$606 Cheap Flights from Boston (BOS) to Yamagata (GAJ)

View $606 flight on Tue, Mar 3, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Yamagata Airport (GAJ)

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Cheap Flights from Boston to Yamagata (BOS-GAJ)

Prices were available within the past 7 days and start at $606 for one-way flights and $1,286 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,286 Roundtrip, found 4 days ago
$1,286
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,286 found 4 days ago
Korean Air
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,551 Roundtrip, found 4 days ago
$1,551
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,551 found 4 days ago
Japan Airlines
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,724 Roundtrip, found 4 days ago
$1,724
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,724 found 4 days ago
Japan Airlines
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,731 Roundtrip, found 4 days ago
$1,731
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,731 found 4 days ago
Korean Air
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,732 Roundtrip, found 4 days ago
$1,732
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,732 found 4 days ago
Japan Airlines
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,744 Roundtrip, found 4 days ago
$1,744
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,744 found 4 days ago
Air Canada
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,790 Roundtrip, found 4 days ago
$1,790
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,790 found 4 days ago
Korean Air
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$1,793 Roundtrip, found 4 days ago
$1,793
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $1,793 found 4 days ago
Qatar Airways
Tue, Mar 3 - Thu, Apr 2
BOS
Boston
GAJ
Yamagata
$2,123 Roundtrip, found 4 days ago
$2,123
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Tue, Mar 3 from Boston to Yamagata, returning Thu, Apr 2, priced at $2,123 found 4 days ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ) cost?
Get a cheap one-way flight from $606 or cheap return flight from $1,286 from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ)?
Planning your getaway for March is a good way to save, as it's the cheapest month for flights between BOS and GAJ. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from BOS to GAJ. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ)?
Direct flights from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ) 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 BOS to GAJ?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Logan Intl. Airport (BOS) to Yamagata Airport (GAJ)?
To reach Yamagata Airport (GAJ) on schedule, choose a flight that leaves from Logan Intl. Airport (BOS) 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 Logan Intl. Airport (BOS) to Yamagata Airport (GAJ) last-minute?
Booking your ticket from BOS to GAJ just before your journey is generally more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a BOS to GAJ flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOS to GAJ flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Yamagata Airport (GAJ)?
Typically, you're able to reschedule or cancel your BOS to GAJ flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Yamagata
Roundtrip price
$1,286
Distance
6517 mi

Book with confidence

Book with confidence

Boston to Yamagata Flights

The cheapest times to fly from Boston to Yamagata

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

 

The best time to book a flight from Boston to Yamagata

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

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 Yamagata in 2025. You can also book with separate airlines for your outbound and return journeys, from $606 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 Yamagata 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 Yamagata 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 Yamagata Flights

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*Available to One Key members.