How long is the flight from Buenos Aires to San José?

For as low as $517, Avianca can have you in San José from Buenos Aires in 9h 30m. The distance from Buenos Aires to San José is about 3520 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Buenos Aires to San José round-trip?

Our cheapest airline available from Buenos Aires to San José is Copa Airlines. Our recent data shows that you can find tickets from as low as $274 on this airline. Additional options worth looking into are LATAM Airlines and Avianca, starting at $454 and $466 round-trip. Copa Airlines is currently priced 56% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Buenos Aires to San José one-way?

The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $273. However, be on the lookout for offers from LATAM Airlines and Copa Airlines, as they are both options that can get you from Buenos Aires to San José for a low price.

In terms of precipitation, rainfall in San José 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 when rainfall is around 0.0 in.

If weather is an important factor for your trip to San José, 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).

What are the cheapest flights from Buenos Aires to San José?

The cheapest flight price from Buenos Aires to San José is $454. On average you can expect to pay $1,045. The most popular route, (Buenos Aires Jorge Newbery - San José Juan Santamaria Intl), can usually be booked for $592.

What are the most popular airlines that fly from Buenos Aires to San José?

Before booking your flight from Buenos Aires to San José check out the most popular airlines for this route: Avianca, Copa Airlines or LATAM Airlines.

Most accurate provider : When it comes to deals on Buenos Aires-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buenos Aires-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Buenos Aires-San José flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Buenos Aires-San José 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 Buenos Aires-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to San José from Buenos Aires?

San José Juan Santamaria Intl (SJO) is the airport you will fly into if you book a flight from Buenos Aires to San José. You should not have trouble finding flights to Juan Santamaria Intl from Buenos Aires; the airport handles an average of 0 inbound flights from Buenos Aires per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the San José airport from Buenos Aires. It is only a 8.8 mi journey from Juan Santamaria Intl (SJO) to San José’s city center.

Can I find deals for flights from Buenos Aires to San José that include hotel bookings?

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

How can I find direct flights from Buenos Aires to San José?

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

Can I find deals for business class flights from Buenos Aires to San José?

Yes. Cheapflights offers flight deals from Buenos Aires 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.

$301+ Flights from Buenos Aires to San José

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Find cheap flights from Buenos Aires to San José with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Buenos Aires to San José Juan Santamaria Intl are usually found in November or September, booked 11 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Buenos Aires to San José

Cheapest flights from Buenos Aires to San José
Explore the most affordable flight options available from Buenos Aires to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Sat 12/275:16 amEZE - SJO

