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$1,677+ Cheap flights from Buffalo (BUF) to Osaka (OSA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — OSA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Buffalo to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Osaka (OSA). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,752
(Gotogate)

One-way from

$1,677
(FlightHub)
Provider with most accurate pricing for Buffalo-Osaka (OSA) flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Osaka (OSA) flights.
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From Buffalo to Osaka (OSA)
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One-way flight from Buffalo to Osaka (OSA)
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Find flight deals from Buffalo to Osaka

Cheapest flights from Buffalo to Osaka
Explore the most affordable flight options available from Buffalo to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:50 pmBUF - KIX
2 stops42h 00mANA
Sat 12/209:10 pmKIX - BUF
2 stops30h 14mANA
Deal found 10/29$1,752
This Japan Airlines deal was found by Cheapflights users on 10/29. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:40 amBUF - ITM
2 stops35h 00mJapan Airlines
Sun 11/92:40 pmITM - BUF
2 stops21h 20mJapan Airlines
Deal found 10/29$2,145
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/56:00 amBUF - KIX
2 stops23h 25mUnited Airlines
Sun 11/98:20 amKIX - BUF
2 stops26h 38mUnited Airlines
Deal found 10/29$2,169
This Cathay Pacific deal was found by Cheapflights users on 10/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:27 amBUF - KIX
3 stops41h 28mMultiple Airlines
Sat 12/207:05 pmKIX - BUF
2 stops41h 28mMultiple Airlines
Deal found 10/29$2,915

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Buffalo to Osaka that are best for you.

Fly from

Buffalo

Fly to

Osaka

Route

Depart

Return

Price

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 12/13

1:50 pm-9:50 pm

2 stops42h 00m

Osaka Kansai Intl

Sat 12/20

9:10 pm-1:24 pm

2 stops30h 14m

$1,752

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Wed 11/5

7:40 am-10:40 am

2 stops37h 00m

Osaka Itami

Sun 11/9

2:40 pm-10:00 pm

2 stops21h 20m

$2,145

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 11/5

6:00 am-7:25 pm

2 stops23h 25m

Osaka Kansai Intl

Sun 11/9

8:20 am-8:58 pm

2 stops26h 38m

$2,169

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Sat 12/13

7:27 am-2:55 pm

3 stops41h 28m

Osaka Kansai Intl

Sat 12/20

7:05 pm-10:33 pm

2 stops41h 28m

$2,915

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Wed 3/25

7:45 am-7:15 pm

2 stops22h 30m

$1,677

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

7:45 am-10:15 pm

2 stops25h 30m

$1,705

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Wed 3/25

6:33 am-2:55 pm

3 stops43h 22m

$3,910

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from Buffalo to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Osaka in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Osaka flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buffalo-Osaka flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Buffalo-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Osaka flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka 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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Osaka
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Osaka. 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?

    Located just 8.3 mi from the city center, Buffalo is the airport most travelers will use when flying to Osaka from Buffalo. Booking flights from Buffalo (BUF) to Osaka should be relatively easy as there are 0 daily outbound flights to Osaka from 0 different airlines.

  • How long is the flight from Buffalo to Osaka?

    There are many flights that can get you from Buffalo to Osaka in 23h 25m. Fly via ANA, Japan Airlines, or United Airlines to get the fastest option. There are 6672 mi between Buffalo and Osaka. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Buffalo to Osaka that include hotel bookings?

    Yes. In addition to deals on Buffalo to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Osaka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Osaka.

  • Can I find deals for business class flights from Buffalo to Osaka?

    Yes. Cheapflights offers flight deals from Buffalo to Osaka 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?

Book flights to Osaka if you plan to visit one of these locations
Nara
Nishinomiya

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