$752 Cheap Flights from Gustavus (GST) to Boston (BOS)

View $752 flight on Fri, Jun 26, 2026Opens in a new window

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

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Cheap Flights from Gustavus to Boston (GST-BOS)

Prices were available within the past 7 days and start at $752 for one-way flights and $1,338 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Aug 16 - Wed, Aug 20
GST
Gustavus
BOS
Boston
$1,338 Roundtrip, found 4 days ago
$1,338
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Gustavus to Boston, returning Wed, Aug 20, priced at $1,338 found 4 days ago
Flights from Gustavus (GST) to Boston (BOS)
Origin airport
Gustavus
Destination airport
Logan Intl.
Roundtrip price
$1,337
Distance
2923 mi

Gustavus to Boston Flights

The cheapest times to fly from Gustavus to Boston

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

 

The best time to book a flight from Gustavus to Boston

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

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 Gustavus to Boston in 2025. You can also book with separate airlines for your outbound and return journeys, from $752 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 Gustavus to Boston 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 Gustavus to Boston 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 Gustavus Airport (GST) to Logan Intl. Airport (BOS) cost?
Get a cheap one-way flight from $752 or cheap return flight from $1,338 from Gustavus Airport (GST) to Logan Intl. Airport (BOS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gustavus Airport (GST) to Logan Intl. Airport (BOS)?
Planning your trip for August is a great way to save, as it's the cheapest month for flights between GST and BOS. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Gustavus Airport (GST) to Logan Intl. Airport (BOS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from GST to BOS. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Gustavus Airport (GST) to Logan Intl. Airport (BOS)?
There aren't any daily direct flights available from Gustavus Airport (GST) to Logan Intl. Airport (BOS). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from GST to BOS?
You'll generally 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 Gustavus Airport (GST) to Logan Intl. Airport (BOS)?
To touch down at Logan Intl. Airport (BOS) on time, pick a flight that leaves Gustavus Airport (GST) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Gustavus Airport (GST) to Logan Intl. Airport (BOS) last-minute?
Booking your plane ticket from GST to BOS right before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a GST to BOS flight and hotel package?
Compared with arranging hotels and flights separately, booking a GST to BOS flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Gustavus Airport (GST) to Logan Intl. Airport (BOS)?
In most cases, you're able to cancel or reschedule your GST to BOS flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need further details, visit our Customer Service portal.

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*Available to One Key members.