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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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BUF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$228
(Faresmojo)

One-way from

$141
(JetBlue)

Popular in

July

Cheapest in

October

Average price

$287
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. 10% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 30, 2025.

This Faresmojo 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:00 amSJO - BUF
1 stop11h 12mJetBlue
Sun 12/76:45 amBUF - SJO
1 stop7h 11mJetBlue
Deal found 10/29$228
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/38:45 amSJO - BUF
2 stops24h 03mUnited Airlines
Wed 11/57:30 pmBUF - SJO
2 stops16h 55mUnited Airlines
Deal found 10/30$234
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/43:06 pmSJO - BUF
1 stop8h 01mAmerican Airlines
Sun 12/76:20 amBUF - SJO
1 stop17h 39mAmerican Airlines
Deal found 10/30$247
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/2612:35 pmSJO - BUF
2 stops20h 28mUnited Airlines
Sun 11/307:00 amBUF - SJO
2 stops29h 25mUnited Airlines
Deal found 10/30$410
This JetBlue deal was found by Cheapflights users on 10/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:59 pmSJO - BUF
1 stop9h 52mJetBlue
Sun 11/306:25 amBUF - SJO
1 stop9h 29mJetBlue
Deal found 10/30$487
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:39 pmSJO - BUF
2 stops29h 50mMultiple Airlines
Sat 1/39:28 amBUF - SJO
1 stop27h 14mMultiple Airlines
Deal found 10/29$554

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 October 30, 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

Thu 12/4

10:00 am-10:12 pm

1 stop11h 12m

Buffalo

Sun 12/7

6:45 am-12:56 pm

1 stop7h 11m

$228

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sat 3/28

1:00 pm-11:51 pm

1 stop8h 51m

Buffalo

Sat 4/4

6:00 am-11:55 am

1 stop7h 55m

$228

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sun 2/1

8:45 am-8:29 pm

2 stops34h 44m

Buffalo

Tue 2/10

2:49 pm-6:16 pm

2 stops28h 27m

$234

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 3/3

7:00 am-10:24 pm

1 stop14h 24m

Buffalo

Fri 3/6

6:00 am-8:14 pm

1 stop15h 14m

$243

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 12/4

7:00 am-11:44 pm

2 stops15h 44m

Buffalo

Sun 12/7

6:20 am-10:59 pm

1 stop17h 39m

$252

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sun 2/1

7:09 am-11:48 pm

1 stop15h 39m

Buffalo

Tue 2/10

11:22 am-10:30 pm

1 stop12h 08m

$343

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 3/10

9:00 am-11:51 pm

1 stop12h 51m

Buffalo

Wed 3/11

6:35 am-11:31 am

1 stop6h 56m

$403

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Mon 12/1

11:28 pm-7:04 pm

2 stops18h 36m

$146

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 12/2

7:00 am-11:59 pm

1 stop15h 59m

$164

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sat 12/27

10:36 am-12:36 pm

1 stop25h 00m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 17 results
1
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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 October.
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 October 30, 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 11h 12m. 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?

    $146 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Frontier, with prices starting from $164 and $194, 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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