Cheap flights from Boston to Japan from $402

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Japan departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Boston to Japan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:40 pm - 4:40 pm
BOS
-
HND
35h 00m2 stops
Air Canada Logo
6:50 pm - 9:32 am
HND
-
BOS
28h 42m2 stops
$677Air Canada
Sun, Jan 11 - Wed, Jan 21
Air Canada Logo
5:30 am - 4:40 pm
BOS
-
HND
21h 10m2 stops
Air Canada Logo
6:50 pm - 9:32 am
HND
-
BOS
28h 42m2 stops
$678Air Canada
Mon, Jan 26 - Tue, Feb 10
ANA Logo
6:00 am - 9:25 pm
BOS
-
FUK
25h 25m2 stops
ANA Logo
7:00 am - 2:17 pm
FUK
-
BOS
21h 17m2 stops
$864ANA
Wed, Jan 14 - Wed, Feb 4
ANA Logo
6:00 am - 11:05 pm
BOS
-
OKA
27h 05m2 stops
ANA Logo
10:25 am - 7:08 pm
OKA
-
BOS
22h 43m2 stops
$865ANA
Wed, Jan 21 - Thu, Feb 12
United Airlines Logo
6:00 am - 6:30 pm
BOS
-
FUK
22h 30m2 stops
United Airlines Logo
12:40 pm - 12:46 pm
FUK
-
BOS
38h 06m3 stops
$882United Airlines
Wed, Jan 14 - Wed, Feb 4
United Airlines Logo
5:45 am - 7:25 pm
BOS
-
OKA
47h 40m2 stops
United Airlines Logo
12:15 pm - 5:19 pm
OKA
-
BOS
43h 04m2 stops
$883United Airlines
Mon, Feb 9 - Mon, Feb 16
Cathay Pacific Logo
1:30 am - 3:20 pm
BOS
-
FUK
24h 50m1 stop
Cathay Pacific Logo
4:40 pm - 11:00 pm
FUK
-
BOS
43h 20m1 stop
$1,108Cathay Pacific
Mon, Mar 23 - Fri, Apr 3
Cathay Pacific Logo
12:30 am - 7:20 pm
BOS
-
OKA
28h 50m1 stop
Cathay Pacific Logo
11:55 am - 10:00 pm
OKA
-
BOS
24h 05m1 stop
$1,123Cathay Pacific
Wed, Jan 21 - Mon, Jan 26
Delta Logo
6:00 am - 5:05 pm
BOS
-
OKA
45h 05m2 stops
Delta Logo
6:05 pm - 8:40 am
OKA
-
BOS
28h 35m1 stop
$1,127Delta
Wed, Jan 21 - Thu, Feb 12
Delta Logo
11:00 am - 8:05 pm
BOS
-
FUK
19h 05m1 stop
Delta Logo
10:30 am - 6:14 am
FUK
-
BOS
33h 44m2 stops
$1,141Delta
Wed, Jan 14 - Wed, Feb 4

Japan Airlines flights from Boston to Japan

Our best Japan Airlines deals on Boston to Japan flight tickets
Japan Airlines
Feb 27
BOS12:15 pmBoston Logan Intl
17h 40m
1 stop
ITM7:55 pmOsaka Itami
Mar 8
ITM2:35 pmOsaka Itami
17h 00m
1 stop
BOS5:35 pmBoston Logan Intl
Japan Airlines
Mar 19
BOS1:15 pmBoston Logan Intl
17h 35m
1 stop
ITM7:50 pmOsaka Itami
Apr 3
ITM2:35 pmOsaka Itami
16h 30m
1 stop
BOS6:05 pmBoston Logan Intl
Japan Airlines
Mar 26
BOS1:15 pmBoston Logan Intl
17h 35m
1 stop
ITM7:50 pmOsaka Itami
Apr 10
ITM11:30 amOsaka Itami
19h 35m
1 stop
BOS6:05 pmBoston Logan Intl

ANA flights from Boston to Japan

Our best ANA deals on Boston to Japan flight tickets
ANA
Jan 14
BOS6:00 amBoston Logan Intl
25h 25m
2 stops
FUK9:25 pmFukuoka
Feb 4
FUK7:00 amFukuoka
21h 17m
2 stops
BOS2:17 pmBoston Logan Intl
ANA
Jan 21
BOS6:00 amBoston Logan Intl
27h 05m
2 stops
OKA11:05 pmOkinawa Naha
Feb 12
OKA10:25 amOkinawa Naha
22h 43m
2 stops
BOS7:08 pmBoston Logan Intl
ANA
Jan 11
BOS5:45 amBoston Logan Intl
26h 00m
2 stops
UKB9:45 pmKobe
Feb 12
UKB7:05 amKobe
26h 03m
2 stops
BOS7:08 pmBoston Logan Intl

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Japan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Boston to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 1/11

