Which layover airport has the shortest travel time from Boston to Osaka?

Flights connecting via Tokyo (NRT) have the shortest average one-way travel time: 17h 36m.

Which layover airport offers the lowest fares from Boston to Osaka?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $981.

Which airport is the most popular layover for flights between Boston and Osaka?

Tokyo (NRT) was the most common stop: 76% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Osaka?

Japan Airlines, United Airlines and Cathay Pacific are the top three most popular airlines that fly to Osaka from Boston according to our data. Japan Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Osaka. Keep in mind that there are 5 different airlines that fly to Osaka on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Boston to Osaka?

San Francisco (SFO) has the shortest average layover time for this route: 1h 32m.

What is the cheapest airline that flies from Boston Logan Intl to Osaka?

Hainan Airlines and Air Canada are the most popular carriers operating from Boston Logan Intl to Osaka

When did momondo last update prices for flights from Boston Logan Intl Airport to Osaka?

Prices for flights from Boston Logan Intl Airport to Osaka are updated daily.

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

There are 5 operators available for flights from Boston Logan Intl Airport to Osaka as of August 2026.

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

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 Osaka.

What documentation or ID do you need to fly to Osaka?

The required travel and health documents for your Osaka trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$431 Cheap Flights from Boston to Osaka in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Osaka

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 4:25 pm

BOS

KIX

35h 50m

2 stops

6:00 pm - 11:55 am

KIX

BOS

30h 55m

1 stop

$846Air Canada

Sat, Sep 19 - Wed, Sep 30

3:35 pm - 4:25 pm

BOS

KIX

35h 50m

2 stops

6:00 pm - 9:50 am

KIX

BOS

28h 50m

2 stops

$850Air Canada

Sat, Sep 19 - Wed, Sep 30

10:55 pm - 12:35 pm

BOS

KIX

23h 40m

1 stop

2:35 pm - 9:00 pm

KIX

BOS

20h 25m

1 stop

$879Hainan Airlines

Wed, Nov 11 - Sun, Nov 15

10:55 pm - 12:35 pm

BOS

KIX

23h 40m

1 stop

2:35 pm - 9:00 pm

KIX

BOS

20h 25m

1 stop

$880Hainan Airlines

Wed, Nov 11 - Wed, Nov 25

5:30 am - 4:45 pm

BOS

KIX

21h 15m

1 stop

6:45 am - 2:02 pm

KIX

BOS

21h 17m

2 stops

$1,051ANA

Sun, Jan 17 - Fri, Jan 29

9:30 am - 9:45 pm

BOS

UKB

23h 15m

2 stops

9:15 pm - 2:50 pm

UKB

BOS

30h 35m

2 stops

$1,062ANA

Mon, Sep 14 - Mon, Sep 21

1:00 pm - 7:50 pm

BOS

ITM

17h 50m

1 stop

2:35 pm - 6:10 pm

ITM

BOS

16h 35m

1 stop

$1,107Japan Airlines

Wed, Sep 9 - Thu, Sep 17

7:00 am - 8:30 pm

BOS

ITM

24h 30m

2 stops

2:35 pm - 6:10 pm

ITM

BOS

16h 35m

1 stop

$1,111Japan Airlines

Wed, Sep 9 - Thu, Sep 17

5:30 am - 4:45 pm

BOS

KIX

21h 15m

1 stop

6:35 pm - 1:05 am

KIX

BOS

20h 30m

1 stop

$1,118United Airlines

Sun, Jan 31 - Sun, Feb 21

8:15 pm - 4:45 pm

BOS

KIX

30h 30m

1 stop

6:35 pm - 11:54 pm

KIX

BOS

19h 19m

2 stops

$1,118United Airlines

Mon, Jan 11 - Wed, Jan 20

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Air Canada flights from Boston to Osaka

