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Cheap flights from Buffalo to San José from C$ 196

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Buffalo to San José

Enter your travel dates to find the best prices.

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 October 2025.

Wed 12/1111:48 a.m.BUF - SJO
1 stop9h 05mUnited Airlines
Sat 15/112:05 p.m.SJO - BUF
1 stop18h 58mUnited Airlines
Deal found 29/10C$ 352
Wed 29/1010:50 a.m.BUF - SJO
2 stops10h 49mUnited Airlines
Tue 4/118:45 a.m.SJO - BUF
2 stops13h 13mUnited Airlines
Deal found 28/10C$ 357
Wed 5/117:30 p.m.BUF - SJO
2 stops16h 55mUnited Airlines
Tue 11/1112:35 p.m.SJO - BUF
2 stops20h 13mUnited Airlines
Deal found 28/10C$ 511
Sat 13/127:00 a.m.BUF - SJO
2 stops14h 39mUnited Airlines
Sat 20/122:05 p.m.SJO - BUF
1 stop22h 19mUnited Airlines
Deal found 29/10C$ 546
Sun 9/117:00 a.m.BUF - SJO
2 stops14h 39mUnited Airlines
Sat 15/118:45 a.m.SJO - BUF
2 stops11h 15mUnited Airlines
Deal found 29/10C$ 600
Thu 6/1110:50 a.m.BUF - SJO
2 stops25h 35mUnited Airlines
Sat 8/112:30 p.m.SJO - BUF
2 stops20h 04mUnited Airlines
Deal found 29/10C$ 619
Sun 30/115:00 a.m.BUF - SJO
1 stop9h 15mSouthwest
Fri 5/129:00 a.m.SJO - BUF
2 stops10h 40mSouthwest
Deal found 30/10C$ 748
Thu 27/1110:37 a.m.BUF - SJO
2 stops11h 02mUnited Airlines
Mon 1/1211:28 p.m.SJO - BUF
2 stops16h 25mUnited Airlines
Deal found 29/10C$ 796
Wed 29/107:30 p.m.BUF - SJO
2 stops16h 28mCopa Airlines
Mon 3/114:08 a.m.SJO - BUF
2 stops15h 52mCopa Airlines
Deal found 28/10C$ 1,017
Sun 21/1210:29 a.m.BUF - SJO
2 stops27h 46mUnited Airlines
Sun 28/126:30 a.m.SJO - BUF
2 stops37h 24mUnited Airlines
Deal found 27/10C$ 1,033

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 October 2025.

Round-trip from

C$ 352

One-way from

C$ 196

Popular in

July

Cheapest in

September

Average price

C$ 634
JetBlue
  • JetBlue
  • 3/3-4/3
  • 2 total stops
  • 20h 46m total
  • Buffalo to San José
Search Deals
14/12
  • 14/12
  • 1 total stop
  • 21h 24m total
  • Buffalo to San José
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 336 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 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 3/3

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

1 stop7h 55m

San José Juan Santamaria Intl

Wed 4/3

10:00 a.m.-11:51 p.m.

1 stop12h 51m

C$ 352

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 11/11

12:17 p.m.-7:53 p.m.

1 stop8h 36m

San José Juan Santamaria Intl

Mon 17/11

11:28 p.m.-4:48 p.m.

2 stops16h 20m

C$ 357

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 13/1

8:00 a.m.-4:24 p.m.

1 stop9h 24m

San José Juan Santamaria Intl

Fri 13/2

1:15 p.m.-11:11 p.m.

1 stop8h 56m

C$ 404

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 11/1

8:00 a.m.-4:24 p.m.

1 stop9h 24m

San José Juan Santamaria Intl

Fri 13/2

1:15 p.m.-11:11 p.m.

1 stop8h 56m

C$ 459

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 31/1

6:38 a.m.-11:43 p.m.

1 stop18h 05m

San José Juan Santamaria Intl

Sat 7/2

7:09 a.m.-4:40 p.m.

1 stop8h 31m

C$ 469

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 17/1

6:19 p.m.-12:56 p.m.

2 stops19h 37m

San José Juan Santamaria Intl

Tue 10/2

2:20 p.m.-8:29 p.m.

2 stops29h 09m

C$ 511

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 14/1

2:49 p.m.-12:56 p.m.

2 stops23h 07m

San José Juan Santamaria Intl

Mon 9/2

6:30 a.m.-1:24 p.m.

2 stops29h 54m

C$ 511

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 17/1

6:19 p.m.-12:56 p.m.

2 stops19h 37m

San José Juan Santamaria Intl

Wed 11/2

6:30 a.m.-10:31 p.m.

2 stops15h 01m

C$ 511

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 11/1

8:30 a.m.-12:56 p.m.

1 stop29h 26m

San José Juan Santamaria Intl

Fri 13/2

8:45 a.m.-11:44 p.m.

2 stops13h 59m

C$ 521

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 14/12

3:18 p.m.-11:42 a.m.

1 stop21h 24m

C$ 196

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 16 results
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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?

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 24 October 2025.

The price you pay for your flight from Buffalo to San José may vary depending on when you book. For the best chance of a lower fare, look to book 77 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?

Currently, March is the cheapest month in which you can book a flight from Buffalo to San José (average of C$ 332). Flying from Buffalo to San José in July is currently the most expensive (average of C$ 647). 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 October 2025.

It’s typically best to fly out from Buffalo to San José in the evening. Doing so could potentially save you 8% on the flight price compared to flying in the morning, which is usually more expensive.

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 October 2025.
See what other customers who have flown with Southwest,United Airlines, andAmerican 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.
Southwest
8.0
Very good
4,243 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,995 reviews
Southwest
8.0
Very good
4,243 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,034 reviews
Southwest
8.0
Very good
4,243 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,906 reviews
Southwest
8.0
Very good
4,243 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

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

    JetBlue and United Airlines can get you from Buffalo to San José in just under 7h 55m. Your travel time can differ by up to 41m. Airlines will cover a distance of 3700 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from Buffalo to San José round-trip from C$ 461. Other airlines that can offer you cheap pricing are Southwest, from C$ 522, and JetBlue, from C$ 544. American Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • 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?

    Currently, March is the cheapest month in which you can book a flight from Buffalo to San José (average of C$ 332). Flying from Buffalo to San José in July is currently the most expensive (average of C$ 647). 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 San José?

Book flights to San José if you plan to visit one of these locations
Alajuela
Jacó
Heredia
Dominical
Manuel Antonio
Monteverde

Browse thousands of different options on Cheapflights for your next trip

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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 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 461AverageC$ 536FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 522AverageC$ 920FlexibilityNo cancel feeOn-time63%
Search Southwest flights
JetBlueCheapestC$ 544AverageC$ 702FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapestC$ 631AverageC$ 1,021FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Buffalo to San José. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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