3:40 pm-4:40 pm

2 stops35h 00m

Tokyo Haneda

Wed 1/21

6:50 pm-9:32 am

2 stops28h 42m

$677

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Mon 1/26

5:30 am-4:40 pm

2 stops21h 10m

Tokyo Haneda

Tue 2/10

6:50 pm-9:32 am

2 stops28h 42m

$678

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

6:00 am-9:25 pm

2 stops25h 25m

Fukuoka

Wed 2/4

7:00 am-2:17 pm

2 stops21h 17m

$864

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Wed 1/21

6:00 am-11:05 pm

2 stops27h 05m

Okinawa Naha

Thu 2/12

10:25 am-7:08 pm

2 stops22h 43m

$865

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

6:00 am-6:30 pm

2 stops22h 30m

Fukuoka

Wed 2/4

12:40 pm-12:46 pm

3 stops38h 06m

$882

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Mon 2/9

5:45 am-7:25 pm

2 stops47h 40m

Okinawa Naha

Mon 2/16

12:15 pm-5:19 pm

2 stops43h 04m

$883

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Mon 3/23

1:30 am-3:20 pm

1 stop24h 50m

Fukuoka

Fri 4/3

4:40 pm-11:00 pm

1 stop43h 20m

$1,108

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Wed 1/21

12:30 am-7:20 pm

1 stop28h 50m

Okinawa Naha

Mon 1/26

11:55 am-10:00 pm

1 stop24h 05m

$1,123

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Wed 1/21

6:00 am-5:05 pm

2 stops45h 05m

Okinawa Naha

Thu 2/12

6:05 pm-8:40 am

1 stop28h 35m

$1,127

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

11:00 am-8:05 pm

1 stop19h 05m

Fukuoka

Wed 2/4

10:30 am-6:14 am

2 stops33h 44m

$1,141

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Japan from

How to get the cheapest flight ticket from Boston to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Japan?

The month of January is, on average, the cheapest month to fly to Japan from Boston, with most prices found around $1,036. If you aren’t able to travel to Japan during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,054.

What is the cheapest day to depart on your flight to Japan?

On average, the least expensive day to fly to Japan from Boston is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,196. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Japan on a Friday will generally be more expensive and average around $1,642. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Japan?

Flying to Japan from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,253 when looking at flights departing in the morning. At noon is when there is more demand to fly to Japan, so prices are often more expensive at around $1,557 per ticket.

What is the cheapest Boston Logan Intl to Japan flight route?

Fly from Boston Logan Intl to Tokyo Narita for the best Boston Logan Intl - Japan flight prices

How far in advance should I book a flight to Japan?

You are more likely to see cheaper flights to Japan from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,337 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Boston for as low as $1,130 on momondo.

What cabin class options are available on Boston Logan Intl to Japan flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Japan flights?

You could potentially save up to 26% on your flight if you consider stops on a Boston to Japan flight.

Cheap Boston to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Japan

Best Price Found

$617

Fastest flight time

13h 35m

Direct flights

Every day

Airports in Japan

202 airports
The best one-way flight to Japan from Boston in the past 72 hours is $617. The best round-trip flight deal from Boston to Japan found on momondo in the last 72 hours is $1,168.
The fastest flight from Boston to Japan takes 13h 35m
Direct flights go from Boston to Japan every day.
There are 202 airports in Japan. From Boston there are direct flights to Tokyo Narita (NRT).
  • When did momondo last update prices for flights from Boston Logan Intl Airport to Japan?

    Prices for flights from Boston Logan Intl Airport to Japan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Japan?

  • How old do you have to be to fly from Boston Logan Intl Airport to Japan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Japan.

  • What documentation or ID do you need to fly to Japan?

    The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Japan?

Best airlines flying from Boston to Japan

Compare and see reviews for airlines that fly from Boston to Japan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $171Free CancellationRating
7.2
2,902 reviews
Search JetBlue flights
Singapore AirlinesPriceFrom $513Free CancellationRating
8.1
1,421 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $695Free CancellationRating
7.4
9,117 reviews
Search United Airlines flights
ANAPriceFrom $739Free CancellationRating
8.4
1,049 reviews
Search ANA flights
Air CanadaPriceFrom $772Free CancellationRating
7.1
10,562 reviews
Search Air Canada flights
Cathay PacificPriceFrom $838Free CancellationRating
7.6
1,106 reviews
Search Cathay Pacific flights
DeltaPriceFrom $936Free CancellationRating
7.9
8,022 reviews
Search Delta flights
Korean AirPriceFrom $997Free CancellationRating
8.4
1,184 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $1,221Free CancellationRating
8.3
1,662 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $1,301Free CancellationRating
7.2
11,072 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Japan?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Japan. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Japan with flexible booking policies on momondo?

All flight searches from Boston to Japan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Japan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Japan.

I’m not ready to book a flight from Boston to Japan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Japan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 1/27
Tue 2/3

Find better results for your trip to Japan

Popular cities in Japan

Popular flights according to clicks in the last 7 days on momondo