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Cheap flights from Buffalo to Osaka from $1,151

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 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Buffalo to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Japan Airlines Logo
6:09 am - 8:30 pm
BUF
-
ITM
25h 21m
2 stops
Japan Airlines Logo
10:15 am - 5:30 pm
ITM
-
BUF
20h 15m
2 stops
$1,151Japan Airlines
Sun, Apr 5 - Thu, Apr 16
Multiple Airlines Logo
8:59 pm - 8:35 am
BUF
-
KIX
22h 36m
2 stops
Multiple Airlines Logo
6:45 am - 5:30 pm
KIX
-
BUF
23h 45m
2 stops
$1,207Multiple Airlines
Sun, Apr 5 - Thu, Apr 16
Multiple Airlines Logo
7:57 pm - 11:50 am
BUF
-
KIX
50h 53m
2 stops
Multiple Airlines Logo
2:15 am - 7:13 pm
KIX
-
BUF
29h 58m
2 stops
$2,089Multiple Airlines
Sat, Mar 28 - Fri, Apr 3
Delta Logo
7:00 am - 8:45 pm
BUF
-
KIX
24h 45m
2 stops
Delta Logo
6:20 pm - 7:16 pm
KIX
-
BUF
37h 56m
2 stops
$2,292Delta
Wed, Mar 25 - Wed, Apr 1
Japan Airlines Logo
6:06 am - 7:50 pm
BUF
-
ITM
24h 44m
2 stops
Japan Airlines Logo
8:30 am - 4:23 pm
ITM
-
BUF
20h 53m
2 stops
$2,292Japan Airlines
Wed, Mar 25 - Wed, Apr 1
ANA Logo
1:52 pm - 1:10 pm
BUF
-
ITM
34h 18m
2 stops
ANA Logo
7:30 am - 8:43 pm
ITM
-
BUF
26h 13m
2 stops
$2,384ANA
Fri, Mar 27 - Fri, Apr 3
ANA Logo
1:52 pm - 8:40 am
BUF
-
KIX
29h 48m
2 stops
ANA Logo
7:00 am - 8:43 pm
KIX
-
BUF
26h 43m
2 stops
$2,387ANA
Fri, Mar 27 - Fri, Apr 3
ANA Logo
1:52 pm - 7:25 am
BUF
-
ITM
28h 33m
2 stops
ANA Logo
8:00 am - 1:13 pm
ITM
-
BUF
18h 13m
2 stops
$2,413ANA
Sat, Mar 28 - Sat, Apr 4
Delta Logo
3:56 pm - 11:20 am
BUF
-
KIX
30h 24m
2 stops
Delta Logo
6:20 pm - 7:16 pm
KIX
-
BUF
37h 56m
2 stops
$2,642Delta
Sat, Mar 28 - Sat, Apr 4
United Airlines Logo
7:00 am - 7:50 pm
BUF
-
KIX
47h 50m
3 stops
United Airlines Logo
9:20 am - 10:00 am
KIX
-
BUF
61h 40m
2 stops
$2,838United Airlines
Sat, Mar 28 - Sat, Apr 4

Japan Airlines flights from Buffalo to Osaka

Our best Japan Airlines deals on Buffalo to Osaka flight tickets
Japan Airlines
Apr 5
BUF6:09 amBuffalo
25h 21m
2 stops
ITM8:30 pmOsaka Itami
Apr 16
ITM10:15 amOsaka Itami
20h 15m
2 stops
BUF5:30 pmBuffalo
$1,151
Japan Airlines
Mar 25
BUF6:06 amBuffalo
24h 44m
2 stops
ITM7:50 pmOsaka Itami
Apr 1
ITM8:30 amOsaka Itami
20h 53m
2 stops
BUF4:23 pmBuffalo
$2,292
Japan Airlines
Feb 19
BUF12:31 pmBuffalo
35h 44m
2 stops
KIX2:15 pmOsaka Kansai Intl
Feb 23
KIX3:00 pmOsaka Kansai Intl
46h 40m
2 stops
BUF11:40 pmBuffalo
$2,543

