$813 Cheap Flights from Boston (BOS) to Sendai (SDJ)

View $813 flight on Fri, Mar 20, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Sendai Airport (SDJ)

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Cheap Flights from Boston to Sendai (BOS-SDJ)

Prices were available within the past 7 days and start at $813 for one-way flights and $1,312 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,312 Roundtrip, found 2 days ago
$1,312
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,312 found 2 days ago
JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,318 Roundtrip, found 2 days ago
$1,318
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,318 found 2 days ago
Cathay Pacific
Fri, Mar 20 - Wed, Mar 25
BOS
Boston
SDJ
Sendai
$1,333 Roundtrip, found 5 days ago
$1,333
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Fri, Mar 20 from Boston to Sendai, returning Wed, Mar 25, priced at $1,333 found 5 days ago
Cathay Pacific
Fri, Mar 20 - Wed, Mar 25
BOS
Boston
SDJ
Sendai
$1,338 Roundtrip, found 5 days ago
$1,338
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Fri, Mar 20 from Boston to Sendai, returning Wed, Mar 25, priced at $1,338 found 5 days ago
JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,354 Roundtrip, found 2 days ago
$1,354
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,354 found 2 days ago
JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,403 Roundtrip, found 2 days ago
$1,403
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,403 found 2 days ago
JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,410 Roundtrip, found 2 days ago
$1,410
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,410 found 2 days ago
Cathay Pacific
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,413 Roundtrip, found 2 days ago
$1,413
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,413 found 2 days ago
JetBlue Airways
Sat, Apr 18 - Sun, Apr 26
BOS
Boston
SDJ
Sendai
$1,416 Roundtrip, found 2 days ago
$1,416
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Boston to Sendai, returning Sun, Apr 26, priced at $1,416 found 2 days ago
Asiana Airlines
Fri, Mar 20 - Wed, Mar 25
BOS
Boston
SDJ
Sendai
$2,058 Roundtrip, found 5 days ago
$2,058
Roundtrip
found 5 days ago
Select Asiana Airlines flight, departing Fri, Mar 20 from Boston to Sendai, returning Wed, Mar 25, priced at $2,058 found 5 days ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Sendai Airport (SDJ) cost?
Lock in a cheap one-way flight from $813 or cheap return flight from $1,312 from Logan Intl. Airport (BOS) to Sendai Airport (SDJ) 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 Sendai Airport (SDJ)?
April is the least expensive month to fly from BOS to SDJ. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Sendai Airport (SDJ)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BOS to SDJ flight.
How many flights per day from Logan Intl. Airport (BOS) to Sendai Airport (SDJ)?
There are no daily direct flights available from Logan Intl. Airport (BOS) to Sendai Airport (SDJ). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from BOS to SDJ?
You'll usually 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 Logan Intl. Airport (BOS) to Sendai Airport (SDJ)?
Select a flight from Logan Intl. Airport (BOS) to Sendai Airport (SDJ) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Sendai Airport (SDJ) last-minute?
Booking your plane ticket from BOS to SDJ just before your journey is usually more expensive. But if there's some wiggle room with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a BOS to SDJ flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to SDJ flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Sendai Airport (SDJ)?
If you booked your BOS to SDJ flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Sendai
Roundtrip price
$1,312
Distance
6523 mi

Book with confidence

Boston to Sendai Flights

The cheapest times to fly from Boston to Sendai

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

 

The best time to book a flight from Boston to Sendai

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

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 Sendai in 2025. You can also book with separate airlines for your outbound and return journeys, from $813 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 Sendai 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 Sendai 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 Sendai Flights

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*Available to One Key members.