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$702+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — OSA
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Buffalo to Osaka

Best flights from Buffalo to Osaka
Discover carefully curated flight deals from Buffalo to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:00 amBUF - KIX
2 stops24h 45mDelta
Mon 2/99:00 amKIX - BUF
2 stops40h 45mDelta
Deal found 12/20$763
This Flightnetwork deal was found by Cheapflights users on 12/21. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/58:30 amBUF - ITM
2 stops22h 05mANA
Thu 2/127:30 amITM - BUF
2 stops27h 21mANA
Deal found 12/21$861
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Mon 2/21:59 pmBUF - KIX
2 stops36h 41mUnited Airlines
Mon 2/98:20 amKIX - BUF
3 stops50h 09mUnited Airlines
Deal found 12/20$906
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/153:25 pmBUF - ITM
2 stops38h 30mMultiple Airlines
Tue 1/271:40 pmITM - BUF
3 stops24h 01mMultiple Airlines
Deal found 12/21$1,018
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1511:51 amBUF - ITM
3 stops42h 04mWestJet
Tue 1/272:40 pmITM - BUF
3 stops34h 28mWestJet
Deal found 12/21$1,316
This Turkish Airlines deal was found by Cheapflights users on 12/21. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/47:00 amBUF - KIX
2 stops46h 05mTurkish Airlines
Sun 2/810:30 pmKIX - BUF
2 stops63h 25mTurkish Airlines
Deal found 12/21$1,604
This Expedia deal was found by Cheapflights users on 12/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/151:59 pmBUF - ITM
2 stops51h 31mANA
Tue 1/277:30 amITM - BUF
2 stops26h 59mANA
Deal found 12/21$877
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Mon 2/28:30 amBUF - ITM
2 stops43h 40mUnited Airlines
Mon 2/91:00 pmITM - BUF
2 stops23h 31mUnited Airlines
Deal found 12/20$975
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 2/58:30 amBUF - ITM
2 stops43h 40mUnited Airlines
Thu 2/121:00 pmITM - BUF
2 stops24h 44mUnited Airlines
Deal found 12/22$1,095
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 2/58:30 amBUF - KIX
2 stops44h 55mUnited Airlines
Thu 2/128:20 amKIX - BUF
2 stops26h 31mUnited Airlines
Deal found 12/22$1,098
This Cathay Pacific deal was found by Cheapflights users on 12/21. 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.
Thu 2/511:22 amBUF - KIX
2 stops43h 43mMultiple Airlines
Thu 2/124:15 pmKIX - BUF
3 stops45h 01mMultiple Airlines
Deal found 12/21$1,415
This Cathay Pacific deal was found by Cheapflights users on 12/20. 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.
Mon 2/211:22 amBUF - KIX
3 stops37h 33mMultiple Airlines
Mon 2/94:15 pmKIX - BUF
3 stops45h 40mMultiple Airlines
Deal found 12/20$1,530
This United Airlines deal was found by Cheapflights users on 12/20. 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 1/281:59 pmBUF - ITM
2 stops38h 11mUnited Airlines
Sun 2/11:00 pmITM - BUF
2 stops23h 31mUnited Airlines
Deal found 12/20$1,939

Find 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$763
(Delta)

One-way from

$702
(FlightHub)
Provider with most accurate pricing for Buffalo-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Osaka (OSA) flights.
Search Deals
From Buffalo to Osaka (OSA)
Search Deals
One-way flight from Buffalo to Osaka (OSA)
Search Deals

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 December 23, 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

Mon 2/2

6:00 am-8:45 pm

2 stops24h 45m

Osaka Kansai Intl

Mon 2/9

9:00 am-11:45 am

2 stops40h 45m

$763

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Thu 2/5

8:30 am-8:35 pm

2 stops22h 05m

Osaka Itami

Thu 2/12

7:30 am-8:51 pm

2 stops27h 21m

$861

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Thu 1/15

1:59 pm-7:30 am

2 stops51h 31m

Osaka Itami

Tue 1/27

7:30 am-8:29 pm

2 stops26h 59m

$877

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Mon 2/2

1:59 pm-4:40 pm

2 stops36h 41m

Osaka Kansai Intl

Mon 2/9

8:20 am-8:29 pm

3 stops50h 09m

$906

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Mon 2/2

8:30 am-6:10 pm

2 stops43h 40m

Osaka Itami

Mon 2/9

1:00 pm-10:31 pm

2 stops23h 31m

$975

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Thu 1/15

3:25 pm-7:55 pm

2 stops38h 30m

Osaka Itami

Tue 1/27

1:40 pm-11:41 pm

3 stops24h 01m

$1,018

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Thu 2/5

8:30 am-6:10 pm

2 stops43h 40m

Osaka Itami

Thu 2/12

1:00 pm-11:44 pm

2 stops24h 44m

$1,095

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 2/5

8:30 am-7:25 pm

2 stops44h 55m

Osaka Kansai Intl

Thu 2/12

8:20 am-8:51 pm

2 stops26h 31m

$1,098

BuffaloOsaka

BUF - ITM

BUFITM

Buffalo

Thu 1/15

11:51 am-7:55 pm

3 stops42h 04m

Osaka Itami

Tue 1/27

2:40 pm-11:08 am

3 stops34h 28m

$1,316

BuffaloOsaka

BUF - KIX

BUFKIX

Buffalo

Thu 2/5

11:22 am-9:05 pm

2 stops43h 43m

Osaka Kansai Intl

Thu 2/12

4:15 pm-11:16 pm

3 stops45h 01m

$1,415

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 17 results
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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 December.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*2 stars
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 22h 05m. Fly via Delta, ANA, or United Airlines to get the fastest option. There are 6645 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

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