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Kansai Intl

$1,464+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — KIX
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This oojo deal was found by Cheapflights users on 1/27. 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.
Wed 1/287:00 am
BUF
-
KIX
2 stops46h 05m
Turkish Airlines
Mon 2/210:30 pm
KIX
-
BUF
2 stops39h 17m
Turkish Airlines
Deal found 1/27$1,464
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/195:27 pm
BUF
-
KIX
2 stops33h 13m
United Airlines
Mon 2/236:35 pm
KIX
-
BUF
2 stops38h 31m
United Airlines
Deal found 1/26$1,735
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/137:30 pm
BUF
-
KIX
2 stops56h 10m
United Airlines
Fri 3/206:35 pm
KIX
-
BUF
2 stops32h 39m
United Airlines
Deal found 1/27$1,918
This Expedia deal was found by Cheapflights users on 1/27. 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.
Fri 3/137:58 pm
BUF
-
KIX
3 stops29h 57m
Multiple Airlines
Fri 3/2011:55 am
KIX
-
BUF
2 stops40h 19m
Multiple Airlines
Deal found 1/27$2,634
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 1/286:00 am
BUF
-
KIX
2 stops23h 25m
United Airlines
Mon 2/28:20 am
KIX
-
BUF
3 stops50h 09m
United Airlines
Deal found 1/27$2,990
This Singapore Airlines deal was found by Cheapflights users on 1/25. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:15 pm
BUF
-
KIX
3 stops34h 15m
Singapore Airlines
Mon 2/234:50 pm
KIX
-
BUF
3 stops39h 45m
Singapore Airlines
Deal found 1/25$3,192

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,735
(United Airlines)
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 January 28, 2026.
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

Thu 2/19

7:21 pm-4:40 pm

2 stops31h 19m

Osaka Kansai Intl

Mon 2/23

6:35 pm-2:13 pm

2 stops33h 38m

$1,735

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fri 3/13

7:30 pm-4:40 pm

2 stops56h 10m

Osaka Kansai Intl

Fri 3/20

6:35 pm-2:14 pm

2 stops32h 39m

$1,918

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fri 3/13

7:58 pm-2:55 pm

3 stops29h 57m

Osaka Kansai Intl

Fri 3/20

11:55 am-3:14 pm

2 stops40h 19m

$2,634

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 2/19

3:15 pm-3:30 pm

3 stops34h 15m

Osaka Kansai Intl

Mon 2/23

4:50 pm-6:35 pm

3 stops39h 45m

$3,192

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

5:29 pm-9:55 am

2 stops27h 26m

$1,836

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 31h 19m. 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.

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
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Izumisano
Himeji

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