What airlines fly to Osaka?

ANA, Japan Airlines and Cathay Pacific are the top three most popular airlines that fly to Osaka from Boston according to our data. ANA is the first choice among our users, with 32% 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 offers the lowest fares from Boston to Osaka?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $837.

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

Tokyo (NRT) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

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 27m.

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

Delta, Air Canada, and ANA are the most popular carriers operating from Boston Logan Intl to Osaka

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 31m.

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 March 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.

$440 Cheap Flights from Boston to Osaka in 2026

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Find the cheapest flights from Boston to Osaka

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:55 pm - 10:40 pm

BOS

KIX

20h 45m

1 stop

12:35 pm - 10:20 am

KIX

BOS

34h 45m

1 stop

$1,186Delta

Tue, Apr 21 - Wed, May 20

6:45 am - 10:40 pm

BOS

KIX

26h 55m

2 stops

9:05 am - 10:20 am

KIX

BOS

38h 15m

1 stop

$1,191Delta

Sun, Apr 19 - Wed, May 20

8:59 pm - 11:20 am

BOS

KIX

25h 21m

2 stops

2:15 am - 7:09 pm

KIX

BOS

29h 54m

2 stops

$1,201Delta

Sun, Apr 19 - Tue, May 19

6:32 pm - 10:30 am

BOS

UKB

26h 58m

2 stops

11:40 am - 8:02 am

UKB

BOS

33h 22m

2 stops

$1,208Multiple Airlines

Fri, Sep 4 - Tue, Sep 15

6:42 pm - 12:50 pm

BOS

KIX

29h 08m

2 stops

7:05 pm - 3:40 pm

KIX

BOS

33h 35m

2 stops

$1,233Multiple Airlines

Mon, May 4 - Mon, May 11

7:19 am - 6:10 pm

BOS

ITM

21h 51m

2 stops

7:05 am - 2:45 pm

ITM

BOS

20h 40m

2 stops

$1,392ANA

Mon, Jul 27 - Wed, Aug 26

5:45 am - 6:55 pm

BOS

ITM

24h 10m

2 stops

2:00 pm - 9:27 pm

ITM

BOS

20h 27m

2 stops

$1,402Air Canada

Tue, Sep 1 - Tue, Sep 15

9:30 am - 9:45 pm

BOS

UKB

23h 15m

2 stops

7:05 am - 11:20 pm

UKB

BOS

29h 15m

2 stops

$1,413ANA

Sun, Sep 6 - Thu, Sep 17

8:00 am - 5:05 pm

BOS

ITM

20h 05m

2 stops

12:50 pm - 9:58 pm

ITM

BOS

22h 08m

2 stops

$1,449United Airlines

Sun, Aug 9 - Fri, Aug 21

10:40 am - 6:55 pm

BOS

ITM

19h 15m

2 stops

2:00 pm - 9:27 pm

ITM

BOS

20h 27m

2 stops

$1,452Air Canada

Thu, Sep 3 - Tue, Sep 15

China Eastern flights from Boston to Osaka

Our best China Eastern deals on Boston to Osaka flight tickets

China Eastern

Sep 6

BOS6:30 amBoston Logan Intl

40h 40m

2 stops

KIX12:10 pmOsaka Kansai Intl

Sep 17

KIX1:10 pmOsaka Kansai Intl

47h 48m

2 stops

BOS11:58 pmBoston Logan Intl

$1,129

China Eastern

Aug 29

BOS6:30 amBoston Logan Intl

46h 30m

2 stops

KIX6:00 pmOsaka Kansai Intl

Sep 4

KIX7:00 pmOsaka Kansai Intl

39h 11m

2 stops

BOS9:11 pmBoston Logan Intl

$1,184

STARLUX Airlines flights from Boston to Osaka

Our best STARLUX Airlines deals on Boston to Osaka flight tickets

STARLUX Airlines

Sep 15

BOS4:45 pmBoston Logan Intl

30h 30m

2 stops

KIX12:15 pmOsaka Kansai Intl

Nov 11

KIX2:00 pmOsaka Kansai Intl

32h 02m

2 stops

BOS8:02 amBoston Logan Intl

$1,139

STARLUX Airlines

Mar 25

BOS7:15 amBoston Logan Intl

40h 35m

2 stops

KIX12:50 pmOsaka Kansai Intl

Apr 3

KIX3:10 pmOsaka Kansai Intl

28h 29m

2 stops

BOS6:39 amBoston Logan Intl

$2,221

STARLUX Airlines

Mar 27

BOS7:15 amBoston Logan Intl

40h 00m

2 stops

KIX12:15 pmOsaka Kansai Intl

Apr 11

KIX1:25 pmOsaka Kansai Intl

30h 14m

2 stops

BOS6:39 amBoston Logan Intl

$2,815

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Tue 4/21

12:55 pm-10:40 pm

1 stop20h 45m

Osaka Kansai Intl

Wed 5/20

12:35 pm-10:20 am

1 stop34h 45m

$1,186

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 4/19

6:45 am-10:40 pm

2 stops26h 55m

Osaka Kansai Intl

Wed 5/20

9:05 am-10:20 am

1 stop38h 15m

$1,191

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 4/19

8:59 pm-11:20 am

2 stops25h 21m

Osaka Kansai Intl

Tue 5/19

2:15 am-7:09 pm

2 stops29h 54m

