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Cheap flights from Boston to Tokyo from £438

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 25/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — TYO
9 Jan — 16 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 10 December 2025.

Wed 31/1209:30BOS - HND
1 stop18h 15mUnited Airlines
Tue 27/100:50HND - BOS
2 stops25h 56mUnited Airlines
Deal found 9/12£657
Wed 31/1206:45BOS - NRT
1 stop18h 30mUnited Airlines
Fri 23/117:00NRT - BOS
1 stop18h 42mUnited Airlines
Deal found 9/12£658
Wed 31/1206:45BOS - HND
2 stops21h 00mUnited Airlines
Fri 23/110:50HND - BOS
1 stop21h 11mUnited Airlines
Deal found 9/12£660
Tue 30/1220:00BOS - HND
2 stops29h 20mDelta
Fri 30/116:25HND - BOS
2 stops19h 57mDelta
Deal found 9/12£661
Tue 30/1209:30BOS - HND
1 stop17h 20mUnited Airlines
Mon 2/216:50HND - BOS
1 stop16h 07mUnited Airlines
Deal found 9/12£732
Wed 31/1209:00BOS - HND
1 stop18h 45mDelta
Sat 31/117:20HND - BOS
2 stops20h 31mDelta
Deal found 9/12£736
Mon 29/1220:00BOS - HND
1 stop31h 45mDelta
Thu 29/117:20HND - BOS
2 stops20h 31mDelta
Deal found 9/12£808
Sat 27/1209:30BOS - HND
1 stop17h 20mUnited Airlines
Wed 28/116:50HND - BOS
1 stop16h 07mUnited Airlines
Deal found 9/12£1,026
Sat 27/1209:30BOS - HND
1 stop17h 20mUnited Airlines
Sat 31/116:50HND - BOS
1 stop16h 07mUnited Airlines
Deal found 9/12£1,063
Wed 24/1219:15BOS - HND
1 stop29h 20mDelta
Mon 19/116:25HND - BOS
1 stop17h 33mDelta
Deal found 8/12£1,064
Sun 28/1220:00BOS - HND
2 stops29h 20mDelta
Tue 20/116:25HND - BOS
2 stops19h 57mDelta
Deal found 9/12£1,121
Fri 26/1200:30BOS - NRT
2 stops26h 20mCathay Pacific
Fri 23/115:30NRT - BOS
2 stops44h 30mCathay Pacific
Deal found 9/12£1,343

Find 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 10 December 2025.

Round-trip from

£650

One-way from

£438

Popular in

June

Cheapest in

September

Average price

£1,040
United Airlines
  • United Airlines
  • 11/1-27/1
  • 2 total stops
  • 34h 22m total
  • Boston to Tokyo
Search Deals
Etihad Airways
  • Etihad Airways
  • 25/12
  • 1 total stop
  • 30h 00m total
  • Boston to Tokyo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 10 December 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

Sun 11/1

06:00-14:20

1 stop18h 20m

Tokyo Haneda

Tue 27/1

18:25-21:52

1 stop17h 27m

£650

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 11/1

07:25-15:40

1 stop18h 15m

Tokyo Narita

Tue 27/1

17:00-19:51

1 stop16h 51m

£651

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sat 24/1

17:57-04:50

1 stop20h 53m

Tokyo Haneda

Wed 4/2

10:50-18:01

1 stop21h 11m

£657

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 4/1

06:01-17:45

1 stop21h 44m

Tokyo Haneda

Wed 21/1

18:20-21:38

1 stop17h 18m

£657

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Mon 5/1

05:20-16:50

1 stop21h 30m

Tokyo Haneda

Wed 21/1

18:20-21:38

1 stop17h 18m

£657

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 6/1

07:30-16:00

1 stop18h 30m

Tokyo Narita

Tue 27/1

18:30-23:54

1 stop19h 24m

£658

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 6/1

06:00-15:15

1 stop19h 15m

Tokyo Narita

Tue 27/1

17:35-20:05

1 stop16h 30m

£658

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Mon 5/1

06:45-15:15

1 stop18h 30m

Tokyo Narita

Tue 20/1

17:35-20:05

1 stop16h 30m

£658

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 1/2

11:00-12:25

1 stop35h 25m

Tokyo Narita

Mon 9/2

14:00-08:40

1 stop32h 40m

£660

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Tue 6/1

09:30-16:50

1 stop17h 20m

Tokyo Haneda

Tue 27/1

10:25-14:17

2 stops17h 52m

£660

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 38 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 5 December 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 £231). Flying from Boston to Tokyo in May is currently the most expensive (average of £761). 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 10 December 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 10 December 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).

How much does it cost for a return flight from Boston to Tokyo?

How often are flights from Boston to Tokyo delayed?

About 16% of weekly flights between Boston and Tokyo have experienced delays in the past year, with the average delay time being 108 minutes.

What is the most punctual flight time for Boston to Tokyo flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Boston to Tokyo flights?

Over the past year, Japan Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

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 20m. United Airlines provides one of the quickest options available for as low as £650. 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 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 (78%), Japan Airlines (78%) or LATAM Airlines (78%) 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 £231). Flying from Boston to Tokyo in May is currently the most expensive (average of £761). 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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Yes! Cheapflights helps users easily find flights from Boston to Tokyo with no change fees.

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Yes! Start tracking prices for Boston to Tokyo flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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