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Kansai Intl

$859+ Cheap flights from Buffalo (BUF) to Kansai Intl (KIX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — KIX
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Buffalo to Kansai Intl

Best flights from Buffalo to Kansai Intl
Discover carefully curated flight deals from Buffalo to Kansai Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Gotogate deal was found by Cheapflights users on 12/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/241:59 pmBUF - KIX
2 stops41h 51mANA
Sat 1/315:35 pmKIX - BUF
2 stops40h 54mANA
Deal found 12/10$859
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 1/241:59 pmBUF - KIX
2 stops39h 26mUnited Airlines
Sat 1/316:35 pmKIX - BUF
3 stops39h 54mUnited Airlines
Deal found 12/10$960
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:20 pmBUF - KIX
2 stops26h 50mMultiple Airlines
Wed 5/131:10 pmKIX - BUF
2 stops32h 50mMultiple Airlines
Deal found 12/10$1,242
This Korean Air deal was found by Cheapflights users on 12/9. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/297:00 amBUF - KIX
2 stops39h 50mKorean Air
Mon 2/22:00 pmKIX - BUF
2 stops38h 58mKorean Air
Deal found 12/9$1,379
This Turkish Airlines deal was found by Cheapflights users on 12/11. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/297:45 pmBUF - KIX
2 stops57h 20mTurkish Airlines
Mon 2/210:30 pmKIX - BUF
2 stops39h 17mTurkish Airlines
Deal found 12/11$1,694
This Trip.com deal was found by Cheapflights users on 12/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/247:00 amBUF - KIX
3 stops48h 25mSingapore Airlines
Sat 1/3110:05 amKIX - BUF
3 stops51h 42mSingapore Airlines
Deal found 12/10$2,121
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 1/292:49 pmBUF - KIX
2 stops35h 51mUnited Airlines
Mon 2/28:20 amKIX - BUF
3 stops50h 09mUnited Airlines
Deal found 12/10$1,387

Find flight deals from Buffalo to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Kansai Intl (KIX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$859
(Gotogate)
Provider with most accurate pricing for Buffalo-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Osaka (OSA) flights.
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From Buffalo to Osaka Kansai Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 December 12, 2025.
Use the filters below to find and compare flights from Buffalo to Osaka Kansai Intl Airport that are best for you.

Fly from

Buffalo

Fly to

Kansai Intl

Route

Depart

Return

Price

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 1/24

1:59 pm-9:50 pm

2 stops41h 51m

Osaka Kansai Intl

Sat 1/31

5:35 pm-8:29 pm

2 stops40h 54m

$859

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 1/24

1:59 pm-7:25 pm

2 stops39h 26m

Osaka Kansai Intl

Sat 1/31

6:35 pm-8:29 pm

3 stops39h 54m

$960

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Mon 5/11

6:20 pm-10:10 am

2 stops26h 50m

Osaka Kansai Intl

Wed 5/13

1:10 pm-9:00 am

2 stops32h 50m

$1,242

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 1/29

7:00 am-12:50 pm

2 stops39h 50m

Osaka Kansai Intl

Mon 2/2

2:00 pm-2:58 pm

2 stops38h 58m

$1,379

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 1/29

2:49 pm-4:40 pm

2 stops35h 51m

Osaka Kansai Intl

Mon 2/2

8:20 am-8:29 pm

3 stops50h 09m

$1,387

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 1/29

7:45 pm-7:05 pm

2 stops57h 20m

Osaka Kansai Intl

Mon 2/2

10:30 pm-11:47 pm

2 stops39h 17m

$1,694

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 1/24

7:00 am-9:25 pm

3 stops48h 25m

Osaka Kansai Intl

Sat 1/31

10:05 am-11:47 pm

3 stops51h 42m

$2,121

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

6:05 am-8:25 am

2 stops37h 20m

$1,390

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

5:29 pm-11:55 am

2 stops29h 26m

$1,576

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 5/21

7:00 am-7:30 pm

2 stops23h 30m

$3,689

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 13 results
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Best time to book a flight from Buffalo to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Buffalo 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.

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 airport do you fly from for flights from Buffalo to Osaka Kansai Intl?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Osaka Kansai Intl. You should not have trouble finding flights to Osaka Kansai Intl from Buffalo; the airport handles an average of 0 outbound flights to Osaka Kansai Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Buffalo airport to Osaka Kansai Intl. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

  • How long is the flight from Buffalo to Osaka Kansai Intl Airport?

    Departing from Buffalo to Osaka Kansai Intl Airport will take you 39h 26m. Buffalo and Osaka Kansai Intl Airport are separated by a distance of 6672 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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.

See more FAQs

Traveling to a place near Osaka Kansai Intl Airport?

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

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