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Cheap flights from Buffalo to San José from C$ 443

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

C$ 443

Popular in

December

Cheapest in

September

Average price

C$ 855
American Airlines
  • American Airlines
  • 20/10-4/11
  • 3 total stops
  • 24h 41m total
  • Buffalo to San José
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 30 April 2025.

Mon 20/107:58 p.m.BUF - SJO
2 stops17h 12mAmerican Airlines
Tue 4/113:50 p.m.SJO - BUF
1 stop7h 29mAmerican Airlines
Deal found 29/4C$ 443
Mon 20/106:00 a.m.BUF - SJO
1 stop8h 55mJetBlue
Tue 4/1111:59 p.m.SJO - BUF
1 stop10h 51mJetBlue
Deal found 29/4C$ 551
Sat 10/56:45 a.m.BUF - SJO
2 stops14h 52mUnited Airlines
Sat 24/51:00 p.m.SJO - BUF
1 stop30h 01mUnited Airlines
Deal found 29/4C$ 633
Sat 10/56:00 a.m.BUF - SJO
1 stop9h 05mDelta
Sat 24/51:24 p.m.SJO - BUF
1 stop8h 31mDelta
Deal found 29/4C$ 767
Fri 27/66:05 a.m.BUF - SJO
2 stops15h 35mSouthwest
Thu 17/78:45 a.m.SJO - BUF
2 stops13h 00mSouthwest
Deal found 28/4C$ 792
Sat 12/77:45 p.m.BUF - SJO
1 stop9h 50mAvianca
Sun 20/75:05 a.m.SJO - BUF
2 stops11h 51mAvianca
Deal found 29/4C$ 1,225
Mon 20/107:51 p.m.BUF - SJO
2 stops13h 44mCopa Airlines
Mon 3/114:13 a.m.SJO - BUF
2 stops13h 08mCopa Airlines
Deal found 29/4C$ 1,597

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 629,999 searches. Data last updated 30 April 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

Mon 20/10

7:58 p.m.-11:10 a.m.

2 stops17h 12m

San José Juan Santamaria Intl

Tue 4/11

3:50 p.m.-12:19 a.m.

1 stop7h 29m

C$ 443

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 20/10

6:00 a.m.-12:55 p.m.

1 stop8h 55m

San José Juan Santamaria Intl

Tue 4/11

11:59 p.m.-11:50 a.m.

1 stop10h 51m

C$ 551

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 10/5

6:45 a.m.-7:37 p.m.

2 stops14h 52m

San José Juan Santamaria Intl

Sat 24/5

1:00 p.m.-9:01 p.m.

1 stop30h 01m

C$ 633

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 10/5

6:00 a.m.-1:05 p.m.

1 stop9h 05m

San José Juan Santamaria Intl

Sat 24/5

1:24 p.m.-11:55 p.m.

1 stop8h 31m

C$ 767

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 27/6

6:05 a.m.-7:40 p.m.

2 stops15h 35m

San José Juan Santamaria Intl

Thu 17/7

8:45 a.m.-11:45 p.m.

2 stops13h 00m

C$ 792

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 12/7

7:45 p.m.-3:35 a.m.

1 stop9h 50m

San José Juan Santamaria Intl

Sun 20/7

5:05 a.m.-6:56 p.m.

2 stops11h 51m

C$ 1,225

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 20/10

7:51 p.m.-7:35 a.m.

2 stops13h 44m

San José Juan Santamaria Intl

Mon 3/11

4:13 a.m.-6:21 p.m.

2 stops13h 08m

C$ 1,597

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

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 25 April 2025.

To ensure you get the cheapest price possible for a flight from Buffalo to San José, San José Province, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 486). Flying from Buffalo to San José, San José Province in December is currently the most expensive (average of C$ 683). 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 30 April 2025.

It’s typically best to fly out from Buffalo to San José, San José Province in the evening. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.

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 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

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 30 April 2025.
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,936 reviews
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Copa Airlines
7.5
Good
1,411 reviews
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,295 reviews
Check prices

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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?

    Cheapflights users have booked flights from Buffalo to San José, San José Province round-trip from C$ 443. Other airlines that can offer you cheap pricing are JetBlue, from C$ 551, and United Airlines, from C$ 633. American Airlines is currently priced 48% below the average price you’ll pay for this route.

  • 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 C$ 486). Flying from Buffalo to San José, San José Province in December is currently the most expensive (average of C$ 683). 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

Travelling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Jacó
Alajuela
Dominical
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.
John F Kennedy Intl to San José flights
Buffalo to Liberia flights

Top 4 airlines flying from Buffalo to San José

Discover the top 4 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 629,999 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 383AverageC$ 531FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 520AverageC$ 800FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapestC$ 588AverageC$ 955FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SouthwestCheapestC$ 727AverageC$ 956FlexibilityNo cancel feeOn-time63%
Search Southwest flights

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How does Cheapflights help users find flights from Buffalo to San José?

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Why should you use Cheapflights to find cheap flight tickets from Buffalo to San José?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San José from Buffalo.

Can Cheapflights find flights from Buffalo to San José with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to San José with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to San José become cheaper?

Yes! Start tracking prices for Buffalo to San José flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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