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Cheap flights from Massachusetts to Osaka from $475

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 9/11. 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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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 - 12:35 pm
BOS
-
KIX
27h 55m
1 stop
Hainan Airlines Logo
2:35 pm - 4:20 pm
KIX
-
BOS
39h 45m
1 stop
$920Hainan Airlines
Wed, Nov 4 - Sat, Nov 28
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
$957Hainan Airlines
Wed, Sep 2 - Sat, Sep 12
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
$958Hainan Airlines
Wed, Sep 2 - Sat, Sep 19
Hainan Airlines Logo
6:40 pm - 12:45 pm
BOS
-
KIX
29h 05m
2 stops
Hainan Airlines Logo
2:35 pm - 4:20 pm
KIX
-
BOS
39h 45m
1 stop
$968Hainan Airlines
Wed, Oct 21 - Sat, Nov 7
China Eastern Logo
6:30 am - 12:10 pm
BOS
-
KIX
40h 40m
2 stops
China Eastern Logo
2:20 pm - 11:51 pm
KIX
-
BOS
47h 31m
2 stops
$1,212China Eastern
Tue, Oct 20 - Wed, Nov 11
Multiple Airlines Logo
6:40 pm - 12:45 pm
BOS
-
KIX
29h 05m
2 stops
Multiple Airlines Logo
7:45 am - 8:44 am
KIX
-
BOS
37h 59m
3 stops
$1,222Multiple Airlines
Fri, Sep 11 - Sat, Sep 26
Cathay Pacific Logo
1:45 am - 6:40 am
BOS
-
KIX
39h 55m
1 stop
Cathay Pacific Logo
9:45 am - 11:05 pm
KIX
-
BOS
26h 20m
1 stop
$1,234Cathay Pacific
Sun, Oct 11 - Wed, Oct 21
Cathay Pacific Logo
1:45 am - 9:15 pm
BOS
-
KIX
30h 30m
1 stop
Cathay Pacific Logo
9:05 am - 11:05 pm
KIX
-
BOS
27h 00m
1 stop
$1,237Cathay Pacific
Mon, Aug 31 - Tue, Sep 15
United Airlines Logo
4:50 pm - 2:50 pm
BDL
-
KIX
33h 00m
2 stops
United Airlines Logo
4:55 pm - 10:38 am
KIX
-
BDL
30h 43m
2 stops
$1,324United Airlines
Sun, Aug 30 - Thu, Sep 3
United Airlines Logo
7:57 pm - 2:50 pm
BDL
-
KIX
29h 53m
2 stops
United Airlines Logo
4:55 pm - 9:37 am
KIX
-
BDL
29h 42m
2 stops
$1,812United Airlines
Sun, Aug 30 - Thu, Sep 3

China Eastern flights from Massachusetts to Osaka Kansai Intl Airport

Our best China Eastern deals on Massachusetts to Osaka Kansai Intl Airport flight tickets
China Eastern
Sep 1
BOS6:30 amBoston Logan Intl
41h 50m
2 stops
KIX1:20 pmOsaka Kansai Intl
Sep 15
KIX7:00 pmOsaka Kansai Intl
41h 58m
2 stops
BOS11:58 pmBoston Logan Intl
$1,212
China Eastern
Sep 2
BOS6:30 amBoston Logan Intl
40h 40m
2 stops
KIX12:10 pmOsaka Kansai Intl
Sep 16
KIX9:30 amOsaka Kansai Intl
27h 28m
2 stops
BOS11:58 pmBoston Logan Intl
$1,248
China Eastern
Aug 30
BOS6:15 amBoston Logan Intl
42h 05m
2 stops
KIX1:20 pmOsaka Kansai Intl
Sep 14
KIX9:30 amOsaka Kansai Intl
24h 41m
2 stops
BOS9:11 pmBoston Logan Intl
$1,251

ANA flights from Massachusetts to Osaka Kansai Intl Airport

Our best ANA deals on Massachusetts to Osaka Kansai Intl Airport flight tickets
ANA
Oct 16
BDL6:15 amHartford Bradley Intl
26h 35m
2 stops
KIX9:50 pmOsaka Kansai Intl
Oct 27
KIX7:05 amOsaka Kansai Intl
19h 56m
2 stops
BDL2:01 pmHartford Bradley Intl
$2,068
ANA
Oct 17
BDL7:50 pmHartford Bradley Intl
30h 00m
2 stops
KIX2:50 pmOsaka Kansai Intl
Oct 27
KIX8:20 amOsaka Kansai Intl
26h 02m
2 stops
BDL9:22 pmHartford Bradley Intl
$2,157
ANA
Jul 11
BDL12:12 pmHartford Bradley Intl
44h 38m
2 stops
KIX9:50 pmOsaka Kansai Intl
Jul 25
KIX9:20 amOsaka Kansai Intl
25h 13m
2 stops
BDL9:33 pmHartford Bradley Intl
$2,264

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 May 14, 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

Cheapest round-trip

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 11/4

6:40 pm-12:35 pm

1 stop27h 55m

Osaka Kansai Intl

Sat 11/28

2:35 pm-4:20 pm

1 stop39h 45m

$920

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 9/2

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Sat 9/12

2:20 pm-4:40 pm

1 stop39h 20m

$957

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 9/2

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Sat 9/19

2:20 pm-4:40 pm

1 stop39h 20m

$958

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 10/21

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Sat 11/7

2:35 pm-4:20 pm

1 stop39h 45m

$968

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Tue 10/20

6:30 am-12:10 pm

2 stops40h 40m

Osaka Kansai Intl

Wed 11/11

2:20 pm-11:51 pm

2 stops47h 31m

$1,212

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Fri 9/11

6:40 pm-12:45 pm

2 stops29h 05m

Osaka Kansai Intl

Sat 9/26

7:45 am-8:44 am

3 stops37h 59m

$1,222

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 10/11

1:45 am-6:40 am

1 stop39h 55m

Osaka Kansai Intl

Wed 10/21

9:45 am-11:05 pm

1 stop26h 20m

$1,234
Quickest round-trip

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 8/31

1:45 am-9:15 pm

1 stop30h 30m

Osaka Kansai Intl

Tue 9/15

9:05 am-11:05 pm

1 stop27h 00m

$1,237

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

Sun 8/30

4:50 pm-2:50 pm

2 stops33h 00m

Osaka Kansai Intl

Thu 9/3

4:55 pm-10:38 am

2 stops30h 43m

$1,324

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

Sun 8/30

7:57 pm-2:50 pm

2 stops29h 53m

Osaka Kansai Intl

Thu 9/3

4:55 pm-9:37 am

2 stops29h 42m

$1,812

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, November 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 $762. If you aren’t able to travel during the month of November, 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 November, still average around $787.

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

You could potentially save up to 29% 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

23h 26m

Direct flights

None
The fastest flight from Massachusetts to Osaka Kansai Intl Airport takes 23h 26m
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

Frequently asked questions about flying from Massachusetts to Osaka Kansai Intl Airport

  • 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
11,030 reviews
Search Air Canada flights
ANAPriceFrom $796Free CancellationRating
8.3
1,208 reviews
Search ANA flights
Cathay PacificPriceFrom $833Free CancellationRating
7.6
1,329 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $979Free CancellationRating
7.4
9,711 reviews
Search United Airlines flights

Traveling to a place near Osaka?

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