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Cheap flights from Buffalo to San José from C$ 374

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
22 Apr — 29 Apr1
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 17 April 2025.

Round-trip from

C$ 471

One-way from

C$ 374

Popular in

December

Cheapest in

September

Average price

C$ 849
American Airlines
  • American Airlines
  • 4/10-18/10
  • 4 total stops
  • 38h 03m total
  • Buffalo to San José
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JetBlue
  • JetBlue
  • 18/6
  • 1 total stop
  • 7h 05m total
  • Buffalo to San José
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Highest demand for flights based on searches. 9% potential increase in price (C$ 131 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).
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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 17 April 2025.

Mon 20/107:58 p.m.BUF - SJO
2 stops19h 02mAmerican Airlines
Tue 4/113:50 p.m.SJO - BUF
1 stop7h 29mAmerican Airlines
Deal found 17/4C$ 444
Mon 20/106:00 a.m.BUF - SJO
1 stop8h 55mJetBlue
Tue 4/1111:59 p.m.SJO - BUF
1 stop10h 51mJetBlue
Deal found 17/4C$ 559
Sun 4/56:45 a.m.BUF - SJO
2 stops38h 52mUnited Airlines
Mon 12/57:55 a.m.SJO - BUF
2 stops24h 17mUnited Airlines
Deal found 17/4C$ 605
Sun 27/46:00 a.m.BUF - SJO
1 stop7h 55mDelta
Tue 6/51:20 p.m.SJO - BUF
1 stop8h 37mDelta
Deal found 17/4C$ 947
Sat 4/105:40 a.m.BUF - SJO
1 stop8h 20mSouthwest
Sat 18/1012:20 p.m.SJO - BUF
1 stop8h 25mSouthwest
Deal found 16/4C$ 1,106
Mon 20/1010:30 a.m.BUF - SJO
2 stops13h 23mCopa Airlines
Mon 3/114:13 a.m.SJO - BUF
2 stops13h 08mCopa Airlines
Deal found 17/4C$ 1,241
Sat 12/77:45 p.m.BUF - SJO
1 stop9h 50mAvianca
Sat 19/71:40 a.m.SJO - BUF
2 stops17h 21mAvianca
Deal found 17/4C$ 1,869

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 17 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

Sat 4/10

6:01 p.m.-11:20 a.m.

2 stops19h 19m

San José Juan Santamaria Intl

Sat 18/10

12:55 p.m.-9:39 a.m.

2 stops18h 44m

C$ 471

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 4/5

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

2 stops38h 52m

San José Juan Santamaria Intl

Mon 12/5

7:55 a.m.-10:12 a.m.

2 stops24h 17m

C$ 605

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 27/4

6:00 a.m.-11:55 a.m.

1 stop7h 55m

San José Juan Santamaria Intl

Tue 6/5

1:20 p.m.-11:57 p.m.

1 stop8h 37m

C$ 947

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 4/10

5:40 a.m.-12:00 p.m.

1 stop8h 20m

San José Juan Santamaria Intl

Sat 18/10

12:20 p.m.-10:45 p.m.

1 stop8h 25m

C$ 1,106

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

Sat 19/7

1:40 a.m.-9:01 p.m.

2 stops17h 21m

C$ 1,869

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 18/6

6:50 a.m.-11:55 a.m.

1 stop7h 05m

C$ 374

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/4

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 11 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 17 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 17 April 2025.
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,916 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Entertainment

7.6

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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$ 471. Other airlines that can offer you cheap pricing are United Airlines, from C$ 605, and Delta, from C$ 947. American Airlines is currently priced 45% 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.
Buffalo to Liberia flights
John F Kennedy Intl to San José 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 384AverageC$ 532FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 521AverageC$ 803FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapestC$ 589AverageC$ 956FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SouthwestCheapestC$ 728AverageC$ 958FlexibilityNo 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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