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

For as low as $457, Copa Airlines can have you in San José from Buenos Aires in 10h 50m. 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 $396 on this airline. Additional options worth looking into are LATAM Airlines and Avianca, starting at $454 and $474 round-trip. Copa Airlines is currently priced 38% below the average price you’ll pay for this route.

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 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-San José flight deals on Cheapflights vs. FlightHub >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 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 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.

$252+ Cheap Flights from Buenos Aires to San José

Q: How much does it cost to fly round-trip from Buenos Aires to San José?

Airfare is below average for this route at the moment. Buenos Aires to San José flights typically cost between $486 and $665 in December. The cheapest round-trip price found within the last 3 days was $435 on Avianca (Dec 8-Dec 15).

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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.

3. Compare prices and book

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 September or October, booked 57 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Buenos Aires to San José

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$435 (Avianca)
One-way from	$252 (FlightHub)
Popular in	January
Cheapest in	September
Average price	$555

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. 15% potential increase in price ($114 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 October 2025

Search Deals

Find 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 October 23, 2025.

Mon 12/87:30 amEZE - SJO

1 stop10h 50mAvianca

Mon 12/1510:55 amSJO - EZE

1 stop11h 40mAvianca

Deal found 10/22

$435

Sun 10/262:40 amEZE - SJO

1 stop22h 00mAvianca

Tue 10/284:15 pmSJO - EZE

1 stop29h 20mAvianca

Deal found 10/23

$437

Thu 12/47:30 amEZE - SJO

1 stop14h 45mAvianca

Thu 12/114:15 pmSJO - EZE

1 stop10h 35mAvianca

Deal found 10/22

$438

Sun 11/237:30 amEZE - SJO

1 stop19h 45mAvianca

Thu 12/44:45 pmSJO - EZE

1 stop9h 05mAvianca

Deal found 10/23

$447

Thu 10/3010:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Thu 11/65:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 10/22

$455

Thu 12/48:00 amEZE - SJO

1 stop10h 35mLATAM Airlines

Thu 12/115:00 pmSJO - EZE

2 stops22h 43mLATAM Airlines

Deal found 10/23

$455

Thu 10/306:15 amEZE - SJO

Nonstop9h 30mAvianca

Thu 11/64:45 pmSJO - EZE

Nonstop9h 05mAvianca

Deal found 10/22

$456

Thu 10/309:59 amEZE - SJO

1 stop11h 59mCopa Airlines

Thu 11/610:08 amSJO - EZE

1 stop9h 23mCopa Airlines

Deal found 10/22

$457

Mon 12/19:55 pmEZE - SJO

2 stops20h 40mMultiple Airlines

Tue 3/104:20 pmSJO - EZE

1 stop30h 15mMultiple Airlines

Deal found 10/22

$464

Thu 11/207:00 amAEP - SJO

1 stop15h 15mMultiple Airlines

Mon 12/85:00 pmSJO - AEP

1 stop20h 00mMultiple Airlines

Deal found 10/21

$496

Sun 11/2310:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Thu 12/45:00 pmSJO - AEP

1 stop22h 40mLATAM Airlines

Deal found 10/23

$501

Mon 12/110:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Tue 3/105:00 pmSJO - AEP

2 stops15h 40mLATAM Airlines

Deal found 10/23

$504

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 October 23, 2025.

