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Cheap flights from Buffalo to Osaka from $906

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Osaka departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Buffalo to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:30 am - 2:50 pm
BUF
-
KIX
39h 20m
2 stops
United Airlines Logo
4:55 pm - 10:46 pm
KIX
-
BUF
18h 51m
2 stops
$906United Airlines
Tue, Sep 1 - Wed, Sep 30
United Airlines Logo
7:52 pm - 2:50 pm
BUF
-
KIX
29h 58m
2 stops
United Airlines Logo
9:20 am - 7:03 pm
KIX
-
BUF
22h 43m
2 stops
$1,480United Airlines
Sat, Jul 18 - Sat, Jul 25
United Airlines Logo
5:58 pm - 2:50 pm
BUF
-
KIX
31h 52m
2 stops
United Airlines Logo
4:55 pm - 10:37 pm
KIX
-
BUF
18h 42m
2 stops
$1,514United Airlines
Thu, Aug 27 - Mon, Aug 31
Japan Airlines Logo
8:20 pm - 6:45 pm
BUF
-
KIX
33h 25m
1 stop
Japan Airlines Logo
7:35 am - 11:43 pm
KIX
-
BUF
29h 08m
2 stops
$1,555Japan Airlines
Sat, Jul 18 - Sat, Jul 25
Japan Airlines Logo
8:20 pm - 6:45 pm
BUF
-
KIX
33h 25m
1 stop
Japan Airlines Logo
2:45 pm - 12:13 am
KIX
-
BUF
22h 28m
2 stops
$1,574Japan Airlines
Sat, Jul 18 - Sat, Jul 25
Japan Airlines Logo
8:20 pm - 6:45 pm
BUF
-
KIX
33h 25m
1 stop
Japan Airlines Logo
6:40 am - 7:06 pm
KIX
-
BUF
25h 26m
2 stops
$1,575Japan Airlines
Sat, Jul 18 - Sat, Jul 25
United Airlines Logo
7:52 pm - 2:50 pm
BUF
-
KIX
29h 58m
2 stops
United Airlines Logo
9:20 am - 10:59 pm
KIX
-
BUF
26h 39m
2 stops
$1,625United Airlines
Wed, Jul 22 - Wed, Jul 29
Multiple Airlines Logo
4:38 pm - 2:50 pm
BUF
-
KIX
33h 12m
3 stops
Multiple Airlines Logo
5:35 pm - 3:35 pm
KIX
-
BUF
35h 00m
2 stops
$1,757Multiple Airlines
Tue, Sep 1 - Wed, Sep 30
Etihad Airways Logo
4:02 pm - 11:50 am
BUF
-
KIX
54h 48m
2 stops
Etihad Airways Logo
6:40 pm - 12:13 am
KIX
-
BUF
42h 33m
2 stops
$1,867Etihad Airways
Sun, Jul 26 - Sun, Aug 2
Multiple Airlines Logo
8:27 pm - 6:45 pm
BUF
-
KIX
33h 18m
1 stop
Multiple Airlines Logo
6:55 pm - 7:52 am
KIX
-
BUF
49h 57m
2 stops
$1,946Multiple Airlines
Sun, Jul 26 - Sun, Aug 2

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United Airlines flights from Buffalo to Osaka Kansai Intl Airport

Our best United Airlines deals on Buffalo to Osaka Kansai Intl Airport flight tickets
United Airlines
Sep 1
BUF10:30 amBuffalo
39h 20m
2 stops
KIX2:50 pmOsaka Kansai Intl
Sep 30
KIX4:55 pmOsaka Kansai Intl
18h 51m
2 stops
BUF10:46 pmBuffalo
$906
United Airlines
Jul 18
BUF7:52 pmBuffalo
29h 58m
2 stops
KIX2:50 pmOsaka Kansai Intl
Jul 25
KIX9:20 amOsaka Kansai Intl
22h 43m
2 stops
BUF7:03 pmBuffalo
$1,480
United Airlines
Aug 27
BUF5:58 pmBuffalo
31h 52m
2 stops
KIX2:50 pmOsaka Kansai Intl
Aug 31
KIX4:55 pmOsaka Kansai Intl
18h 42m
2 stops
BUF10:37 pmBuffalo
$1,514