1 stop16h 51mCopa Airlines

Mon 1/1211:01 amSJO - EZE

1 stop11h 57mCopa Airlines

Deal found 12/26

$556

Sun 12/289:03 amEZE - SJO

1 stop16h 03mCopa Airlines

Fri 1/92:54 pmSJO - EZE

1 stop10h 16mCopa Airlines

Deal found 12/27

$581

Fri 12/268:10 amEZE - SJO

2 stops43h 05mMultiple Airlines

Fri 1/94:15 pmSJO - EZE

1 stop10h 35mMultiple Airlines

Deal found 12/25

$586

Mon 12/292:15 amEZE - SJO

1 stop9h 50mCopa Airlines

Wed 1/711:01 amSJO - EZE

1 stop11h 03mCopa Airlines

Deal found 12/28

$603

Fri 12/2610:30 pmAEP - SJO

2 stops28h 45mMultiple Airlines

Fri 1/25:00 pmSJO - AEP

1 stop11h 55mMultiple Airlines

Deal found 12/26

$755

Mon 12/292:32 pmEZE - SJO

1 stop10h 24mCopa Airlines

Thu 1/88:11 amSJO - EZE

1 stop13h 53mCopa Airlines

Deal found 12/25

$807

Mon 12/295:16 amEZE - SJO

1 stop11h 37mCopa Airlines

Mon 1/511:01 amSJO - EZE

1 stop14h 09mCopa Airlines

Deal found 12/27

$843

Fri 12/263:55 pmAEP - SJO

2 stops35h 20mMultiple Airlines

Fri 1/95:00 pmSJO - AEP

1 stop11h 55mMultiple Airlines

Deal found 12/25

$854

Fri 12/2610:55 pmAEP - SJO

2 stops27h 45mLATAM Airlines

Fri 1/25:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 12/26

$904

Mon 12/292:15 amEZE - SJO

1 stop14h 38mCopa Airlines

Tue 1/2710:08 amSJO - EZE

1 stop9h 26mCopa Airlines

Deal found 12/28

$920

Tue 12/303:41 amEZE - SJO

1 stop12h 40mCopa Airlines

Mon 1/2610:08 amSJO - EZE

1 stop9h 26mCopa Airlines

Deal found 12/26

$928

Fri 12/2612:40 pmAEP - SJO

2 stops38h 00mLATAM Airlines

Fri 1/95:00 pmSJO - AEP

2 stops23h 40mLATAM Airlines

Deal found 12/25

$1,014

Best flights from Buenos Aires to San José
Discover carefully curated flight deals from Buenos Aires to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Fri 3/2011:55 pmAEP - SJO

2 stops18h 40mMultiple Airlines

Wed 4/221:55 amSJO - AEP

1 stop24h 45mMultiple Airlines

Deal found 12/26

$550

Mon 3/910:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Fri 3/205:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 12/27

$565

Thu 2/52:40 amEZE - SJO

1 stop22h 00mAvianca

Sun 2/224:45 pmSJO - EZE

Nonstop9h 25mAvianca

Deal found 12/28

$632

Tue 1/202:27 amEZE - SJO

1 stop9h 39mCopa Airlines

Tue 2/106:08 pmSJO - EZE

1 stop10h 49mCopa Airlines

Deal found 12/27

$733

Mon 3/98:00 amEZE - SJO

1 stop10h 35mLATAM Airlines

Fri 3/205:00 pmSJO - EZE

2 stops22h 43mLATAM Airlines

Deal found 12/27

$565

Wed 4/19:05 pmAEP - SJO

2 stops29h 40mMultiple Airlines

Sat 4/184:55 pmSJO - AEP

1 stop11h 45mMultiple Airlines

Deal found 12/26

$664

Fri 3/205:15 pmAEP - SJO

1 stop25h 20mLATAM Airlines

Thu 4/234:55 pmSJO - AEP

1 stop11h 45mLATAM Airlines

Deal found 12/26

$636

Fri 5/85:55 amEZE - SJO

1 stop9h 40mAvianca

Wed 5/203:00 pmSJO - EZE

1 stop30h 10mAvianca

Deal found 12/26

$702

Mon 3/910:30 pmAEP - SJO

2 stops20h 05mMultiple Airlines

Fri 3/201:22 pmSJO - AEP

2 stops27h 18mMultiple Airlines

Deal found 12/25

$664

Wed 1/2112:19 amEZE - SJO

1 stop9h 47mCopa Airlines

Wed 2/116:08 pmSJO - EZE

1 stop10h 49mCopa Airlines

Deal found 12/28

$733

Thu 2/1910:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Tue 3/35:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 12/25

$662

Tue 1/202:40 amEZE - SJO

1 stop10h 20mAvianca

Mon 2/91:45 amSJO - EZE

1 stop11h 05mAvianca

Deal found 12/28

$743

Mon 2/25:16 amEZE - SJO

1 stop11h 37mCopa Airlines

Wed 3/48:11 amSJO - EZE

1 stop14h 46mCopa Airlines

Deal found 12/25

$817

Thu 3/1910:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Sat 4/44:55 pmSJO - AEP

1 stop20h 05mLATAM Airlines

Deal found 12/26

$688

Fri 1/235:55 amEZE - SJO

1 stop9h 40mAvianca

Fri 1/3010:55 amSJO - EZE

1 stop11h 40mAvianca

Deal found 12/27

$757

Thu 1/221:40 amEZE - SJO

2 stops15h 00mAvianca

Wed 2/119:45 amSJO - EZE

1 stop11h 50mAvianca

Deal found 12/28

$785

Last-minute flights from Buenos Aires to San José
Discover last-minute flight deals from Buenos Aires to San José. Data last updated December 28, 2025 and is based on user searches.

