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$181+ Cheap flights from Buffalo (BUF) to San José (SJO)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to San José Juan Santamaria Intl are usually found in September or May, booked 22 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from Buffalo to San José

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San José (SJO). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$316
(Delta)

One-way from

$181

Popular in

December

Cheapest in

September

Average price

$691
Provider with most accurate pricing for Buffalo-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Buffalo-San José Juan Santamaria Intl flights.
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From Buffalo to San José Juan Santamaria Intl
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One-way flight from Buffalo to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 9% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Buffalo to San José

Cheapest flights from Buffalo to San José
Explore the most affordable flight options available from Buffalo to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Delta deal was found by Cheapflights users on 3/23. 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.
Tue 9/166:00 amBUF - SJO
1 stop7h 53mDelta
Wed 9/241:18 pmSJO - BUF
1 stop8h 41mDelta
Deal found 3/23$316
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 7/156:23 amBUF - SJO
2 stops15h 38mAmerican Airlines
Tue 7/226:18 amSJO - BUF
2 stops15h 39mAmerican Airlines
Deal found 3/24$320
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Tue 9/167:30 pmBUF - SJO
2 stops18h 56mUnited Airlines
Thu 9/257:55 amSJO - BUF
2 stops34h 36mUnited Airlines
Deal found 3/23$425
This JetBlue deal was found by Cheapflights users on 3/24. 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.
Mon 10/206:50 amBUF - SJO
1 stop7h 05mJetBlue
Tue 11/411:59 pmSJO - BUF
1 stop10h 51mJetBlue
Deal found 3/24$427
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 5/39:51 amBUF - SJO
1 stop26h 33mMultiple Airlines
Sat 5/1011:32 amSJO - BUF
1 stop19h 29mMultiple Airlines
Deal found 3/24$473
This Copa Airlines deal was found by Cheapflights users on 3/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/127:45 pmBUF - SJO
2 stops16h 14mCopa Airlines
Sun 7/208:09 amSJO - BUF
2 stops23h 36mCopa Airlines
Deal found 3/24$679
This Avianca deal was found by Cheapflights users on 3/24. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:45 pmBUF - SJO
2 stops13h 55mAvianca
Sun 5/41:40 amSJO - BUF
2 stops17h 42mAvianca
Deal found 3/24$765

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to San José 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 March 25, 2025.
Use the filters below to find and compare flights from Buffalo to San José that are best for you.

Fly from

Buffalo

Fly to

San José

Route

Depart

Return

Price

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 9/16

6:00 am-11:53 am

1 stop7h 53m

San José Juan Santamaria Intl

Wed 9/24

1:18 pm-11:59 pm

1 stop8h 41m

$316

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 7/15

6:23 am-8:01 pm

2 stops15h 38m

San José Juan Santamaria Intl

Tue 7/22

6:18 am-11:57 pm

2 stops15h 39m

$320

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 9/16

7:30 pm-12:26 pm

2 stops18h 56m

San José Juan Santamaria Intl

Thu 9/25

7:55 am-8:31 pm

2 stops34h 36m

$425

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 5/3

9:51 am-10:24 am

1 stop26h 33m

San José Juan Santamaria Intl

Sat 5/10

11:32 am-9:01 am

1 stop19h 29m

$473

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 7/12

7:45 pm-9:59 am

2 stops16h 14m

San José Juan Santamaria Intl

Sun 7/20

8:09 am-9:45 am

2 stops23h 36m

$679

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 4/29

7:45 pm-7:40 am

2 stops13h 55m

San José Juan Santamaria Intl

Sun 5/4

1:40 am-9:22 pm

2 stops17h 42m

$765

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 4/28

11:29 am-9:23 pm

1 stop11h 54m

$181

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 4/21

7:00 am-10:11 am

2 stops29h 11m

$206

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 4/21

7:19 pm-1:05 pm

1 stop19h 46m

$219

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 4/20

6:00 am-11:55 am

1 stop7h 55m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Buffalo to San José

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 San José in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Buffalo-San José, San José Province flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San José, San José Province flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-San José, San José Province flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-San José, San José Province flights, Cheapflights users trust FlightHub the most. FlightHub 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-San José, San José Province 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 San José

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

How far ahead should I book a flight from Buffalo to San José, San José Province?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to San José. Price data was last updated on March 21, 2025.

The price you pay for your flight from Buffalo to San José, San José Province may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Buffalo to San José, San José Province (average of $398). Flying from Buffalo to San José, San José Province in March is currently the most expensive (average of $555). 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 BUF to SJO?

Find hourly flight availability from Buffalo to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

A simple way to save on the total cost of your ticket is to fly from Buffalo to San José, San José Province in the afternoon. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight at noon.

Rainfall in San José by month

Plan your trip to San José by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San José, San José Province ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 in.

Temperature in San José by month

Plan your trip to San José by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San José, San José Province, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San José. Reviews last updated March 25, 2025.
See what other customers who have flown with Delta, Copa Airlines and United Airlines from Buffalo to San José have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Copa Airlines
7.6
Good
1,393 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.3
Good
2,924 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

  • What are the cheapest airlines flying from Buffalo to San José, San José Province round-trip?

    Currently priced at $316, Delta will fly you from Buffalo to San José, San José Province and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $320 and $425, respectively. These flights start at 49% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $181 on JetBlue. Other airlines that offer cheap prices include United Airlines from $206 and American Airlines from $219 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to San José 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 Buffalo to San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Buffalo to San José, San José Province (average of $398). Flying from Buffalo to San José, San José Province in March is currently the most expensive (average of $555). 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
Manuel Antonio
Heredia
Jacó
Alajuela
Monteverde

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Alternative routes for Buffalo to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Buffalo to San José

Discover the top 5 airlines that operate flights from Buffalo to San José. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$362Average$569FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$364Average$664FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$589FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$470Average$738FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$478Average$870FlexibilityNo cancel feeOn-time63%
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