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Cheap flights from Massachusetts to Osaka from $430

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Osaka departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hainan Airlines Logo
6:40 pm - 12:45 pm
BOS
-
KIX
29h 05m
2 stops
Hainan Airlines Logo
2:20 pm - 4:40 pm
KIX
-
BOS
39h 20m
1 stop
$873Hainan Airlines
Wed, May 6 - Sat, May 16
ANA Logo
6:00 am - 4:40 pm
BOS
-
KIX
20h 40m
1 stop
ANA Logo
6:35 pm - 12:49 am
KIX
-
BOS
20h 14m
1 stop
$976ANA
Thu, Feb 19 - Thu, Feb 26
United Airlines Logo
6:00 am - 4:40 pm
BOS
-
KIX
20h 40m
1 stop
United Airlines Logo
6:35 pm - 11:57 pm
KIX
-
BOS
19h 22m
2 stops
$980United Airlines
Thu, Feb 19 - Thu, Feb 26
United Airlines Logo
6:00 am - 4:40 pm
BOS
-
KIX
20h 40m
1 stop
United Airlines Logo
6:35 pm - 7:58 am
KIX
-
BOS
27h 23m
1 stop
$1,030United Airlines
Thu, Feb 19 - Thu, Feb 26
Multiple Airlines Logo
4:35 pm - 7:25 pm
BOS
-
KIX
36h 50m
2 stops
Multiple Airlines Logo
8:00 am - 12:12 pm
KIX
-
BOS
42h 12m
2 stops
$1,034Multiple Airlines
Thu, Feb 19 - Wed, Feb 25
Multiple Airlines Logo
6:40 pm - 12:45 pm
BOS
-
KIX
29h 05m
2 stops
Multiple Airlines Logo
12:10 pm - 4:58 pm
KIX
-
BOS
41h 48m
3 stops
$1,049Multiple Airlines
Wed, Apr 15 - Mon, Apr 27
Japan Airlines Logo
6:45 am - 9:15 am
BDL
-
KIX
37h 30m
2 stops
Japan Airlines Logo
9:15 pm - 10:16 pm
KIX
-
BDL
38h 01m
2 stops
$1,098Japan Airlines
Tue, Apr 14 - Sun, Apr 26
Japan Airlines Logo
6:45 am - 10:00 pm
BDL
-
KIX
26h 15m
2 stops
Japan Airlines Logo
2:50 pm - 10:20 pm
KIX
-
BDL
44h 30m
2 stops
$1,217Japan Airlines
Fri, May 1 - Sat, Jun 6
Qatar Airways Logo
1:44 pm - 9:05 pm
ORH
-
KIX
42h 21m
3 stops
Qatar Airways Logo
6:55 pm - 1:19 pm
KIX
-
ORH
31h 24m
2 stops
$3,314Qatar Airways
Tue, Mar 17 - Mon, Mar 30
Qatar Airways Logo
1:44 pm - 8:35 am
ORH
-
KIX
53h 51m
3 stops
Qatar Airways Logo
6:55 pm - 2:14 pm
KIX
-
ORH
32h 19m
2 stops
$3,359Qatar Airways
Tue, Mar 31 - Tue, Apr 14

ANA flights from Massachusetts to Osaka Kansai Intl Airport

Our best ANA deals on Massachusetts to Osaka Kansai Intl Airport flight tickets
ANA
Feb 19
BOS6:00 amBoston Logan Intl
20h 40m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 26
KIX6:35 pmOsaka Kansai Intl
20h 14m
1 stop
BOS12:49 amBoston Logan Intl
$976
ANA
Feb 19
BOS6:00 amBoston Logan Intl
20h 40m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 26
KIX6:45 amOsaka Kansai Intl
27h 11m
2 stops
BOS7:56 pmBoston Logan Intl
$1,020
ANA
Feb 19
BOS5:35 amBoston Logan Intl
23h 50m
2 stops
KIX7:25 pmOsaka Kansai Intl
Feb 26
KIX6:45 amOsaka Kansai Intl
26h 23m
2 stops
BOS7:08 pmBoston Logan Intl
$1,038

United Airlines flights from Massachusetts to Osaka Kansai Intl Airport

Our best United Airlines deals on Massachusetts to Osaka Kansai Intl Airport flight tickets
United Airlines
Feb 19
BOS6:00 amBoston Logan Intl
20h 40m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 26
KIX6:35 pmOsaka Kansai Intl
19h 22m
2 stops
BOS11:57 pmBoston Logan Intl
$980
United Airlines
Feb 19
BOS6:00 amBoston Logan Intl
20h 40m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 26
KIX6:35 pmOsaka Kansai Intl
20h 14m
1 stop
BOS12:49 amBoston Logan Intl
$1,030
United Airlines
Aug 2
BOS5:45 amBoston Logan Intl
25h 05m
2 stops
KIX7:50 pmOsaka Kansai Intl
Aug 18
KIX4:55 pmOsaka Kansai Intl
27h 23m
2 stops
BOS7:18 amBoston Logan Intl
$1,182