Fri 12/268:10 amEZE - SJO

2 stops43h 05mMultiple Airlines

Fri 1/94:15 pmSJO - EZE

1 stop10h 35mMultiple Airlines

Deal found 12/25

$586

Fri 12/2610:30 pmAEP - SJO

2 stops28h 45mMultiple Airlines

Fri 1/25:00 pmSJO - AEP

1 stop11h 55mMultiple Airlines

Deal found 12/26

$755

Fri 12/263:55 pmAEP - SJO

2 stops35h 20mMultiple Airlines

Fri 1/95:00 pmSJO - AEP

1 stop11h 55mMultiple Airlines

Deal found 12/25

$854

Sat 12/275:16 amEZE - SJO

1 stop16h 51mCopa Airlines

Mon 1/1211:01 amSJO - EZE

1 stop11h 57mCopa Airlines

Deal found 12/26

$556

Sun 12/289:03 amEZE - SJO

1 stop16h 03mCopa Airlines

Fri 1/92:54 pmSJO - EZE

1 stop10h 16mCopa Airlines

Deal found 12/27

$581

Mon 12/292:15 amEZE - SJO

1 stop9h 50mCopa Airlines

Wed 1/711:01 amSJO - EZE

1 stop11h 03mCopa Airlines

Deal found 12/28

$603

Fri 1/235:55 amEZE - SJO

1 stop9h 40mAvianca

Wed 2/1110:55 amSJO - EZE

1 stop11h 40mAvianca

Deal found 12/26

$626

Fri 1/235:55 amEZE - SJO

1 stop9h 40mAvianca

Fri 1/3010:55 amSJO - EZE

1 stop11h 40mAvianca

Deal found 12/25

$700

Wed 1/282:48 pmEZE - SJO

1 stop19h 18mMultiple Airlines

Mon 2/164:45 pmSJO - EZE

1 stop9h 25mMultiple Airlines

Deal found 12/27

$671

Wed 1/289:05 pmAEP - SJO

2 stops21h 30mLATAM Airlines

Thu 2/55:00 pmSJO - AEP

1 stop20h 00mLATAM Airlines

Deal found 12/27

$787

Wed 1/283:40 pmAEP - SJO

2 stops26h 55mLATAM Airlines

Sun 2/155:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 12/27

$857

Fri 1/305:55 amEZE - SJO

1 stop9h 40mAvianca

Mon 2/164:45 pmSJO - EZE

1 stop9h 25mAvianca

Deal found 12/27

$693

One-way flights from Buenos Aires to San José
Search for one-way flight options from Buenos Aires to San José. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Thu 4/910:10 pmAEP - SJO

2 stops28h 20mMultiple Airlines

Deal found 12/26

$301

Thu 4/97:35 amEZE - SJO

1 stop11h 05mLATAM Airlines

Deal found 12/26

$305

Sun 3/110:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Deal found 12/26

$306

Sun 3/17:43 pmEZE - SJO

2 stops22h 52mLATAM Airlines

Deal found 12/26

$306

Thu 2/192:48 pmEZE - SJO

1 stop20h 33mCopa Airlines

Deal found 12/26

$307

Sun 4/197:00 amAEP - SJO

1 stop10h 05mAvianca

Deal found 12/28

$322

Wed 2/114:55 pmEZE - SJO

1 stop10h 20mAvianca

Deal found 12/27

$322

Thu 4/97:00 amAEP - SJO

1 stop11h 50mAvianca

Deal found 12/26

$323

Wed 4/82:30 amEZE - SJO

1 stop10h 35mAvianca

Deal found 12/26

$323

Sun 3/16:15 amEZE - SJO

Nonstop9h 40mAvianca

Deal found 12/26

$326

Wed 5/67:00 amAEP - SJO

1 stop10h 05mAvianca

Deal found 12/26

$327

Wed 2/117:00 amAEP - SJO

1 stop11h 20mAvianca

Deal found 12/27

$330

Find flight deals from Buenos Aires to San José

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$517 (Avianca)
One-way from	$301 (Kiwi.com)
Popular in	January
Cheapest in	November
Average price	$652
Good round-trip deal	$454 or less

Provider with most accurate pricing for Buenos Aires (BUE)-San José Juan Santamaria Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Buenos Aires (BUE)-San José Juan Santamaria Intl flights.