$1,201

BostonKobe

BOS - UKB

BOSUKB

Boston Logan Intl

Fri 9/4

6:32 pm-10:30 am

2 stops26h 58m

Kobe

Tue 9/15

11:40 am-8:02 am

2 stops33h 22m

$1,208

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 5/4

6:42 pm-12:50 pm

2 stops29h 08m

Osaka Kansai Intl

Mon 5/11

7:05 pm-3:40 pm

2 stops33h 35m

$1,233

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Mon 7/27

7:19 am-6:10 pm

2 stops21h 51m

Osaka Itami

Wed 8/26

7:05 am-2:45 pm

2 stops20h 40m

$1,392

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Tue 9/1

5:45 am-6:55 pm

2 stops24h 10m

Osaka Itami

Tue 9/15

2:00 pm-9:27 pm

2 stops20h 27m

$1,402

BostonKobe

BOS - UKB

BOSUKB

Boston Logan Intl

Sun 9/6

9:30 am-9:45 pm

2 stops23h 15m

Kobe

Thu 9/17

7:05 am-11:20 pm

2 stops29h 15m

$1,413

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Sun 8/9

8:00 am-5:05 pm

2 stops20h 05m

Osaka Itami

Fri 8/21

12:50 pm-9:58 pm

2 stops22h 08m

$1,449

Quickest round-trip

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Thu 9/3

10:40 am-6:55 pm

2 stops19h 15m

Osaka Itami

Tue 9/15

2:00 pm-9:27 pm

2 stops20h 27m

$1,452

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

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Layovers

What is the cheapest month to fly to Osaka?

In general, September 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 $1,012. If you are unable to visit Osaka during the month of September, then departing from Boston during the month February is also very affordable. Most momondo users find prices during this month for around $1,044.

Can stopping save me money on Boston to Osaka flights?

You could potentially save up to 1% on your flight if you consider stops on a Boston to Osaka flight.

How have Boston to Osaka flight prices changed over time?

As of March 2026, prices for Boston to Osaka flights are approximately 40% cheaper when compared to flights at the same time last year.

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 10m
Direct flights	None

The fastest flight from Boston to Osaka takes 19h 10m

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

Search flight deals

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 10m.
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 March 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 Air Canada, representing 29% of all bookings. The subsequent popular airlines are ANA at 22%, Cathay Pacific at 17%, and Japan Airlines at 15%.

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 10,834 reviews	Search Air Canada flights
Cathay Pacific	PriceFrom $833	Free Cancellation	Rating 7.6 1,222 reviews	Search Cathay Pacific flights
United Airlines	PriceFrom $979	Free Cancellation	Rating 7.4 9,460 reviews	Search United Airlines flights
ANA	PriceFrom $1,034	Free Cancellation	Rating 8.4 1,139 reviews	Search ANA flights
Japan Airlines	PriceFrom $1,239	Free Cancellation	Rating 8.3 1,747 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.

An easier way to manage your Osaka trip

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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 $440

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 4/10. 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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China Eastern flights from Boston to Osaka

Our best China Eastern deals on Boston to Osaka flight tickets

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Our best STARLUX Airlines 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 cheapest month to fly to Osaka?

Can stopping save me money on Boston to Osaka flights?

How have Boston to Osaka flight prices changed over time?

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

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

Fastest flight time

Direct flights

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.

Popular cities in Japan

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

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According to popular flight searches on momondo this year

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