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Cheap flights from Osaka to Boston from $458

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 3/16. 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
9:45 am - 11:05 pm
KIX
-
BOS
26h 20m
1 stop
Cathay Pacific Logo
1:45 am - 12:55 pm
BOS
-
KIX
22h 10m
1 stop
$1,009Cathay Pacific
Tue, Jun 2 - Fri, Aug 28
Cathay Pacific Logo
9:45 am - 11:05 pm
KIX
-
BOS
26h 20m
1 stop
Cathay Pacific Logo
1:45 am - 6:40 am
BOS
-
KIX
39h 55m
1 stop
$1,011Cathay Pacific
Tue, Jun 2 - Fri, Aug 28
Cathay Pacific Logo
9:05 am - 11:05 pm
KIX
-
BOS
27h 00m
1 stop
Cathay Pacific Logo
1:45 am - 2:50 pm
BOS
-
KIX
24h 05m
2 stops
$1,025Cathay Pacific
Tue, Jun 2 - Fri, Aug 28
Multiple Airlines Logo
7:05 pm - 7:41 am
KIX
-
BOS
25h 36m
2 stops
Multiple Airlines Logo
6:32 pm - 12:00 pm
BOS
-
KIX
28h 28m
2 stops
$1,054Multiple Airlines
Tue, Jun 2 - Sat, Aug 29
Multiple Airlines Logo
7:05 pm - 7:33 am
KIX
-
BOS
25h 28m
2 stops
Multiple Airlines Logo
6:32 pm - 12:00 pm
BOS
-
KIX
28h 28m
2 stops
$1,080Multiple Airlines
Tue, Jun 2 - Sat, Aug 29
Air Canada Logo
2:00 pm - 9:27 pm
ITM
-
BOS
20h 27m
2 stops
Air Canada Logo
5:50 am - 6:55 pm
BOS
-
ITM
24h 05m
2 stops
$1,365Air Canada
Tue, May 26 - Tue, Jun 2
Air Canada Logo
12:55 pm - 9:45 am
ITM
-
BOS
33h 50m
2 stops
Air Canada Logo
3:40 pm - 6:55 pm
BOS
-
ITM
38h 15m
2 stops
$1,372Air Canada
Tue, May 26 - Mon, Jun 1
American Airlines Logo
1:30 pm - 11:01 pm
ITM
-
BOS
22h 31m
2 stops
American Airlines Logo
1:35 pm - 7:50 pm
BOS
-
ITM
17h 15m
1 stop
$1,570American Airlines
Thu, Jun 25 - Thu, Jul 9
Japan Airlines Logo
11:25 am - 6:15 pm
ITM
-
BOS
19h 50m
1 stop
Japan Airlines Logo
1:15 pm - 7:50 pm
BOS
-
ITM
17h 35m
1 stop
$1,619Japan Airlines
Thu, Jun 25 - Thu, Jul 9
American Airlines Logo
8:25 am - 4:35 pm
ITM
-
BOS
21h 10m
2 stops
American Airlines Logo
1:35 pm - 7:50 pm
BOS
-
ITM
17h 15m
1 stop
$1,630American 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
KIX9:45 amOsaka Kansai Intl
26h 20m
1 stop
BOS11:05 pmBoston Logan Intl
Aug 28
BOS1:45 amBoston Logan Intl
22h 10m
1 stop
KIX12:55 pmOsaka Kansai Intl
$1,009
Cathay Pacific
Jun 2
KIX9:45 amOsaka Kansai Intl
26h 20m
1 stop
BOS11:05 pmBoston Logan Intl
Aug 28
BOS1:45 amBoston Logan Intl
39h 55m
1 stop
KIX6:40 amOsaka Kansai Intl
$1,011
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 05m
2 stops
KIX2:50 pmOsaka Kansai Intl
$1,025

United Airlines flights from Osaka to Boston

Our best United Airlines deals on Osaka to Boston flight tickets
United Airlines
Jun 2
ITM12:50 pmOsaka Itami
24h 08m
3 stops
BOS11:58 pmBoston Logan Intl
Aug 29
BOS6:00 amBoston Logan Intl
22h 05m
2 stops
ITM5:05 pmOsaka Itami
$1,806
United Airlines
Jun 2
ITM12:50 pmOsaka Itami
24h 08m
3 stops
BOS11:58 pmBoston Logan Intl
Aug 29
BOS6:00 amBoston Logan Intl
22h 05m
2 stops
ITM5:05 pmOsaka Itami
$1,811
United Airlines
May 26
ITM12:55 pmOsaka Itami
41h 09m
3 stops
BOS5:04 pmBoston Logan Intl
Jun 1
BOS6:00 amBoston Logan Intl
22h 05m
2 stops
ITM5:05 pmOsaka Itami
$1,837

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 8, 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

9:45 am-11:05 pm

1 stop26h 20m

Boston Logan Intl

Fri 8/28

1:45 am-12:55 pm

1 stop22h 10m

$1,009

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

9:45 am-11:05 pm

1 stop26h 20m

Boston Logan Intl

Fri 8/28

1:45 am-6:40 am

1 stop39h 55m

$1,011

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

9:05 am-11:05 pm

1 stop27h 00m

Boston Logan Intl

Fri 8/28

1:45 am-2:50 pm

2 stops24h 05m

$1,025

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

7:05 pm-7:41 am

2 stops25h 36m

Boston Logan Intl

Sat 8/29

6:32 pm-12:00 pm

2 stops28h 28m

$1,054

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

7:05 pm-7:33 am

2 stops25h 28m

Boston Logan Intl

Sat 8/29

6:32 pm-12:00 pm

2 stops28h 28m

$1,080

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 5/26

2:00 pm-9:27 pm

2 stops20h 27m

Boston Logan Intl

Tue 6/2

5:50 am-6:55 pm

2 stops24h 05m

$1,365

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 5/26

12:55 pm-9:45 am

2 stops33h 50m

Boston Logan Intl

Mon 6/1

3:40 pm-6:55 pm

2 stops38h 15m

$1,372

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Thu 6/25

1:30 pm-11:01 pm

2 stops22h 31m

Boston Logan Intl

Thu 7/9

1:35 pm-7:50 pm

1 stop17h 15m

$1,570

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Thu 6/25

11:25 am-6:15 pm

1 stop19h 50m

Boston Logan Intl

Thu 7/9

1:15 pm-7:50 pm

1 stop17h 35m

$1,619

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

8:25 am-4:35 pm

2 stops21h 10m

Boston Logan Intl

Sat 8/29

1:35 pm-7:50 pm

1 stop17h 15m

$1,630

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

20h 27m

Direct flights

None
The fastest flight from Osaka to Boston takes 20h 27m
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 20h 27m, 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
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Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

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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