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Cheap flights from Boston to Tokyo from £451

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — TYO
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Tokyo

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Tokyo (TYO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 November 2025.

Round-trip from

£688

One-way from

£451

Popular in

December

Cheapest in

September

Average price

£855
3/12-10/12
  • 3/12-10/12
  • 5 total stops
  • 51h 27m total
  • Boston to Tokyo
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Alaska Airlines
  • Alaska Airlines
  • 9/12
  • 2 total stops
  • 34h 30m total
  • Boston to Tokyo
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Boston to Tokyo

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Tokyo
Explore the most affordable flight options available from Boston to Tokyo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Wed 3/1215:40BOS - NRT
3 stops31h 05mMultiple Airlines
Wed 10/1216:15NRT - BOS
2 stops20h 22mMultiple Airlines
Deal found 7/11£688
Wed 3/1210:15BOS - NRT
1 stop16h 15mAir Canada
Wed 10/1218:15NRT - BOS
2 stops18h 22mAir Canada
Deal found 7/11£732
Wed 3/1205:30BOS - HND
2 stops21h 10mAir Canada
Wed 10/1218:50HND - BOS
1 stop17h 47mAir Canada
Deal found 7/11£735
Wed 31/1205:40BOS - HND
1 stop18h 55mDelta
Mon 2/217:35HND - BOS
1 stop26h 39mDelta
Deal found 7/11£739
Sun 9/1108:00BOS - HND
1 stop21h 30mAlaska Airlines
Wed 12/1121:20HND - BOS
1 stop22h 40mAlaska Airlines
Deal found 5/11£745
Mon 29/1220:00BOS - HND
2 stops29h 20mDelta
Sat 17/117:35HND - BOS
2 stops20h 21mDelta
Deal found 7/11£749
Mon 24/1100:30BOS - HND
1 stop30h 45mCathay Pacific
Tue 16/1210:10HND - BOS
1 stop25h 50mCathay Pacific
Deal found 6/11£754
Mon 24/1100:30BOS - NRT
1 stop25h 05mCathay Pacific
Wed 17/1214:20NRT - BOS
1 stop21h 40mCathay Pacific
Deal found 6/11£754
Mon 24/1100:30BOS - NRT
1 stop25h 05mCathay Pacific
Mon 15/1215:30NRT - BOS
2 stops44h 30mCathay Pacific
Deal found 6/11£767
Mon 8/1218:52BOS - HND
2 stops32h 18mAlaska Airlines
Tue 13/121:20HND - BOS
2 stops34h 19mAlaska Airlines
Deal found 5/11£768
Sun 23/1100:30BOS - NRT
2 stops50h 20mCathay Pacific
Mon 15/1214:20NRT - BOS
1 stop21h 40mCathay Pacific
Deal found 6/11£781
Mon 10/1107:46BOS - HND
1 stop21h 44mAlaska Airlines
Wed 19/1120:05HND - BOS
1 stop23h 55mAlaska Airlines
Deal found 4/11£783

Cheapflights Fare Finder

 
Customise your flight search to find flights from Boston to Tokyo 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, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Boston to Tokyo that are best for you.

Fly from

Boston

Fly to

Tokyo

Route

Depart

Return

Price

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Thu 22/1

09:00-17:45

1 stop18h 45m

Tokyo Haneda

Thu 29/1

17:20-19:10

1 stop15h 50m

£745

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 1/2

09:00-17:45

1 stop18h 45m

Tokyo Haneda

Sat 14/2

20:00-22:32

1 stop16h 32m

£745

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Wed 28/1

11:00-15:55

1 stop38h 55m

Tokyo Narita

Sat 7/2

20:40-08:40

1 stop26h 00m

£748

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Tue 17/2

20:55-15:20

2 stops28h 25m

Tokyo Haneda

Sat 28/2

20:00-22:32

1 stop16h 32m

£749

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 1/2

20:55-14:35

2 stops27h 40m

Tokyo Haneda

Sun 22/2

17:20-23:51

2 stops20h 31m

£749

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 25/1

00:30-13:45

1 stop23h 15m

Tokyo Haneda

Thu 29/1

10:10-22:00

1 stop25h 50m

£754

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Mon 26/1

00:30-13:10

1 stop22h 40m

Tokyo Narita

Mon 2/2

14:20-22:00

1 stop21h 40m

£754

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Mon 2/3

00:30-15:35

1 stop25h 05m

Tokyo Narita

Sun 15/3

21:30-23:00

1 stop38h 30m

£754

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 1/3

00:30-13:10

1 stop22h 40m

Tokyo Narita

Mon 23/3

21:30-23:00

1 stop38h 30m

£754

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 26/4

01:40-16:05

1 stop25h 25m

Tokyo Narita

Tue 12/5

09:25-23:00

1 stop26h 35m

£758

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 42 results
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Best time to book a flight from Boston to Tokyo

Have a flexible travel schedule? Discover the best time to fly to Tokyo from Boston with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Tokyo

How far ahead should I book a flight from Boston to Tokyo?

Use this chart to determine the optimal time to book a return flight from Boston to Tokyo. Price data was last updated on 31 October 2025.

To ensure you get the cheapest price possible for a flight from Boston to Tokyo, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Tokyo?

Currently, July is the cheapest month in which you can book a flight from Boston to Tokyo (average of £235). Flying from Boston to Tokyo in May is currently the most expensive (average of £776). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to TYO?

Find hourly flight availability from Boston to Tokyo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Tokyo as you normally would.

Weekly flight availability from Boston to Tokyo

Explore weekly flight availability from Boston to Tokyo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 November 2025.

The most flights from BOS to TYO are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from Boston to Tokyo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Tokyo?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Tokyo from Boston. Booking flights from Logan Intl (BOS) to Tokyo should be relatively easy as there are 4 daily outbound flights to Tokyo from 0 different airlines.

  • How long is the flight from Boston to Tokyo?

    A quick flight from Boston to Tokyo can take about 18h 55m. Delta provides one of the quickest options available for as low as £739. Boston and Tokyo are separated by a distance of 6708 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Boston to Tokyo one-way?

    £451 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Cathay Pacific and Etihad Airways, with prices starting from £456 and £461, respectively.

  • What are the most reliable airlines from Boston to Tokyo?

    No one likes to see their flight delayed. When booking a flight from Boston to Tokyo consider choosing American Airlines (65%), Japan Airlines (65%) or LATAM Airlines (65%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Boston to Tokyo that include hotel bookings?

    Yes. In addition to deals on Boston to Tokyo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Tokyo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Tokyo.

  • Can I find deals for business class flights from Boston to Tokyo?

    Yes. Cheapflights offers flight deals from Boston to Tokyo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Tokyo?

    Currently, July is the cheapest month in which you can book a flight from Boston to Tokyo (average of £235). Flying from Boston to Tokyo in May is currently the most expensive (average of £776). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Tokyo?

Book flights to Tokyo if you plan to visit one of these locations
Hakone
Chiba
Urayasu
Fujisawa
Karuizawa
Saitama
Izu
Kawasaki

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