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Cheap flights from Osaka to Boston from $418

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka to Boston departing on 11/3. 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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Cheap round-trip flights

Air Canada Logo
7:25 pm - 2:52 pmKIX-BOS
33h 27m2 stops
Air Canada Logo
6:40 pm - 5:40 pmBOS-KIX
57h 00m2 stops
$800Air Canada
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Mon, Nov 3 - Fri, Nov 14
Air Canada Logo
6:05 pm - 3:59 pmKIX-BOS
34h 54m1 stop
Air Canada Logo
5:30 am - 5:40 pmBOS-KIX
22h 10m2 stops
$806Air Canada
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Wed, Oct 22 - Wed, Nov 5
American Airlines Logo
7:30 am - 6:47 pmITM-BOS
25h 17m2 stops
American Airlines Logo
6:00 am - 6:45 pmBOS-ITM
22h 45m2 stops
$934American Airlines
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Tue, Nov 4 - Wed, Nov 12
Cathay Pacific Logo
7:05 pm - 10:00 pmKIX-BOS
40h 55m1 stop
Cathay Pacific Logo
12:30 am - 12:45 pmBOS-KIX
22h 15m1 stop
$949Cathay Pacific
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Wed, Nov 5 - Tue, Nov 11
Cathay Pacific Logo
7:05 pm - 10:00 pmKIX-BOS
40h 55m1 stop
Cathay Pacific Logo
12:30 am - 9:05 pmBOS-KIX
30h 35m1 stop
$952Cathay Pacific
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Tue, Dec 23 - Mon, Jan 12
Logo
8:00 am - 7:42 pmKIX-BOS
25h 42m2 stops
Logo
5:30 am - 8:45 amBOS-KIX
37h 15m2 stops
$970
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Tue, Dec 23 - Tue, Jan 13
Logo
1:00 pm - 7:42 pmITM-BOS
20h 42m2 stops
Logo
4:35 pm - 8:20 pmBOS-ITM
37h 45m2 stops
$975
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Thu, Dec 25 - Mon, Jan 5
American Airlines Logo
7:30 am - 6:47 pmITM-BOS
25h 17m2 stops
American Airlines Logo
6:00 am - 6:45 pmBOS-ITM
22h 45m2 stops
$995American Airlines
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Fri, Nov 7 - Wed, Nov 12
Japan Airlines Logo
7:25 am - 9:58 pmITM-BOS
28h 33m2 stops
Japan Airlines Logo
12:15 pm - 7:55 pmBOS-ITM
17h 40m1 stop
$1,299Japan Airlines
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Thu, Dec 25 - Mon, Jan 5
Japan Airlines Logo
7:05 am - 5:25 pmITM-BOS
24h 20m1 stop
Japan Airlines Logo
6:05 am - 7:20 pmBOS-ITM
23h 15m2 stops
$1,367Japan Airlines
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Wed, Nov 26 - Fri, Dec 5

American Airlines flights from Osaka to Boston

Our best American Airlines deals on Osaka to Boston flight tickets
American Airlines
Nov 4
ITM7:30 amOsaka Itami
25h 17m
2 stops
BOS6:47 pmBoston Logan Intl
Nov 12
BOS6:00 amBoston Logan Intl
22h 45m
2 stops
ITM6:45 pmOsaka Itami
$934
Find similar
American Airlines
Nov 7
ITM7:30 amOsaka Itami
25h 17m
2 stops
BOS6:47 pmBoston Logan Intl
Nov 11
BOS6:00 amBoston Logan Intl
22h 45m
2 stops
ITM6:45 pmOsaka Itami
$995
Find similar
American Airlines
Nov 4
ITM7:30 amOsaka Itami
25h 17m
2 stops
BOS6:47 pmBoston Logan Intl
Nov 14
BOS5:30 amBoston Logan Intl
24h 20m
2 stops
ITM7:50 pmOsaka Itami
$1,002
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Japan Airlines flights from Osaka to Boston

