Cheap Flights from Jacksonville (JAX) to St. Augustine (UST)

Popular airlines from Jacksonville International Airport (JAX) to St. Augustine, FL (UST-Northeast Florida Regional)

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Flights from Jacksonville (JAX) to St. Augustine (UST)
Origin airport
Jacksonville Intl.
Destination airport
Northeast Florida Regional
Distance
41 mi

Jacksonville to St. Augustine Flights

The cheapest times to fly from Jacksonville to St. Augustine

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Jacksonville to St. Augustine are during the month of . You can find some of the cheapest flights from Jacksonville to St. Augustine with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Jacksonville to St. Augustine

Sunday is one of the best days to book for cheap flights from Jacksonville to St. Augustine: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Jacksonville to St. Augustine

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Jacksonville to St. Augustine in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Jacksonville to St. Augustine flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Jacksonville to St. Augustine airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from JAX to Northeast Florida Regional Airport last minute?
When it comes to booking your flights, it pays to be prepared. While it’s possible to find a deal on a Jacksonville Intl. Airport (JAX) to UST flight at the last minute, tickets usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international trips it’s three to four months.
What airports do you fly into for St. Augustine from Jacksonville?
With Northeast Florida Regional Airport (UST), Jacksonville Intl. Airport (JAX) and Daytona Beach Intl. Airport (DAB) to select from, making your way from Jacksonville to St. Augustine is a breeze. The city’s busiest terminal, Northeast Florida Regional Airport (UST), is approximately 5 mi northwest of the downtown area. As well as ticket costs, consider factors like public transportation options from the airport and the distance to your hotel when deciding where to touch down. Get your St. Augustine trip off on the right foot by visiting Flagler College and Ponce de Leon’s Fountain of Youth Archaeological Park.
Can I change the date of my flight from Jacksonville Intl. Airport to Northeast Florida Regional Airport?
We know life happens and plans change, so Expedia is here to help make amending your flight as easy as possible. First, access your Jacksonville Intl. Airport to Northeast Florida Regional Airport (UST) itinerary through the Expedia Trips portal and check the ticket conditions and rules regarding changes. If you booked your plane ticket in the last 24 hours, some airlines allow you to cancel at no cost and organize new flights. If you bought your ticket more than 24 hours ago, connect with us via our Customer Service portal to find out your options.

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