Cheap Flights from Key West (EYW) to St. Augustine (UST)

Popular airlines from Key West Intl. Airport (EYW) to St. Augustine, FL (UST-Northeast Florida Regional)

Frequently asked questions

How much does a flight from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST) cost?
Secure a cheap one-way flight or cheap return flight from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST)?
is the least expensive month to fly from EYW to UST. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from EYW to UST. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST)?
You'll have to book a flight with a layover if you're traveling from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from EYW to UST?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST)?
To avoid possible delays on the Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST) route, travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST) last-minute?
Booking your flight from EYW to UST right before your getaway is typically more expensive. However, if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book an EYW to UST flight and hotel package?
Securing an EYW to UST flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Key West Intl. Airport (EYW) to Northeast Florida Regional Airport (UST)?
If you reserved your EYW to UST flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Origin airport
Key West Intl.
Destination airport
Northeast Florida Regional
Distance
374 mi

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Key West to St. Augustine Flights

The cheapest times to fly from Key West 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 Key West to St. Augustine are during the month of . You can find some of the cheapest flights from Key West to St. Augustine with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Key West to St. Augustine

Sunday is one of the best days to book for cheap flights from Key West 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 Key West 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 Key West 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 Key West 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 Key West 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.

 

Key West to St. Augustine Flights

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*Available to One Key members.