$1,076 Cheap Flights from Boston (BOS) to Gustavus (GST)

View $1,076 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Gustavus, AK (GST)

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Cheap Flights from Boston to Gustavus (BOS-GST)

Prices were available within the past 7 days and start at $1,076 for one-way flights and $1,865 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Nov 10 - Fri, Nov 14
BOS
Boston
GST
Gustavus
$1,865 Roundtrip, found 4 days ago
$1,865
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Boston to Gustavus, returning Fri, Nov 14, priced at $1,865 found 4 days ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Gustavus Airport (GST) cost?
Secure a cheap one-way flight from $1,076 or cheap return flight from $1,865 from Logan Intl. Airport (BOS) to Gustavus Airport (GST) 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 Logan Intl. Airport (BOS) to Gustavus Airport (GST)?
November is the least expensive month to fly from BOS to GST. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Gustavus Airport (GST)?
To find the cheapest airline flying from BOS to GST, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Logan Intl. Airport (BOS) to Gustavus Airport (GST)?
Nonstop flights from Logan Intl. Airport (BOS) 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 details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to GST?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, such as the time of year 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 Logan Intl. Airport (BOS) to Gustavus Airport (GST)?
To avoid possible delays on the Logan Intl. Airport (BOS) to Gustavus Airport (GST) route, aim to fly before 3 PM. Departures after this time are 22% more likely to be 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 Logan Intl. Airport (BOS) to Gustavus Airport (GST) last-minute?
Last-minute fares from BOS to GST are usually more expensive. To lock in the lowest prices, start searching for flights well in advance. That said, if your travel plans are flexible, it's possible to land a cheap fare right before you leave.
Is it cheaper to book a BOS to GST flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOS to GST flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place takes the hassle out of travel planning. Simply secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Gustavus Airport (GST)?
It's usually possible to reschedule or cancel your BOS to GST flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Logan Intl.
Destination airport
Gustavus
Roundtrip price
$1,865
Distance
2923 mi

Book with confidence

Boston to Gustavus Flights

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

 

The best time to book a flight from Boston to Gustavus

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Gustavus in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,076 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 Boston 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 Boston 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.

 

Boston to Gustavus Flights

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