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Cheap flights from Osaka to Boston from $457

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 6/1. 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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Find the cheapest flights from Osaka to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
5:35 pm - 11:05 pm
KIX
-
BOS
42h 30m
1 stop
Cathay Pacific Logo
1:45 am - 12:55 pm
BOS
-
KIX
22h 10m
1 stop
$977Cathay Pacific
Tue, Jun 2 - Fri, Aug 28
Cathay Pacific Logo
4:15 pm - 11:05 pm
KIX
-
BOS
43h 50m
2 stops
Cathay Pacific Logo
1:45 am - 3:10 pm
BOS
-
KIX
24h 25m
1 stop
$993Cathay Pacific
Tue, Jun 2 - Fri, Aug 28
Air Canada Logo
6:00 pm - 9:45 am
KIX
-
BOS
28h 45m
2 stops
Air Canada Logo
5:45 am - 4:25 pm
BOS
-
KIX
21h 40m
2 stops
$1,166Air Canada
Sat, Jun 13 - Wed, Jul 1
Air Canada Logo
6:00 pm - 9:45 am
KIX
-
BOS
28h 45m
2 stops
Air Canada Logo
5:45 am - 4:25 pm
BOS
-
KIX
21h 40m
2 stops
$1,168Air Canada
Sat, Jun 13 - Wed, Jul 1
Multiple Airlines Logo
9:00 pm - 4:40 pm
KIX
-
BOS
56h 40m
2 stops
Multiple Airlines Logo
6:40 pm - 12:45 pm
BOS
-
KIX
29h 05m
2 stops
$1,177Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
1:30 pm - 11:13 pm
ITM
-
BOS
22h 43m
2 stops
American Airlines Logo
7:00 am - 7:50 pm
BOS
-
ITM
23h 50m
2 stops
$1,505American Airlines
Wed, Apr 1 - Wed, Apr 8
Japan Airlines Logo
2:35 pm - 6:15 pm
ITM
-
BOS
16h 40m
1 stop
Japan Airlines Logo
5:45 pm - 8:30 am
BOS
-
ITM
25h 45m
2 stops
$1,537Japan Airlines
Tue, Jun 2 - Sat, Aug 29
American Airlines Logo
1:30 pm - 11:01 pm
ITM
-
BOS
22h 31m
2 stops
American Airlines Logo
8:35 pm - 8:30 am
BOS
-
ITM
22h 55m
2 stops
$1,576American Airlines
Tue, Jun 2 - Sat, Aug 29
Japan Airlines Logo
2:35 pm - 6:10 pm
ITM
-
BOS
16h 35m
1 stop
Japan Airlines Logo
6:00 am - 5:35 pm
BOS
-
ITM
22h 35m
2 stops
$1,652Japan Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
2:20 pm - 11:01 pm
ITM
-
BOS
21h 41m
2 stops
Multiple Airlines Logo
7:00 am - 7:50 pm
BOS
-
ITM
23h 50m
2 stops
$1,658Multiple Airlines
Tue, Jun 2 - Sat, Aug 29

Cathay Pacific flights from Osaka to Boston

Our best Cathay Pacific deals on Osaka to Boston flight tickets
Cathay Pacific
Jun 2
KIX5:35 pmOsaka Kansai Intl
42h 30m
1 stop
BOS11:05 pmBoston Logan Intl
Aug 28
BOS1:45 amBoston Logan Intl
22h 10m
1 stop
KIX12:55 pmOsaka Kansai Intl
$977
Cathay Pacific
Jun 2
KIX9:05 amOsaka Kansai Intl
27h 00m
1 stop
BOS11:05 pmBoston Logan Intl
Aug 28
BOS1:45 amBoston Logan Intl
24h 25m
1 stop
KIX3:10 pmOsaka Kansai Intl
$979
Cathay Pacific
Jun 2
KIX4:15 pmOsaka Kansai Intl
43h 50m
2 stops
BOS11:05 pmBoston Logan Intl
Aug 28
BOS1:45 amBoston Logan Intl
24h 25m
1 stop
KIX3:10 pmOsaka Kansai Intl
$993

Japan Airlines flights from Osaka to Boston

Our best Japan Airlines deals on Osaka to Boston flight tickets
Japan Airlines
Jun 2
ITM2:35 pmOsaka Itami
16h 40m
1 stop
BOS6:15 pmBoston Logan Intl
Aug 29
BOS5:45 pmBoston Logan Intl
25h 45m
2 stops
ITM8:30 amOsaka Itami
$1,537
Japan Airlines
Jun 2
ITM2:35 pmOsaka Itami
16h 40m
1 stop
BOS6:15 pmBoston Logan Intl
Aug 29
BOS5:45 pmBoston Logan Intl
25h 45m
2 stops
ITM8:30 amOsaka Itami
$1,539
Japan Airlines
Apr 1
ITM2:35 pmOsaka Itami
16h 35m
1 stop
BOS6:10 pmBoston Logan Intl
Apr 8
BOS6:00 amBoston Logan Intl
22h 35m
2 stops
ITM5:35 pmOsaka Itami
$1,652

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 February 17, 2026.
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

Tue 6/2

5:35 pm-11:05 pm

1 stop42h 30m

Boston Logan Intl

Fri 8/28

1:45 am-12:55 pm

1 stop22h 10m

$977

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

4:15 pm-11:05 pm

2 stops43h 50m

Boston Logan Intl

Fri 8/28

1:45 am-3:10 pm

1 stop24h 25m

$993

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 6/13

6:00 pm-9:45 am

2 stops28h 45m

Boston Logan Intl

Wed 7/1

5:45 am-4:25 pm

2 stops21h 40m

$1,166

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 6/13

6:00 pm-9:45 am

2 stops28h 45m

Boston Logan Intl

Wed 7/1

5:45 am-4:25 pm

2 stops21h 40m

$1,168

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Wed 4/1

9:00 pm-4:40 pm

2 stops56h 40m

Boston Logan Intl

Wed 4/8

6:40 pm-12:45 pm

2 stops29h 05m

$1,177

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Wed 4/1

1:30 pm-11:13 pm

2 stops22h 43m

Boston Logan Intl

Wed 4/8

7:00 am-7:50 pm

2 stops23h 50m

$1,505

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

2:35 pm-6:15 pm

1 stop16h 40m

Boston Logan Intl

Sat 8/29

5:45 pm-8:30 am

2 stops25h 45m

$1,537

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

1:30 pm-11:01 pm

2 stops22h 31m

Boston Logan Intl

Sat 8/29

8:35 pm-8:30 am

2 stops22h 55m

$1,576

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Wed 4/1

2:35 pm-6:10 pm

1 stop16h 35m

Boston Logan Intl

Wed 4/8

6:00 am-5:35 pm

2 stops22h 35m

$1,652

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

2:20 pm-11:01 pm

2 stops21h 41m

Boston Logan Intl

Sat 8/29

7:00 am-7:50 pm

2 stops23h 50m

$1,658

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on Osaka to Boston flights?

You could potentially save up to 45% on your flight if you consider stops on a Osaka to Boston flight.

How have Osaka to Boston flight prices changed over time?

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

Fastest flight time

16h 35m

Direct flights

None
The fastest flight from Osaka to Boston takes 16h 35m
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 35m, 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
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Everett

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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