Japan Airlines flights from Buffalo to Osaka Kansai Intl Airport

Our best Japan Airlines deals on Buffalo to Osaka Kansai Intl Airport flight tickets
Japan Airlines
Jul 18
BUF8:20 pmBuffalo
33h 25m
1 stop
KIX6:45 pmOsaka Kansai Intl
Jul 25
KIX7:35 amOsaka Kansai Intl
29h 08m
2 stops
BUF11:43 pmBuffalo
$1,555
Japan Airlines
Jul 18
BUF8:20 pmBuffalo
33h 25m
1 stop
KIX6:45 pmOsaka Kansai Intl
Jul 25
KIX2:45 pmOsaka Kansai Intl
22h 28m
2 stops
BUF12:13 amBuffalo
$1,574
Japan Airlines
Jul 18
BUF8:20 pmBuffalo
33h 25m
1 stop
KIX6:45 pmOsaka Kansai Intl
Jul 25
KIX6:40 amOsaka Kansai Intl
25h 26m
2 stops
BUF7:06 pmBuffalo
$1,575

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo 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 June 12, 2026.
Use the filters below to find and compare flights from Buffalo to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Tue 9/1

10:30 am-2:50 pm

2 stops39h 20m

Osaka Kansai Intl

Wed 9/30

4:55 pm-10:46 pm

2 stops18h 51m

$906

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 7/18

7:52 pm-2:50 pm

2 stops29h 58m

Osaka Kansai Intl

Sat 7/25

9:20 am-7:03 pm

2 stops22h 43m

$1,480
Quickest round-trip

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 8/27

5:58 pm-2:50 pm

2 stops31h 52m

Osaka Kansai Intl

Mon 8/31

4:55 pm-10:37 pm

2 stops18h 42m

$1,514

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 7/18

8:20 pm-6:45 pm

1 stop33h 25m

Osaka Kansai Intl

Sat 7/25

7:35 am-11:43 pm

2 stops29h 08m

$1,555

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 7/18

8:20 pm-6:45 pm

1 stop33h 25m

Osaka Kansai Intl

Sat 7/25

2:45 pm-12:13 am

2 stops22h 28m

$1,574

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 7/18

8:20 pm-6:45 pm

1 stop33h 25m

Osaka Kansai Intl

Sat 7/25

6:40 am-7:06 pm

2 stops25h 26m

$1,575

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 7/22

7:52 pm-2:50 pm

2 stops29h 58m

Osaka Kansai Intl

Wed 7/29

9:20 am-10:59 pm

2 stops26h 39m

$1,625

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Tue 9/1

4:38 pm-2:50 pm

3 stops33h 12m

Osaka Kansai Intl

Wed 9/30

5:35 pm-3:35 pm

2 stops35h 00m

$1,757

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 7/26

4:02 pm-11:50 am

2 stops54h 48m

Osaka Kansai Intl

Sun 8/2

6:40 pm-12:13 am

2 stops42h 33m

$1,867

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 7/26

8:27 pm-6:45 pm

1 stop33h 18m

Osaka Kansai Intl

Sun 8/2

6:55 pm-7:52 am

2 stops49h 57m

$1,946

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Buffalo 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 airline that flies from Buffalo to Osaka Kansai Intl?

Lufthansa is the most popular carrier operating from Buffalo to Osaka Kansai Intl

When to book flights from Buffalo to Osaka Kansai Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Osaka Kansai Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Osaka Kansai Intl Airport (BUF to KIX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Osaka Kansai Intl Airport

Fastest flight time

31h 46m

Direct flights

None
The fastest flight from Buffalo to Osaka Kansai Intl Airport takes 31h 46m
There are no direct flights from Buffalo to Osaka Kansai Intl Airport. There are no popular flight routes from Buffalo to Osaka Kansai Intl Airport.
Search flight deals

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

  • How far is Buffalo to Osaka Kansai Intl by plane?

    There are 6672.3 mi between Buffalo and Osaka Kansai Intl. 31h 46m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Buffalo Airport to Osaka Kansai Intl Airport?

    Prices for flights from Buffalo Airport to Osaka Kansai Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Buffalo Airport to Osaka Kansai Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The required travel and health documents for your Osaka Kansai Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka Kansai Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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 Buffalo to Osaka?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Osaka for you.

Can I find flights from Buffalo to Osaka with flexible booking policies on momondo?

Yes. All flights to Osaka from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo 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 Buffalo.

I’m not ready to book a flight from Buffalo to Osaka right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Buffalo to Osaka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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