Our best Air Canada deals on Boston to Osaka flight tickets

Air Canada

Sep 19

BOS3:35 pmBoston Logan Intl

35h 50m

2 stops

KIX4:25 pmOsaka Kansai Intl

Sep 30

KIX6:00 pmOsaka Kansai Intl

30h 55m

1 stop

BOS11:55 amBoston Logan Intl

$846

Air Canada

Sep 19

BOS3:35 pmBoston Logan Intl

35h 50m

2 stops

KIX4:25 pmOsaka Kansai Intl

Sep 30

KIX6:00 pmOsaka Kansai Intl

28h 50m

2 stops

BOS9:50 amBoston Logan Intl

$850

Air Canada

Sep 17

BOS5:55 amBoston Logan Intl

21h 30m

1 stop

KIX4:25 pmOsaka Kansai Intl

Sep 23

KIX6:00 pmOsaka Kansai Intl

17h 40m

1 stop

BOS10:40 pmBoston Logan Intl

$854

Delta flights from Boston to Osaka

Our best Delta deals on Boston to Osaka flight tickets

Delta

Aug 6

BOS6:05 amBoston Logan Intl

27h 35m

2 stops

KIX10:40 pmOsaka Kansai Intl

Aug 16

KIX12:35 pmOsaka Kansai Intl

24h 22m

2 stops

BOS11:57 pmBoston Logan Intl

$1,245

Delta

Aug 4

BOS7:45 amBoston Logan Intl

25h 55m

2 stops

KIX10:40 pmOsaka Kansai Intl

Aug 12

KIX12:35 pmOsaka Kansai Intl

24h 42m

2 stops

BOS12:17 amBoston Logan Intl

$1,389

Delta

Aug 9

BOS4:25 pmBoston Logan Intl

29h 55m

2 stops

KIX11:20 amOsaka Kansai Intl

Aug 17

KIX2:15 amOsaka Kansai Intl

32h 14m

2 stops

BOS9:29 pmBoston Logan Intl

$1,396

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sat 9/19

3:35 pm-4:25 pm

2 stops35h 50m

Osaka Kansai Intl

Wed 9/30

6:00 pm-11:55 am

1 stop30h 55m

$846

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sat 9/19

3:35 pm-4:25 pm

2 stops35h 50m

Osaka Kansai Intl

Wed 9/30

6:00 pm-9:50 am

2 stops28h 50m

$850

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 11/11

10:55 pm-12:35 pm

1 stop23h 40m

Osaka Kansai Intl

Sun 11/15

2:35 pm-9:00 pm

1 stop20h 25m

$879

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 11/11

10:55 pm-12:35 pm

1 stop23h 40m

Osaka Kansai Intl

Wed 11/25

2:35 pm-9:00 pm

1 stop20h 25m

$880

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 1/17

5:30 am-4:45 pm

1 stop21h 15m

Osaka Kansai Intl

Fri 1/29

6:45 am-2:02 pm

2 stops21h 17m

$1,051

BostonKobe

BOS - UKB

BOSUKB

Boston Logan Intl

Mon 9/14

9:30 am-9:45 pm

2 stops23h 15m

Kobe

Mon 9/21

9:15 pm-2:50 pm

2 stops30h 35m

$1,062

Quickest round-trip

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Wed 9/9

1:00 pm-7:50 pm

1 stop17h 50m

Osaka Itami

Thu 9/17

2:35 pm-6:10 pm

1 stop16h 35m

$1,107

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Wed 9/9

7:00 am-8:30 pm

2 stops24h 30m

Osaka Itami

Thu 9/17

2:35 pm-6:10 pm

1 stop16h 35m

$1,111

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 1/31

5:30 am-4:45 pm

1 stop21h 15m

Osaka Kansai Intl

Sun 2/21

6:35 pm-1:05 am

1 stop20h 30m

$1,118

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 1/11

8:15 pm-4:45 pm

1 stop30h 30m

Osaka Kansai Intl

Wed 1/20

6:35 pm-11:54 pm

2 stops19h 19m

$1,118

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Osaka

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Boston and Osaka?

