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Kansai Intl

$488+ Cheap flights from Massachusetts to Kansai Intl (KIX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KIX
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
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Cheap flight deals from Massachusetts to Kansai Intl

Keep the following information in mind while searching for Massachusetts to Kansai Intl flight deals. Data was last updated junio 18, 2025.

Round-trip from

$788
(FlightHub)

One-way from

$488
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$1,433
From Massachusetts to Osaka Kansai Intl
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One-way flight from Massachusetts to Osaka Kansai Intl
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Highest demand for flights based on searches. 3% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Massachusetts to Kansai Intl

Cheapest flights from Massachusetts to Kansai Intl
Explore the most affordable flight options available from Massachusetts to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 18, 2025.

This Air Canada deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:00 amBOS - KIX
2 stops21h 25mAir Canada
jue. 11/207:10 pmKIX - BOS
2 stops33h 28mAir Canada
Deal found 6/17$765
This Air Canada deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/195:17 pmBOS - KIX
3 stops58h 18mMultiple Airlines
sáb. 11/297:10 pmKIX - BOS
2 stops28h 28mMultiple Airlines
Deal found 6/16$873
This oojo deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/211:40 amBOS - KIX
1 stop22h 20mCathay Pacific
jue. 11/209:25 amKIX - BOS
1 stop26h 35mCathay Pacific
Deal found 6/17$941
This Alaska Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/318:00 amBOS - KIX
1 stop21h 45mAlaska Airlines
dom. 11/238:45 pmKIX - BOS
1 stop24h 00mAlaska Airlines
Deal found 6/15$1,065
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/116:00 amBOS - KIX
1 stop20h 35mANA
jue. 11/277:10 amKIX - BOS
2 stops19h 34mANA
Deal found 6/16$1,103
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/216:02 amBOS - KIX
1 stop19h 48mUnited Airlines
mié. 10/14:50 pmKIX - BOS
1 stop20h 07mUnited Airlines
Deal found 6/17$1,131
This FlightHub deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/266:00 amBDL - KIX
2 stops27h 20mANA
sáb. 11/87:10 amKIX - BDL
2 stops28h 28mANA
Deal found 6/17$1,398
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/266:00 amBDL - KIX
3 stops24h 25mMultiple Airlines
sáb. 11/88:25 amKIX - BDL
2 stops24h 26mMultiple Airlines
Deal found 6/17$1,416
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:55 pmBDL - KIX
2 stops31h 40mUnited Airlines
lun. 11/106:30 pmKIX - BDL
2 stops19h 00mUnited Airlines
Deal found 6/16$1,437
This Qatar Airways deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/93:29 pmORH - KIX
2 stops36h 56mQatar Airways
lun. 7/286:55 pmKIX - ORH
2 stops33h 09mQatar Airways
Deal found 6/16$2,785
This AranGrant deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:06 pmBDL - KIX
2 stops31h 09mJapan Airlines
dom. 10/263:00 pmKIX - BDL
2 stops39h 26mJapan Airlines
Deal found 6/17$8,534

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts to Kansai Intl 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, Cheapflights users made 2,558,603 searches. Data last updated junio 18, 2025.
Use the filters below to find and compare flights from Massachusetts to Osaka Kansai Intl Airport that are best for you.