Search Deals

From Buenos Aires (BUE) to San José Juan Santamaria Intl

Search Deals

One-way flight from Buenos Aires (BUE) to San José Juan Santamaria Intl

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($96 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Buenos Aires (BUE) to San José Juan Santamaria Intl.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buenos Aires to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Fri 3/20

11:55 pm-3:35 pm

2 stops18h 40m

San José Juan Santamaria Intl

Wed 4/22

1:55 am-5:40 am

1 stop24h 45m

$550

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Mon 3/9

10:30 pm-3:35 pm

2 stops20h 05m

San José Juan Santamaria Intl

Fri 3/20

5:00 pm-7:55 am

1 stop11h 55m

$565

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Mon 3/9

8:00 am-3:35 pm

1 stop10h 35m

San José Juan Santamaria Intl

Fri 3/20

5:00 pm-6:43 pm

2 stops22h 43m

$565

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Thu 2/5

2:40 am-9:40 pm

1 stop22h 00m

San José Juan Santamaria Intl

Sun 2/22

4:45 pm-5:10 am

Nonstop9h 25m

$632

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Fri 3/20

5:15 pm-3:35 pm

1 stop25h 20m

San José Juan Santamaria Intl

Thu 4/23

4:55 pm-7:40 am

1 stop11h 45m

$636

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Thu 2/19

10:30 pm-3:35 pm

2 stops20h 05m

San José Juan Santamaria Intl

Tue 3/3

5:00 pm-7:55 am

1 stop11h 55m

$662

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Wed 4/1

9:05 pm-11:45 pm

2 stops29h 40m

San José Juan Santamaria Intl

Sat 4/18

4:55 pm-7:40 am

1 stop11h 45m

$664

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Mon 3/9

10:30 pm-3:35 pm

2 stops20h 05m

San José Juan Santamaria Intl

Fri 3/20

1:22 pm-7:40 pm

2 stops27h 18m

$664

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Thu 3/19

10:30 pm-3:35 pm

2 stops20h 05m

San José Juan Santamaria Intl

Sat 4/4

4:55 pm-4:00 pm

1 stop20h 05m

$688

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Fri 5/8

5:55 am-12:35 pm

1 stop9h 40m

San José Juan Santamaria Intl

Wed 5/20

3:00 pm-12:10 am

1 stop30h 10m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 34 results

Compare providers for flights from Buenos Aires to San José

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buenos Aires to San José in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*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 Buenos Aires-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buenos Aires-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Buenos Aires-San José flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Buenos Aires-San José 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 Buenos Aires-San José 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 Buenos Aires to San José

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

How far ahead should I book a flight from Buenos Aires to San José?

The best time to book flights from Buenos Aires to San José is 11 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Buenos Aires to San José?

Currently, December is the cheapest month in which you can book a flight from Buenos Aires to San José (average of $300). Flying from Buenos Aires to San José in July is currently the most expensive (average of $447). 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 BUE to SJO?

When flying from Buenos Aires to San José, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing San José

Get a feel of what it's like to fly with Copa Airlines, LATAM Airlines, and GOL from Buenos Aires to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Copa Airlines

7.6

Good

1,561 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Copa Airlines

7.6

Good

1,561 reviews

Copa Airlines

7.6

Good

1,561 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

LATAM Airlines

7.5

Good

1,895 reviews

Copa Airlines

7.6

Good

1,561 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

GOL

7.3

Good

1,139 reviews

Copa Airlines

7.6

Good

1,561 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Avianca

6.6

Okay

2,488 reviews

Copa Airlines

7.6

Good

1,561 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Related info for your journey