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts to Osaka Kansai Intl Airport 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 4, 2026.
Use the filters below to find and compare flights from Massachusetts to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 5/6

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Sat 5/16

2:20 pm-4:40 pm

1 stop39h 20m

$873

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Thu 2/19

6:00 am-4:40 pm

1 stop20h 40m

Osaka Kansai Intl

Thu 2/26

6:35 pm-12:49 am

1 stop20h 14m

$976

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Thu 2/19

6:00 am-4:40 pm

1 stop20h 40m

Osaka Kansai Intl

Thu 2/26

6:35 pm-11:57 pm

2 stops19h 22m

$980

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Thu 2/19

6:00 am-4:40 pm

1 stop20h 40m

Osaka Kansai Intl

Thu 2/26

6:35 pm-7:58 am

1 stop27h 23m

$1,030

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Thu 2/19

4:35 pm-7:25 pm

2 stops36h 50m

Osaka Kansai Intl

Wed 2/25

8:00 am-12:12 pm

2 stops42h 12m

$1,034

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 4/15

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Mon 4/27

12:10 pm-4:58 pm

3 stops41h 48m

$1,049

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

Tue 4/14

6:45 am-9:15 am

2 stops37h 30m

Osaka Kansai Intl

Sun 4/26

9:15 pm-10:16 pm

2 stops38h 01m

$1,098

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

Fri 5/1

6:45 am-10:00 pm

2 stops26h 15m

Osaka Kansai Intl

Sat 6/6

2:50 pm-10:20 pm

2 stops44h 30m

$1,217

WorcesterOsaka

ORH - KIX

ORHKIX

Worcester

Tue 3/17

1:44 pm-9:05 pm

3 stops42h 21m

Osaka Kansai Intl

Mon 3/30

6:55 pm-1:19 pm

2 stops31h 24m

$3,314

WorcesterOsaka

ORH - KIX

ORHKIX

Worcester

Tue 3/31

1:44 pm-8:35 am

3 stops53h 51m

Osaka Kansai Intl

Tue 4/14

6:55 pm-2:14 pm

2 stops32h 19m

$3,359

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 Osaka from

How to get the cheapest flight ticket from Massachusetts to Osaka Kansai Intl Airport

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 cheapest month to fly to Osaka Kansai Intl Airport?

In general, February is the cheapest month to fly from Massachusetts to Osaka Kansai Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $998. If you aren’t able to travel during the month of February, then book flights to Osaka Kansai Intl Airport from Massachusetts during September instead. Flights to Osaka Kansai Intl Airport in September, while not as cheap as those in February, still average around $1,033.

Can stopping save me money on Massachusetts to Osaka Kansai Intl Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Massachusetts to Osaka Kansai Intl Airport flight.

Cheap Massachusetts to Osaka Kansai Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Osaka Kansai Intl Airport

Fastest flight time

22h 10m

Direct flights

None
The fastest flight from Massachusetts to Osaka Kansai Intl Airport takes 22h 10m
There are no direct flights from Massachusetts to Osaka Kansai Intl Airport. There are no popular flight routes from Massachusetts to Osaka Kansai Intl Airport.
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Osaka Kansai Intl Airport?

    Prices for flights from Massachusetts to Osaka Kansai Intl Airport refresh daily.

  • How many operators does momondo search for flights from Massachusetts to Osaka Kansai Intl Airport?

  • How old do you have to be to fly from Massachusetts to Osaka Kansai Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The travel and health documents required for your trip to Osaka Kansai Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka Kansai Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Massachusetts to Osaka Kansai Intl Airport

Compare and see reviews for airlines that fly from Massachusetts to Osaka Kansai Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $787Free CancellationRating
7.1
10,688 reviews
Search Air Canada flights
Cathay PacificPriceFrom $909Free CancellationRating
7.6
1,159 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $979Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
ANAPriceFrom $979Free CancellationRating
8.4
1,086 reviews
Search ANA flights
Japan AirlinesPriceFrom $1,239Free CancellationRating
8.3
1,697 reviews
Search Japan Airlines flights

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Himeji
Izumisano
Nishinomiya

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Massachusetts to Osaka. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Osaka from Massachusetts with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Osaka from Massachusetts.

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

If you are not ready to book a flight from Massachusetts to Osaka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Osaka and let you know when they change.

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