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Kansai Intl

$1,107+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — KIX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$1,029
(United Airlines)
From Buffalo to Osaka Kansai Intl
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Find flight deals from Buffalo to Kansai Intl

Cheapest flights from Buffalo to Kansai Intl
Explore the most affordable flight options available from Buffalo to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1910:55 amBUF - KIX
2 stops19h 35mUnited Airlines
Wed 11/56:35 pmKIX - BUF
2 stops18h 17mUnited Airlines
Deal found 9/11$1,107
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/197:07 amBUF - KIX
2 stops23h 23mUnited Airlines
Sun 11/98:20 amKIX - BUF
2 stops26h 40mUnited Airlines
Deal found 9/10$1,131
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:00 pmBUF - KIX
2 stops35h 40mUnited Airlines
Thu 12/256:35 pmKIX - BUF
2 stops29h 16mUnited Airlines
Deal found 9/9$1,158
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amBUF - KIX
2 stops23h 25mUnited Airlines
Thu 12/256:35 pmKIX - BUF
2 stops29h 16mUnited Airlines
Deal found 9/9$1,165
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/2410:28 amBUF - KIX
2 stops20h 02mUnited Airlines
Fri 10/318:20 amKIX - BUF
2 stops27h 38mUnited Airlines
Deal found 9/8$1,181
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:10 amBUF - KIX
2 stops40h 30mUnited Airlines
Fri 12/268:20 amKIX - BUF
2 stops26h 57mUnited Airlines
Deal found 9/9$1,265
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amBUF - KIX
2 stops23h 25mUnited Airlines
Fri 12/268:20 amKIX - BUF
2 stops26h 57mUnited Airlines
Deal found 9/9$1,272
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amBUF - KIX
2 stops23h 25mUnited Airlines
Thu 12/256:35 pmKIX - BUF
2 stops29h 16mUnited Airlines
Deal found 9/9$1,299

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 September 11, 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

Sun 10/19

10:55 am-7:30 pm

2 stops19h 35m

Osaka Kansai Intl

Wed 11/5

6:35 pm-10:52 pm

2 stops18h 17m

$1,107

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 10/19

7:07 am-7:30 pm

2 stops23h 23m

Osaka Kansai Intl

Sun 11/9

8:20 am-9:00 pm

2 stops26h 40m

$1,131

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fri 10/24

10:28 am-7:30 pm

2 stops20h 02m

Osaka Kansai Intl

Fri 10/31

8:20 am-10:58 pm

2 stops27h 38m

$1,181

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 10/4

1:14 pm-4:25 pm

2 stops38h 11m

Osaka Kansai Intl

Wed 10/8

6:05 pm-9:13 pm

2 stops40h 08m

$1,571

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 10/4

1:57 pm-2:50 pm

2 stops35h 53m

Osaka Kansai Intl

Wed 10/8

4:50 pm-9:37 am

2 stops29h 47m

$1,812

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 10/23

6:14 am-6:45 pm

2 stops23h 31m

Osaka Kansai Intl

Fri 10/24

9:10 pm-4:50 pm

2 stops32h 40m

$2,307

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 10/19

3:55 pm-4:10 pm

3 stops35h 15m

Osaka Kansai Intl

Wed 11/5

4:50 pm-8:34 pm

3 stops41h 44m

$2,553

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 19h 35m. Buffalo and Osaka Kansai Intl Airport are separated by a distance of 6672 mi.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Buffalo to Osaka Kansai Intl Airport (average of $866). Flying from Buffalo to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,310). 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 Osaka Kansai Intl Airport?

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

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