Singapore Airlines flights from Buffalo to Osaka

Our best Singapore Airlines deals on Buffalo to Osaka flight tickets
Singapore Airlines
Feb 19
BUF3:15 pmBuffalo
34h 15m
3 stops
KIX3:30 pmOsaka Kansai Intl
Feb 23
KIX4:50 pmOsaka Kansai Intl
39h 45m
3 stops
BUF6:35 pmBuffalo
$3,462
Singapore Airlines
Feb 19
BUF3:15 pmBuffalo
34h 15m
3 stops
KIX3:30 pmOsaka Kansai Intl
Feb 23
KIX4:50 pmOsaka Kansai Intl
39h 45m
3 stops
BUF6:35 pmBuffalo
$3,463

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Osaka 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 February 11, 2026.
Use the filters below to find and compare flights from Buffalo to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Sun 4/5

6:09 am-8:30 pm

2 stops25h 21m

Osaka Itami

Thu 4/16

10:15 am-5:30 pm

2 stops20h 15m

$1,151

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sun 4/5

8:59 pm-8:35 am

2 stops22h 36m

Osaka Kansai Intl

Thu 4/16

6:45 am-5:30 pm

2 stops23h 45m

$1,207

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 3/28

7:57 pm-11:50 am

2 stops50h 53m

Osaka Kansai Intl

Fri 4/3

2:15 am-7:13 pm

2 stops29h 58m

$2,089

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

7:00 am-8:45 pm

2 stops24h 45m

Osaka Kansai Intl

Wed 4/1

6:20 pm-7:16 pm

2 stops37h 56m

$2,292

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Wed 3/25

6:06 am-7:50 pm

2 stops24h 44m

Osaka Itami

Wed 4/1

8:30 am-4:23 pm

2 stops20h 53m

$2,292

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Fri 3/27

1:52 pm-1:10 pm

2 stops34h 18m

Osaka Itami

Fri 4/3

7:30 am-8:43 pm

2 stops26h 13m

$2,384

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Fri 3/27

1:52 pm-8:40 am

2 stops29h 48m

Osaka Kansai Intl

Fri 4/3

7:00 am-8:43 pm

2 stops26h 43m

$2,387

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Sat 3/28

1:52 pm-7:25 am

2 stops28h 33m

Osaka Itami

Sat 4/4

8:00 am-1:13 pm

2 stops18h 13m

$2,413

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 3/28

3:56 pm-11:20 am

2 stops30h 24m

Osaka Kansai Intl

Sat 4/4

6:20 pm-7:16 pm

2 stops37h 56m

$2,642

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 3/28

7:00 am-7:50 pm

3 stops47h 50m

Osaka Kansai Intl

Sat 4/4

9:20 am-10:00 am

2 stops61h 40m

$2,838

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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

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?

Japan Airlines and Air France are the most popular carriers operating from Buffalo to Osaka

When to book flights from Buffalo to Osaka

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

Cheap Buffalo to Osaka (BUF to OSA) flight deals and tips

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

Fastest flight time

22h 03m

Direct flights

None
The fastest flight from Buffalo to Osaka takes 22h 03m
There are no direct flights from Buffalo to Osaka. There are no popular flight routes from Buffalo to Osaka.
Search flight deals

  • How far is Buffalo to Osaka by plane?

    There are 6650.9 mi between Buffalo and Osaka. 22h 03m is a normal flight duration for this route.

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

    Prices for flights from Buffalo Airport to Osaka are updated daily.

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

    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.

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

    The necessary travel and health documents for your Osaka trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
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?

All flight searches from Buffalo to Osaka on momondo can be filtered to show those which offer flexible booking policies.

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?

Yes. momondo can track prices for Buffalo to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka
Osaka Itami Airport
Osaka Kansai Intl Airport