Fly from

Massachusetts

Fly to

Kansai Intl

Route

Depart

Return

Price

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

dom. 8/31

6:40 pm-4:25 pm

2 stops32h 45m

Osaka Kansai Intl

sáb. 11/22

7:10 pm-9:38 am

2 stops28h 28m

$788

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

mar. 9/16

1:40 am-1:00 pm

1 stop22h 20m

Osaka Kansai Intl

mar. 9/30

10:00 am-11:00 pm

1 stop26h 00m

$1,033

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

dom. 8/31

8:00 am-6:45 pm

1 stop21h 45m

Osaka Kansai Intl

dom. 11/23

8:45 pm-6:45 am

1 stop24h 00m

$1,065

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

dom. 7/6

5:50 am-9:50 pm

3 stops27h 00m

Osaka Kansai Intl

sáb. 7/12

11:50 am-9:55 am

3 stops35h 05m

$1,123

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

dom. 9/7

6:02 am-2:50 pm

1 stop19h 48m

Osaka Kansai Intl

sáb. 9/13

4:50 pm-11:56 pm

1 stop20h 06m

$1,130

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

mar. 9/16

6:02 am-2:50 pm

1 stop19h 48m

Osaka Kansai Intl

sáb. 9/27

4:50 pm-11:57 pm

1 stop20h 07m

$1,161

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

vie. 8/29

6:05 am-9:00 pm

2 stops25h 55m

Osaka Kansai Intl

dom. 11/23

2:00 pm-7:25 am

2 stops31h 25m

$1,387

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

dom. 10/26

6:00 am-10:20 pm

2 stops27h 20m

Osaka Kansai Intl

sáb. 11/8

7:10 am-9:38 pm

2 stops28h 28m

$1,398

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

dom. 10/26

6:00 am-7:25 pm

3 stops24h 25m

Osaka Kansai Intl

sáb. 11/8

8:25 am-6:51 pm

2 stops24h 26m

$1,416

HartfordOsaka

BDL - KIX

BDLKIX

Hartford Bradley Intl

sáb. 11/1

7:55 pm-4:35 pm

2 stops31h 40m

Osaka Kansai Intl

lun. 11/10

6:30 pm-11:30 pm

2 stops19h 00m

$1,437

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 19 results
1
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Best time to book a flight from Massachusetts to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Massachusetts with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Osaka Kansai Intl Airport

What is the cheapest month to book a flight from Massachusetts to Osaka Kansai Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Massachusetts to Osaka Kansai Intl Airport (average of $887). Flying from Massachusetts to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MA to KIX?

Find hourly flight availability from Massachusetts to Kansai Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 18, 2025.

When flying from Massachusetts to Osaka Kansai Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Kansai Intl by month

Plan your trip to Kansai Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka Kansai Intl Airport ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka Kansai Intl Airport when rainfall is around 1.6 in.

Temperature in Kansai Intl by month

Plan your trip to Kansai Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka Kansai Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Kansai Intl

Get insights into the airlines that provide service to Kansai Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kansai Intl. Reviews last updated junio 18, 2025.
Read through reviews of airlines operating flights from Massachusetts to Osaka, such as Korean Air, Japan Airlines and ANA. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,090 reviews
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Japan Airlines
8.3
Very good
1,494 reviews
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
ANA
8.3
Very good
886 reviews
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Alaska Airlines
8.0
Very good
10,000 reviews
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Cathay Pacific
7.5
Good
894 reviews
Korean Air
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Kansai Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Massachusetts to Osaka Kansai Intl Airport one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $488. However, be on the lookout for offers from Etihad Airways and ANA, as they are both options that can get you from Massachusetts to Osaka Kansai Intl Airport for a low price.

  • What are the most popular routes from Massachusetts to Osaka Kansai Intl Airport?

    Most travelers choose Boston Logan Intl - Osaka Kansai Intl, Hartford Bradley Intl - Osaka Kansai Intl or Worcester - Osaka Kansai Intl when deciding on the best route from Massachusetts to Osaka Kansai Intl Airport.

  • Can I find deals for flights from Massachusetts to Kansai Intl that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Kansai Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Kansai Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Kansai Intl.

  • Can I find deals for business class flights from Massachusetts to Kansai Intl?

    Yes. Cheapflights offers flight deals from Massachusetts to Kansai Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Osaka Kansai Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Massachusetts to Osaka Kansai Intl Airport (average of $887). Flying from Massachusetts to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Massachusetts?

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

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Alternative routes for Massachusetts to Kansai Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Massachusetts to Kansai Intl

Discover the top 6 airlines that operate flights from Massachusetts to Kansai Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$807Average$925FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$867Average$1,125FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$929Average$1,430FlexibilityNo cancel feeOn-time67%
ANACheapest$979Average$1,303FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$1,056Average$1,443FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,239Average$1,290FlexibilityNo cancel feeOn-time79%

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