Cheap Flights from San Juan (SJU) to Gustavus (GST)

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Gustavus, AK (GST)

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Flights from San Juan (SJU) to Gustavus (GST)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Gustavus
Distance
4406 mi

San Juan to Gustavus Flights

The cheapest times to fly from San Juan 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 San Juan to Gustavus are during the month of . You can find some of the cheapest flights from San Juan to Gustavus with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Gustavus

Sunday is one of the best days to book for cheap flights from San Juan 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 San Juan 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 San Juan 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 San Juan 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 San Juan 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.

 

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Gustavus Airport (GST) cost?
Discover the latest flight deals from SJU to GST by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJU to GST?
The cheapest flights from SJU to GST are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJU to GST?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SJU to GST. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Gustavus Airport (GST)?
Nonstop flights from Luis Munoz Marin Intl. Airport (SJU) 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 pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJU to GST?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Gustavus Airport (GST)?
To land at Gustavus Airport (GST) on schedule, choose a flight that takes off from Luis Munoz Marin Intl. Airport (SJU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Luis Munoz Marin Intl. Airport (SJU) to Gustavus Airport (GST) last-minute?
Last-minute bookings from SJU to GST are generally more expensive. To secure the best prices, start looking for flights well in advance. That said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book a SJU to GST flight and hotel package?
Opting for a SJU to GST flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of stays 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 Luis Munoz Marin Intl. Airport (SJU) to Gustavus Airport (GST)?
In most cases, you can cancel or modify your SJU to GST flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further information, head to our Customer Service portal.

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*Available to One Key members.