, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Augustine to Santa Ana
Have a flexible travel schedule? Discover the best time to fly to Santa Ana 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 Santa Ana
What is the cheapest month to book a flight from St. Augustine to Santa Ana, California?
Currently, October is the cheapest month in which you can book a flight from St. Augustine to Santa Ana, California (average of $76). Flying from St. Augustine to Santa Ana, California in December is currently the most expensive (average of $155). 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 SNA?
Find hourly flight availability from St. Augustine to Santa Ana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.
It’s optimal to fly from St. Augustine to Santa Ana, California at noon. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight in the afternoon.
Related info for your journey
Find useful and relevant information for your journey from St. Augustine to Santa Ana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Santa Ana?
Book flights to Santa Ana if you plan to visit one of these locationsTustin