What airport do you fly into for flights to San José from Buenos Aires?
San José Juan Santamaria Intl (SJO) is the airport you will fly into if you book a flight from Buenos Aires to San José. You should not have trouble finding flights to Juan Santamaria Intl from Buenos Aires; the airport handles an average of 0 inbound flights from Buenos Aires per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the San José airport from Buenos Aires. It is only a 8.8 mi journey from Juan Santamaria Intl (SJO) to San José’s city center.
How long is the flight from Buenos Aires to San José?
For as low as $517, Avianca can have you in San José from Buenos Aires in 9h 30m. The distance from Buenos Aires to San José is about 3520 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Buenos Aires to San José round-trip?
Our cheapest airline available from Buenos Aires to San José is Copa Airlines. Our recent data shows that you can find tickets from as low as $274 on this airline. Additional options worth looking into are LATAM Airlines and Avianca, starting at $454 and $466 round-trip. Copa Airlines is currently priced 56% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Buenos Aires to San José one-way?
The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $273. However, be on the lookout for offers from LATAM Airlines and Copa Airlines, as they are both options that can get you from Buenos Aires to San José for a low price.
What are the cheapest flights from Buenos Aires to San José?
The cheapest flight price from Buenos Aires to San José is $454. On average you can expect to pay $1,045. The most popular route, (Buenos Aires Jorge Newbery - San José Juan Santamaria Intl), can usually be booked for $592.
Can I find deals for flights from Buenos Aires to San José that include hotel bookings?
Yes. In addition to deals on Buenos Aires to San José flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buenos Aires to San José?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to San José.
Can I find deals for business class flights from Buenos Aires to San José?
Yes. Cheapflights offers flight deals from Buenos Aires 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 Buenos Aires to San José?
Currently, December is the cheapest month in which you can book a flight from Buenos Aires to San José (average of $300). Flying from Buenos Aires to San José in July is currently the most expensive (average of $447). 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

Manuel Antonio

Alajuela

Monteverde

Jacó

Heredia

Dominical

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Alternative routes for Buenos Aires to San José

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Other flights to San José

Top 3 airlines flying from Buenos Aires to San José

Airline	Cheapest	Average	Flexibility	On-time
Copa Airlines	Cheapest$396	Average$664	FlexibilityNo cancel fee	On-time70%
LATAM Airlines	Cheapest$454	Average$595	FlexibilityNo cancel fee	On-time81%
Avianca	Cheapest$466	Average$704	FlexibilityNo cancel fee	On-time71%

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$301+ Cheap flights from Buenos Aires (BUE) 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buenos Aires to San José with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheapflights Tip: The best prices from Buenos Aires to San José Juan Santamaria Intl are usually found in November or September, booked 11 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Buenos Aires to San José

Cheapest flights from Buenos Aires to San JoséExplore the most affordable flight options available from Buenos Aires to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Explore the most affordable flight options available from Buenos Aires to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Find flight deals from Buenos Aires to San José

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Use the filters below to find and compare flights from Buenos Aires to San José that are best for you.

Compare providers for flights from Buenos Aires 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 Buenos Aires to San José in December.

Best time to book a flight from Buenos Aires to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Buenos Aires with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Buenos Aires to San José

How far ahead should I book a flight from Buenos Aires to San José?

Use this chart to determine the optimal time to book a round-trip flight from Buenos Aires to San José. Price data was last updated on December 26, 2025.

What is the cheapest month to book a flight from Buenos Aires to San José?

What is the cheapest time of day to fly from BUE to SJO?

Find hourly flight availability from Buenos Aires 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 December 28, 2025.

Reviews of airlines servicing San José

Get a feel of what it's like to fly with Copa Airlines, LATAM Airlines, and GOL from Buenos Aires to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires 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 airport do you fly into for flights to San José from Buenos Aires?

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What are the cheapest airlines flying from Buenos Aires to San José round-trip?

What are the cheapest airlines to fly from Buenos Aires to San José one-way?

What are the cheapest flights from Buenos Aires to San José?

Can I find deals for flights from Buenos Aires to San José that include hotel bookings?

How can I find direct flights from Buenos Aires to San José?

Can I find deals for business class flights from Buenos Aires to San José?

What is the cheapest month to book a flight from Buenos Aires to San José?

Traveling to a place near San José?

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Alternative routes for Buenos Aires to San José

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Top 3 airlines flying from Buenos Aires to San José

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Cheapest flights from Buenos Aires to San José
Explore the most affordable flight options available from Buenos Aires to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.