Prices are currently low for flights on this route.

Typical prices usually range from $1,227 to $1,858.
The lowest price recently found on this route was $846.

What is the cheapest month to fly to Osaka?

In general, February is the cheapest month to fly from Boston to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,179. If you are unable to visit Osaka during the month of February, then departing from Boston during the month January is also very affordable. Most momondo users find prices during this month for around $1,230.

Can stopping save me money on Boston to Osaka flights?

You could potentially save up to 28% on your flight if you consider stops on a Boston to Osaka flight.

When to book flights from Boston to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Osaka according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Osaka (BOS to OSA) flight deals and tips

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

Fastest flight time	19h 45m
Direct flights	None

The fastest flight from Boston to Osaka takes 19h 45m

There are no direct flights from Boston to Osaka. There are no popular flight routes from Boston to Osaka.

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Frequently asked questions about flying from Boston to Osaka

How far is Boston Logan Intl to Osaka by plane?
A flight from Boston Logan Intl to Osaka will travel around 6850.9 mi. A reasonable flight in good conditions will take 19h 45m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Osaka?
Prices for flights from Boston Logan Intl Airport to Osaka are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Osaka?
There are 5 operators available for flights from Boston Logan Intl Airport to Osaka as of August 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Osaka?
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 Osaka.
What documentation or ID do you need to fly to Osaka?
The required travel and health documents for your Osaka trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boston to Osaka?
momondo data reveals that the most frequently booked airline on the route from Boston to Osaka is Japan Airlines, representing 30% of all bookings. The subsequent popular airlines are Cathay Pacific at 29%, ANA at 20%, and Air Canada at 12%.

Best airlines flying from Boston to Osaka

Compare and see reviews for airlines that fly from Boston to Osaka with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $787	Free Cancellation	Rating 7.1 11,425 reviews	Search Air Canada flights
Cathay Pacific	PriceFrom $833	Free Cancellation	Rating 7.6 1,436 reviews	Search Cathay Pacific flights
United Airlines	PriceFrom $920	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
ANA	PriceFrom $945	Free Cancellation	Rating 8.3 1,290 reviews	Search ANA flights
Japan Airlines	PriceFrom $1,495	Free Cancellation	Rating 8.3 1,889 reviews	Search Japan Airlines flights

Nara

Nishinomiya

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Osaka from Boston.

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

momondo does allow users to show only those flights to Osaka from Boston which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Osaka from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Osaka from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly into one of these airports located in Osaka

Osaka Itami Airport

Osaka Kansai Intl Airport

Cheap flights from Boston to Osaka from $431

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 Osaka departing on 8/18. 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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Air Canada flights from Boston to Osaka

Our best Air Canada deals on Boston to Osaka flight tickets

Delta flights from Boston to Osaka

Our best Delta deals on Boston to Osaka flight tickets

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How to get the cheapest flight ticket from Boston to Osaka

What is the typical price of a round-trip flight between Boston and Osaka?

What is the cheapest month to fly to Osaka?

Can stopping save me money on Boston to Osaka flights?

What is the cheapest airline that flies from Boston Logan Intl to Osaka?

What airlines fly to Osaka?

Which airport is the most popular layover for flights between Boston and Osaka?

Which layover airport offers the lowest fares from Boston to Osaka?

Which layover airport has the shortest travel time from Boston to Osaka?

Which layover airport has the shortest connection time from Boston to Osaka?

When to book flights from Boston to Osaka

Cheap Boston to Osaka (BOS to OSA) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Boston to Osaka

Best airlines flying from Boston to Osaka

Compare and see reviews for airlines that fly from Boston to Osaka with momondo

Traveling to a place near Osaka?

Why use momondo?

An easier way to manage your Osaka 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.

Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka

Fly your favorite airline to Osaka

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Osaka

List of cabin classes available on flights landing in Osaka. Availability may vary depending on flight origin and airline.

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

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