Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Buffalo to Osaka from $1,145

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 3/4. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Buffalo to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 8:55 pm
BUF
-
KIX
24h 55m
2 stops
Multiple Airlines Logo
7:25 pm - 8:53 pm
KIX
-
BUF
38h 28m
2 stops
$1,145Multiple Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
6:00 am - 7:25 pm
BUF
-
KIX
23h 25m
2 stops
United Airlines Logo
8:20 am - 8:46 pm
KIX
-
BUF
25h 26m
2 stops
$1,147United Airlines
Tue, Mar 3 - Tue, Mar 10
ANA Logo
7:00 am - 10:20 pm
BUF
-
KIX
25h 20m
2 stops
ANA Logo
6:45 am - 8:46 pm
KIX
-
BUF
27h 01m
2 stops
$1,163ANA
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
1:51 pm - 2:55 pm
BUF
-
KIX
35h 04m
3 stops
Multiple Airlines Logo
7:05 pm - 9:27 am
KIX
-
BUF
27h 22m
2 stops
$1,217Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
2:54 pm - 2:50 pm
BUF
-
KIX
58h 56m
2 stops
United Airlines Logo
4:55 pm - 5:10 pm
KIX
-
BUF
37h 15m
2 stops
$1,280United Airlines
Fri, Apr 10 - Mon, Apr 20
Japan Airlines Logo
6:00 am - 10:15 pm
BUF
-
KIX
26h 15m
2 stops
Japan Airlines Logo
7:00 am - 4:23 pm
KIX
-
BUF
22h 23m
2 stops
$1,321Japan Airlines
Thu, Mar 5 - Thu, Mar 12
United Airlines Logo
6:07 am - 7:25 pm
BUF
-
KIX
23h 18m
2 stops
United Airlines Logo
8:20 am - 10:42 pm
KIX
-
BUF
28h 22m
2 stops
$1,322United Airlines
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
6:00 am - 7:30 pm
BUF
-
KIX
24h 30m
2 stops
United Airlines Logo
8:30 am - 10:37 pm
KIX
-
BUF
27h 07m
2 stops
$1,678United Airlines
Thu, Jun 4 - Sun, Jul 26
Etihad Airways Logo
9:00 am - 11:50 am
BUF
-
KIX
37h 50m
2 stops
Etihad Airways Logo
6:40 pm - 9:15 pm
KIX
-
BUF
39h 35m
2 stops
$1,693Etihad Airways
Wed, Apr 8 - Tue, Apr 21
United Airlines Logo
10:00 am - 4:40 pm
BUF
-
KIX
40h 40m
2 stops
United Airlines Logo
6:35 pm - 10:59 pm
KIX
-
BUF
18h 24m
2 stops
$1,735United Airlines
Thu, Feb 19 - Mon, Feb 23

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
Mar 3
BUF6:00 amBuffalo
23h 25m
2 stops
KIX7:25 pmOsaka Kansai Intl
Mar 10
KIX8:20 amOsaka Kansai Intl
25h 26m
2 stops
BUF8:46 pmBuffalo
$1,147
United Airlines
Apr 10
BUF2:54 pmBuffalo
58h 56m
2 stops
KIX2:50 pmOsaka Kansai Intl
Apr 20
KIX4:55 pmOsaka Kansai Intl
37h 15m
2 stops
BUF5:10 pmBuffalo
$1,280
United Airlines
Mar 1
BUF6:07 amBuffalo
23h 18m
2 stops
KIX7:25 pmOsaka Kansai Intl
Mar 8
KIX8:20 amOsaka Kansai Intl
28h 22m
2 stops
BUF10:42 pmBuffalo
$1,322

Singapore Airlines flights from Buffalo to Osaka Kansai Intl Airport

Our best Singapore Airlines deals on Buffalo to Osaka Kansai Intl Airport flight tickets
Singapore Airlines
Jun 4
BUF12:25 pmBuffalo
44h 10m
3 stops
KIX9:35 pmOsaka Kansai Intl
Jul 26
KIX5:25 pmOsaka Kansai Intl
43h 30m
3 stops
BUF11:55 pmBuffalo
$1,900
Singapore Airlines
Mar 3
BUF10:30 amBuffalo
56h 05m
3 stops
KIX8:35 amOsaka Kansai Intl
Mar 10
KIX4:50 pmOsaka Kansai Intl
38h 45m
3 stops
BUF6:35 pmBuffalo
$2,023
Singapore Airlines
Mar 4
BUF10:30 amBuffalo
39h 00m
3 stops
KIX3:30 pmOsaka Kansai Intl
Mar 11
KIX4:50 pmOsaka Kansai Intl
41h 03m
3 stops
BUF8:53 pmBuffalo
$2,176

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 January 19, 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

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/4

6:00 am-8:55 pm

2 stops24h 55m

Osaka Kansai Intl

Wed 3/11

7:25 pm-8:53 pm

2 stops38h 28m

$1,145

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Tue 3/3

6:00 am-7:25 pm

2 stops23h 25m

Osaka Kansai Intl

Tue 3/10

8:20 am-8:46 pm

2 stops25h 26m

$1,147

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/4

7:00 am-10:20 pm

2 stops25h 20m

Osaka Kansai Intl

Wed 3/11

6:45 am-8:46 pm

2 stops27h 01m

$1,163

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Tue 3/3

1:51 pm-2:55 pm

3 stops35h 04m

Osaka Kansai Intl

Tue 3/10

7:05 pm-9:27 am

2 stops27h 22m

$1,217

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fri 4/10

2:54 pm-2:50 pm

2 stops58h 56m

Osaka Kansai Intl

Mon 4/20

4:55 pm-5:10 pm

2 stops37h 15m

$1,280

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 3/5

6:00 am-10:15 pm

2 stops26h 15m

Osaka Kansai Intl

Thu 3/12

7:00 am-4:23 pm

2 stops22h 23m

$1,321

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 3/1

6:07 am-7:25 pm

2 stops23h 18m

Osaka Kansai Intl

Sun 3/8

8:20 am-10:42 pm

2 stops28h 22m

$1,322

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 6/4

6:00 am-7:30 pm

2 stops24h 30m

Osaka Kansai Intl

Sun 7/26

8:30 am-10:37 pm

2 stops27h 07m

$1,678

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 4/8

9:00 am-11:50 am

2 stops37h 50m

Osaka Kansai Intl

Tue 4/21

6:40 pm-9:15 pm

2 stops39h 35m

$1,693

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 2/19

10:00 am-4:40 pm

2 stops40h 40m

Osaka Kansai Intl

Mon 2/23

6:35 pm-10:59 pm

2 stops18h 24m

$1,735

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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?

ANA and United Airlines are the most popular carriers 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

24h 55m

Direct flights

None
The fastest flight from Buffalo to Osaka Kansai Intl Airport takes 24h 55m
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

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

    There are 6672.3 mi between Buffalo and Osaka Kansai Intl. 24h 55m 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
Nara
Himeji
Izumisano
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.

An easier way to manage your Osaka Kansai Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 2/18
Wed 2/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Osaka

Popular cities in Japan

Popular flights according to clicks in the last 7 days on momondo
Flights to Tokyo Haneda Airportfrom $501
Flights to Tokyo Narita Airportfrom $376
Flights to Osaka Itami Airportfrom $517
Flights to Nagoya Chubu Centrair Intl Airportfrom $525