Our best Japan Airlines deals on Osaka to Boston flight tickets
Japan Airlines
Dec 25
ITM7:25 amOsaka Itami
28h 33m
2 stops
BOS9:58 pmBoston Logan Intl
Jan 5
BOS12:15 pmBoston Logan Intl
17h 40m
1 stop
ITM7:55 pmOsaka Itami
$1,299
Find similar
Japan Airlines
Nov 26
ITM7:05 amOsaka Itami
24h 20m
1 stop
BOS5:25 pmBoston Logan Intl
Dec 5
BOS6:05 amBoston Logan Intl
23h 15m
2 stops
ITM7:20 pmOsaka Itami
$1,367
Find similar
Japan Airlines
Dec 23
ITM2:40 pmOsaka Itami
16h 45m
1 stop
BOS5:25 pmBoston Logan Intl
Jan 13
BOS7:36 pmBoston Logan Intl
33h 09m
2 stops
ITM6:45 pmOsaka Itami
$1,443
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momondo Fare Finder

 
Customize your flight search to find flights from Osaka to Boston 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Osaka to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Mon 11/3

7:25 pm-2:52 pm

2 stops33h 27m

Boston Logan Intl

Fri 11/14

6:40 pm-5:40 pm

2 stops57h 00m

$800

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Wed 10/22

6:05 pm-3:59 pm

1 stop34h 54m

Boston Logan Intl

Wed 11/5

5:30 am-5:40 pm

2 stops22h 10m

$806

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 11/4

7:30 am-6:47 pm

2 stops25h 17m

Boston Logan Intl

Wed 11/12

6:00 am-6:45 pm

2 stops22h 45m

$934

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Wed 11/5

7:05 pm-10:00 pm

1 stop40h 55m

Boston Logan Intl

Tue 11/11

12:30 am-12:45 pm

1 stop22h 15m

$949

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 12/23

7:05 pm-10:00 pm

1 stop40h 55m

Boston Logan Intl

Mon 1/12

12:30 am-9:05 pm

1 stop30h 35m

$952

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 12/23

8:00 am-7:42 pm

2 stops25h 42m

Boston Logan Intl

Tue 1/13

5:30 am-8:45 am

2 stops37h 15m

$970

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Thu 12/25

1:00 pm-7:42 pm

2 stops20h 42m

Boston Logan Intl

Mon 1/5

4:35 pm-8:20 pm

2 stops37h 45m

$975

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 11/7

7:30 am-6:47 pm

2 stops25h 17m

Boston Logan Intl

Wed 11/12

6:00 am-6:45 pm

2 stops22h 45m

$995

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Thu 12/25

7:25 am-9:58 pm

2 stops28h 33m

Boston Logan Intl

Mon 1/5

12:15 pm-7:55 pm

1 stop17h 40m

$1,299

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Wed 11/26

7:05 am-5:25 pm

1 stop24h 20m

Boston Logan Intl

Fri 12/5

6:05 am-7:20 pm

2 stops23h 15m

$1,367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Osaka to Boston

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

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Osaka to Boston is on a Thursday when prices can be found for as low as $1,238. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Friday is $1,851.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the morning. momondo users have found flights departing from Osaka to Boston in the morning for as low as $1,158. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $1,891 per ticket.

Can stopping save me money on Osaka to Boston flights?

You could potentially save up to 18% on your flight if you consider stops on a Osaka to Boston flight.

How have Osaka to Boston flight prices changed over time?

As of September 2025, prices for Osaka to Boston flights are approximately 36% cheaper when compared to flights at the same time last year.

When to book flights from Osaka to Boston

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

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

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

Direct flights

None
There are no direct flights from Osaka to Boston. There are no popular flight routes from Osaka to Boston.
Search flight deals

  • How far is Osaka to Boston Logan Intl by plane?

    Boston Logan Intl is 6850.9 mi away from Osaka. Flights usually cover this in 16h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Osaka to Boston Logan Intl Airport were last updated today.

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

    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 Osaka to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport 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 Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Osaka to Boston?

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

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

It is quick and easy to find Osaka to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

Flights from Osaka to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Osaka and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Osaka to Boston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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