Cheap flights from Boston to Japan from $369
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 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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 September is, on average, the cheapest month to fly to Japan from Boston, with most prices found around $1,060. If you aren’t able to travel to Japan during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,151.
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 $1,101. 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 $1,575. 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 $1,184 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Japan, so prices are often more expensive at around $1,458 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 $1,320 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 $1,180 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.
What is the cheapest airline that flies from Boston Logan Intl to Japan?
Air Canada and WestJet are the most popular carriers operating from Boston Logan Intl to Japan
What airlines fly to Japan?
United Airlines, Air Canada and ANA are the top three most popular airlines that fly to Japan from Boston according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 10 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.
How many flights depart from Boston to Japan on average per day?
4 flights are operational daily from Boston to Japan as of July 2025. The most popular departure time for this route is 1:00PM, with 100% of flights per day taking off in the afternoon.
How many flights depart from Boston to Japan on average per week?
As of July 2025, 28 flights take off from Boston and land in Japan each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
Cheap Boston to Japan flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Japan
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?
As of July 2025, there are 10 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to Japan is Boeing 787-9 Dreamliner (95.97% of total bookings). The next most popular plane models are Boeing 777-300ER (1.34%), Airbus A350-1000 (0.81%), and Boeing 777 (0.54%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $228 | Free Cancellation | Rating 7.3 2,909 reviews | |||
| PriceFrom $568 | Free Cancellation | Rating 8.1 1,324 reviews | |||
| PriceFrom $762 | Free Cancellation | Rating 7.1 9,685 reviews | |||
| PriceFrom $779 | Free Cancellation | Rating 8.4 897 reviews | |||
| PriceFrom $793 | Free Cancellation | Rating 8.0 7,958 reviews | |||
| PriceFrom $828 | Free Cancellation | Rating 7.6 929 reviews | |||
| PriceFrom $860 | Free Cancellation | Rating 7.4 8,843 reviews | |||
| PriceFrom $957 | Free Cancellation | Rating 8.3 1,509 reviews | |||
| PriceFrom $1,158 | Free Cancellation | Rating 8.4 1,105 reviews | |||
| PriceFrom $1,316 | Free Cancellation | Rating 7.2 10,000 reviews |
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.