Cheap Flights from Key West (EYW) to Gustavus (GST)

Popular airlines from Key West Intl. Airport (EYW) to Gustavus, AK (GST)

Frequently asked questions

How much does a flight from Key West Intl. Airport (EYW) to Gustavus Airport (GST) cost?
Get a cheap one-way flight or cheap return flight from Key West Intl. Airport (EYW) to Gustavus Airport (GST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Key West Intl. Airport (EYW) to Gustavus Airport (GST)?
is the cheapest month to fly from EYW to GST. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Key West Intl. Airport (EYW) to Gustavus Airport (GST)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest EYW to GST flight.
How many flights per day from Key West Intl. Airport (EYW) to Gustavus Airport (GST)?
Nonstop flights from Key West Intl. Airport (EYW) to Gustavus Airport (GST) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EYW to GST?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*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 Gustavus Airport (GST)?
To avoid potential delays on the Key West Intl. Airport (EYW) to Gustavus Airport (GST) route, aim to fly before 3 PM. Flights 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 Gustavus Airport (GST) last-minute?
Holding off until just before your departure to book a flight from EYW to GST generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible for the best chance of getting a bargain.
Is it cheaper to book an EYW to GST flight and hotel package?
You'll generally save money by securing an EYW to GST flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your ideal accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Key West Intl. Airport (EYW) to Gustavus Airport (GST)?
If you reserved your EYW to GST flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal for more details.

Travel information

Origin airport
Key West Intl.
Destination airport
Gustavus
Distance
3498 mi

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Key West to Gustavus Flights

The cheapest times to fly from Key West to Gustavus

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

 

The best time to book a flight from Key West to Gustavus

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

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 Gustavus 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 Gustavus 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 Gustavus 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 Gustavus Flights

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*Available to One Key members.