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Cheap flights from Buffalo to Osaka from $1,651

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 5/12. 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
0 bags

Find the cheapest flights from Buffalo to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 8:35 am
BUF
-
KIX
36h 35m
2 stops
Multiple Airlines Logo
7:35 am - 10:32 pm
KIX
-
BUF
27h 57m
2 stops
$1,651Multiple Airlines
Di, Mai 12 - Di, Mai 19
Etihad Airways Logo
10:50 am - 11:50 am
BUF
-
KIX
36h 00m
2 stops
Etihad Airways Logo
6:40 pm - 11:03 pm
KIX
-
BUF
41h 23m
2 stops
$1,660Etihad Airways
Mi, Jun 3 - Mi, Jun 10
Multiple Airlines Logo
11:02 am - 9:00 am
BUF
-
KIX
32h 58m
3 stops
Multiple Airlines Logo
12:15 am - 9:27 pm
KIX
-
BUF
34h 12m
2 stops
$1,666Multiple Airlines
Di, Mai 12 - Mo, Mai 18
Multiple Airlines Logo
8:00 pm - 9:35 pm
BUF
-
KIX
36h 35m
2 stops
Multiple Airlines Logo
10:30 am - 8:00 am
KIX
-
BUF
34h 30m
2 stops
$1,704Multiple Airlines
Sa, Jun 6 - Sa, Jun 13
Etihad Airways Logo
9:22 pm - 11:50 am
BUF
-
KIX
49h 28m
2 stops
Etihad Airways Logo
6:40 pm - 12:05 am
KIX
-
BUF
42h 25m
2 stops
$1,758Etihad Airways
Fr, Jul 24 - So, Aug 2
Air Canada Logo
5:52 pm - 4:25 pm
BUF
-
KIX
33h 33m
2 stops
Air Canada Logo
6:00 pm - 9:49 am
KIX
-
BUF
28h 49m
2 stops
$1,840Air Canada
So, Sep 20 - Mi, Sep 23
Multiple Airlines Logo
8:00 pm - 9:35 pm
BUF
-
KIX
36h 35m
2 stops
Multiple Airlines Logo
10:30 am - 8:00 am
KIX
-
BUF
34h 30m
2 stops
$1,842Multiple Airlines
Do, Jun 4 - Do, Jun 11
Multiple Airlines Logo
7:55 pm - 7:20 pm
BUF
-
KIX
34h 25m
2 stops
Multiple Airlines Logo
10:30 am - 8:58 am
KIX
-
BUF
35h 28m
2 stops
$1,851Multiple Airlines
Mi, Mai 20 - Mi, Mai 27
Multiple Airlines Logo
6:05 am - 9:35 pm
BUF
-
KIX
26h 30m
2 stops
Multiple Airlines Logo
12:15 am - 11:59 pm
KIX
-
BUF
36h 44m
2 stops
$1,858Multiple Airlines
Mi, Mai 27 - Sa, Jun 6
Air Canada Logo
7:00 am - 4:25 pm
BUF
-
KIX
44h 25m
2 stops
Air Canada Logo
6:00 pm - 9:49 am
KIX
-
BUF
28h 49m
2 stops
$1,908Air Canada
So, Sep 20 - Mi, Sep 23

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Qatar Airways flights from Buffalo to Osaka Kansai Intl Airport

Our best Qatar Airways deals on Buffalo to Osaka Kansai Intl Airport flight tickets
Qatar Airways
May 12
BUF7:55 pmBuffalo
53h 05m
3 stops
KIX2:00 pmOsaka Kansai Intl
May 19
KIX2:50 pmOsaka Kansai Intl
43h 37m
3 stops
BUF9:27 pmBuffalo
$3,019
Qatar Airways
Jun 3
BUF2:41 pmBuffalo
50h 14m
3 stops
KIX5:55 amOsaka Kansai Intl
Jun 10
KIX2:50 pmOsaka Kansai Intl
46h 25m
3 stops
BUF12:15 amBuffalo
$3,435
Qatar Airways
Jun 6
BUF8:00 pmBuffalo
44h 55m
3 stops
KIX5:55 amOsaka Kansai Intl
Jun 13
KIX2:50 pmOsaka Kansai Intl
46h 25m
3 stops
BUF12:15 amBuffalo
$3,451

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
May 17
BUF8:37 amBuffalo
41h 13m
2 stops
KIX2:50 pmOsaka Kansai Intl
Aug 19
KIX4:55 pmOsaka Kansai Intl
29h 19m
2 stops
BUF9:14 amBuffalo
$2,012
United Airlines
May 17
BUF11:02 amBuffalo
38h 48m
3 stops
KIX2:50 pmOsaka Kansai Intl
Aug 19
KIX4:55 pmOsaka Kansai Intl
29h 19m
2 stops
BUF9:14 amBuffalo
$2,019
United Airlines
Sep 20
BUF10:25 amBuffalo
39h 25m
2 stops
KIX2:50 pmOsaka Kansai Intl
Sep 23
KIX4:55 pmOsaka Kansai Intl
29h 52m
2 stops
BUF9:47 amBuffalo
$2,038

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 April 23, 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

Di 5/12

7:00 am-8:35 am

2 stops36h 35m

Osaka Kansai Intl

Di 5/19

7:35 am-10:32 pm

2 stops27h 57m

$1,651

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Mi 6/3

10:50 am-11:50 am

2 stops36h 00m

Osaka Kansai Intl

Mi 6/10

6:40 pm-11:03 pm

2 stops41h 23m

$1,660

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Di 5/12

11:02 am-9:00 am

3 stops32h 58m

Osaka Kansai Intl

Mo 5/18

12:15 am-9:27 pm

2 stops34h 12m

$1,666

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sa 6/6

8:00 pm-9:35 pm

2 stops36h 35m

Osaka Kansai Intl

Sa 6/13

10:30 am-8:00 am

2 stops34h 30m

$1,704

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fr 7/24

9:22 pm-11:50 am

2 stops49h 28m

Osaka Kansai Intl

So 8/2

6:40 pm-12:05 am

2 stops42h 25m

$1,758
Quickest round-trip

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

So 9/20

5:52 pm-4:25 pm

2 stops33h 33m

Osaka Kansai Intl

Mi 9/23

6:00 pm-9:49 am

2 stops28h 49m

$1,840

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Do 6/4

8:00 pm-9:35 pm

2 stops36h 35m

Osaka Kansai Intl

Do 6/11

10:30 am-8:00 am

2 stops34h 30m

$1,842

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Mi 5/20

7:55 pm-7:20 pm

2 stops34h 25m

Osaka Kansai Intl

Mi 5/27

10:30 am-8:58 am

2 stops35h 28m

$1,851

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Mi 5/27

6:05 am-9:35 pm

2 stops26h 30m

Osaka Kansai Intl

Sa 6/6

12:15 am-11:59 pm

2 stops36h 44m

$1,858

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

So 9/20

7:00 am-4:25 pm

2 stops44h 25m

Osaka Kansai Intl

Mi 9/23

6:00 pm-9:49 am

2 stops28h 49m

$1,908

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

36h 00m

Direct flights

None
The fastest flight from Buffalo to Osaka Kansai Intl Airport takes 36h 00m
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. 36h 00m 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.

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

  • How do I get Price Alerts for flights from Buffalo to Osaka Kansai Intl Airport?

    Search flight deals from Buffalo to Osaka Kansai Intl Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Buffalo to Osaka Kansai Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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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