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$141+ Cheap flights from San José (SJO) to Buffalo (BUF)

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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BUF
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Cheap flight deals from San José to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Buffalo (BUF). 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 November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$225
(United Airlines)

One-way from

$141
(JetBlue)

Popular in

July

Cheapest in

October
Provider with most accurate pricing for San José Juan Santamaria Intl-Buffalo flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Buffalo flights.
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From San José Juan Santamaria Intl to Buffalo
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One-way flight from San José Juan Santamaria Intl to Buffalo
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Highest demand for flights based on searches. 11% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Find flight deals from San José to Buffalo

Cheapest flights from San José to Buffalo
Explore the most affordable flight options available from San José to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This United Airlines deal was found by Cheapflights users on 11/14. 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.
Sun 12/288:45 amSJO - BUF
2 stops35h 09mUnited Airlines
Sun 1/118:30 amBUF - SJO
1 stop29h 26mUnited Airlines
Deal found 11/14$225
This American Airlines deal was found by Cheapflights users on 11/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amSJO - BUF
1 stop16h 39mAmerican Airlines
Sun 12/77:27 amBUF - SJO
1 stop16h 01mAmerican Airlines
Deal found 11/15$244
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Sat 12/276:30 amSJO - BUF
2 stops37h 24mUnited Airlines
Sun 1/46:30 amBUF - SJO
2 stops39h 09mUnited Airlines
Deal found 11/16$311
This American Airlines deal was found by Cheapflights users on 11/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:34 amSJO - BUF
1 stop20h 55mAmerican Airlines
Sun 1/117:30 amBUF - SJO
1 stop16h 00mAmerican Airlines
Deal found 11/14$332
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:22 amSJO - BUF
2 stops16h 14mAmerican Airlines
Mon 12/12:58 pmBUF - SJO
1 stop8h 15mAmerican Airlines
Deal found 11/17$351
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Sat 12/202:20 pmSJO - BUF
2 stops29h 34mUnited Airlines
Thu 1/16:30 amBUF - SJO
2 stops15h 09mUnited Airlines
Deal found 11/16$396
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:39 pmSJO - BUF
2 stops29h 34mMultiple Airlines
Sun 1/41:37 pmBUF - SJO
1 stop23h 05mMultiple Airlines
Deal found 11/16$398

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to Buffalo 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 November 17, 2025.
Use the filters below to find and compare flights from San José to Buffalo that are best for you.

Fly from

San José

Fly to

Buffalo

Route

Depart

Return

Price

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 2/3

8:45 am-1:24 pm

2 stops27h 39m

Buffalo

Wed 2/18

7:00 am-12:56 pm

1 stop30h 56m

$225

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sun 12/28

8:45 am-8:54 pm

2 stops35h 09m

Buffalo

Sun 1/11

8:30 am-12:56 pm

1 stop29h 26m

$225

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sat 1/31

6:00 am-11:53 pm

2 stops16h 53m

Buffalo

Sat 2/7

7:30 am-10:30 pm

1 stop16h 00m

$239

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 12/4

3:06 pm-12:07 am

1 stop8h 01m

Buffalo

Sun 12/7

7:27 am-10:28 pm

1 stop16h 01m

$249

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 3/3

1:10 pm-11:59 pm

1 stop9h 49m

Buffalo

Fri 3/6

6:00 am-1:53 pm

1 stop8h 53m

$292

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sat 12/27

6:30 am-8:54 pm

2 stops37h 24m

Buffalo

Sun 1/4

6:30 am-8:39 pm

2 stops39h 09m

$311

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sat 12/27

12:34 am-10:29 pm

1 stop20h 55m

Buffalo

Sun 1/11

7:30 am-10:30 pm

1 stop16h 00m

$332

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Fri 11/28

6:22 am-11:36 pm

2 stops16h 14m

Buffalo

Mon 12/1

2:58 pm-10:13 pm

1 stop8h 15m

$351

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 3/3

8:05 pm-9:28 am

2 stops12h 23m

Buffalo

Fri 3/6

7:30 pm-9:35 am

2 stops15h 05m

$362

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Mon 11/24

12:10 pm-10:35 pm

1 stop9h 25m

$141

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 19 results
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Compare providers for flights from San José to Buffalo

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 San José to Buffalo in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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 San José-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San José-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San José-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-Buffalo 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 San José-Buffalo 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 San José to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from San José 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 San José to Buffalo

What is the cheapest month to book a flight from San José to Buffalo?

Currently, December is the cheapest month in which you can book a flight from San José to Buffalo (average of $225). Flying from San José to Buffalo in March is currently the most expensive (average of $556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJO to BUF?

Find hourly flight availability from San José to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 17, 2025.

When flying from San José to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 52% versus a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from San José to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San José to Buffalo?

    Departing from San José to Buffalo will take you 16h 53m. The distance from San José to Buffalo is about 2299 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San José to Buffalo one-way?

    $141 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $141 and $151, respectively.

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

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

  • How can I find direct flights from San José to Buffalo?

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

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

    Yes. Cheapflights offers flight deals from San José to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San José to Buffalo?

    Currently, December is the cheapest month in which you can book a flight from San José to Buffalo (average of $225). Flying from San José to Buffalo in March is currently the most expensive (average of $556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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