Thu 12/49:03 amEZE - SJO

1 stop10h 50mCopa Airlines

Wed 12/104:08 amSJO - EZE

1 stop15h 23mCopa Airlines

Deal found 10/23

$457

Wed 4/17:00 amAEP - SJO

1 stop10h 05mMultiple Airlines

Wed 4/85:00 pmSJO - AEP

1 stop20h 05mMultiple Airlines

Deal found 10/22

$496

Sun 11/238:25 pmAEP - SJO

1 stop22h 10mLATAM Airlines

Thu 12/45:00 pmSJO - AEP

1 stop20h 00mLATAM Airlines

Deal found 10/23

$542

Wed 4/17:00 amAEP - SJO

1 stop10h 05mAvianca

Sat 4/184:45 pmSJO - AEP

1 stop9h 55mAvianca

Deal found 10/21

$586

Mon 12/85:16 amEZE - SJO

1 stop11h 37mCopa Airlines

Sun 12/144:08 amSJO - EZE

1 stop15h 23mCopa Airlines

Deal found 10/22

$479

Thu 11/207:00 amAEP - SJO

1 stop15h 15mMultiple Airlines

Mon 12/85:00 pmSJO - AEP

1 stop20h 00mMultiple Airlines

Deal found 10/21

$496

Wed 3/43:47 amEZE - SJO

1 stop16h 00mCopa Airlines

Mon 3/1610:08 amSJO - EZE

1 stop15h 02mCopa Airlines

Deal found 10/22

$489

Sun 11/3010:30 pmAEP - SJO

2 stops44h 05mLATAM Airlines

Tue 12/95:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 10/20

$547

Thu 12/47:00 amAEP - SJO

1 stop11h 20mAvianca

Thu 12/114:15 pmSJO - AEP

1 stop10h 25mAvianca

Deal found 10/23

$586

Wed 12/172:32 pmEZE - SJO

1 stop10h 34mCopa Airlines

Sun 1/46:08 pmSJO - EZE

1 stop10h 49mCopa Airlines

Deal found 10/23

$495

Mon 12/19:05 pmAEP - SJO

2 stops21h 30mLATAM Airlines

Tue 3/105:00 pmSJO - AEP

2 stops14h 30mLATAM Airlines

Deal found 10/22

$553

Wed 3/257:00 amAEP - SJO

1 stop11h 20mAvianca

Fri 4/33:00 pmSJO - AEP

1 stop11h 40mAvianca

Deal found 10/22

$593

Wed 11/193:57 amEZE - SJO

1 stop15h 43mCopa Airlines

Sun 12/74:08 amSJO - EZE

1 stop15h 23mCopa Airlines

Deal found 10/22

$506

Thu 12/410:30 pmAEP - SJO

2 stops27h 56mLATAM Airlines

Thu 12/115:00 pmSJO - AEP

1 stop22h 40mLATAM Airlines

Deal found 10/22

$560

Mon 11/172:15 amEZE - SJO

1 stop9h 50mCopa Airlines

Thu 11/2710:08 amSJO - EZE

1 stop11h 52mCopa Airlines

Deal found 10/21

$528

Wed 4/111:55 pmAEP - SJO

2 stops18h 40mLATAM Airlines

Sat 4/185:00 pmSJO - AEP

1 stop20h 05mLATAM Airlines

Deal found 10/21

$587

Sat 11/2912:08 amEZE - SJO

1 stop10h 25mCopa Airlines

Tue 12/910:08 amSJO - EZE

1 stop9h 23mCopa Airlines

Deal found 10/20

$528

Last-minute flights from Buenos Aires to San José
Discover last-minute flight deals from Buenos Aires to San José. Data last updated October 23, 2025 and is based on user searches.

Sun 10/262:40 amEZE - SJO

1 stop22h 00mAvianca

Tue 10/284:15 pmSJO - EZE

1 stop29h 20mAvianca

Deal found 10/23

$437

Sun 10/269:05 pmAEP - SJO

2 stops21h 30mLATAM Airlines

Sat 11/15:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 10/21

$507

Thu 10/3010:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Thu 11/65:00 pmSJO - AEP

1 stop11h 55mLATAM Airlines

Deal found 10/22

$455

Thu 10/306:15 amEZE - SJO

Nonstop9h 30mAvianca

Thu 11/64:45 pmSJO - EZE

Nonstop9h 05mAvianca

Deal found 10/22

$456

Thu 10/305:16 amEZE - SJO

1 stop11h 37mCopa Airlines

Thu 11/610:08 amSJO - EZE

1 stop9h 23mCopa Airlines

Deal found 10/23

$457

Fri 10/313:57 amEZE - SJO

1 stop15h 43mCopa Airlines

Thu 11/66:07 pmSJO - EZE

1 stop10h 52mCopa Airlines

Deal found 10/23

$479

Tue 11/184:55 pmEZE - SJO

1 stop10h 20mAvianca

Thu 11/274:45 pmSJO - EZE

1 stop9h 05mAvianca

Deal found 10/21

$472

Wed 11/193:57 amEZE - SJO

1 stop15h 43mCopa Airlines

Thu 11/278:47 amSJO - EZE

1 stop13h 13mCopa Airlines

Deal found 10/21

$487

Thu 11/207:00 amAEP - SJO

1 stop15h 15mMultiple Airlines

Mon 12/85:00 pmSJO - AEP

1 stop20h 00mMultiple Airlines

Deal found 10/21

$496

Sun 11/237:30 amEZE - SJO

1 stop19h 45mAvianca

Thu 12/44:45 pmSJO - EZE

1 stop9h 05mAvianca

Deal found 10/23

$447

Sun 11/2310:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Thu 12/45:00 pmSJO - AEP

1 stop22h 40mLATAM Airlines

Deal found 10/23

$501

Sun 11/306:15 amEZE - SJO

1 stop9h 40mAvianca

Tue 12/94:50 pmSJO - EZE

1 stop9h 20mAvianca

Deal found 10/20

$485

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 October 23, 2025.

Sat 11/222:40 amEZE - SJO

1 stop22h 00mAvianca

Deal found 10/23

$252

Fri 10/315:55 amEZE - SJO

Nonstop9h 40mAvianca

Deal found 10/22

$254

Sat 11/16:15 amEZE - SJO

1 stop9h 30mAvianca

Deal found 10/23

$255

Wed 11/53:40 pmAEP - SJO

2 stops26h 55mLATAM Airlines

Deal found 10/23

$256

Thu 12/117:30 amEZE - SJO

1 stop10h 50mAvianca

Deal found 10/21

$257

Fri 10/313:57 amEZE - SJO

1 stop12h 56mCopa Airlines

Deal found 10/22

$258

Sun 11/2310:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Deal found 10/23

$260

Fri 11/77:06 pmAEP - SJO

2 stops23h 29mMultiple Airlines

Deal found 10/23

$263

Sun 11/25:15 amEZE - SJO

1 stop9h 40mAvianca

Deal found 10/22

$264

Mon 11/246:15 amEZE - SJO

1 stop9h 30mAvianca

Deal found 10/21

$267

Thu 11/2710:30 pmAEP - SJO

2 stops20h 05mLATAM Airlines

Deal found 10/21

$270

Wed 10/292:40 amEZE - SJO

1 stop22h 00mAvianca

Deal found 10/22

$271

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

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Thu 12/4

9:03 am-4:53 pm

1 stop10h 50m

San José Juan Santamaria Intl

Wed 12/10

4:08 am-10:31 pm

1 stop15h 23m

$457

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Mon 12/8

5:16 am-1:53 pm

1 stop11h 37m

San José Juan Santamaria Intl

Sun 12/14

4:08 am-10:31 pm

1 stop15h 23m

$479

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Wed 3/4

3:47 am-4:47 pm

1 stop16h 00m

San José Juan Santamaria Intl

Mon 3/16

10:08 am-4:10 am

1 stop15h 02m

$489

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Wed 12/17

2:32 pm-10:06 pm

1 stop10h 34m

San José Juan Santamaria Intl

Sun 1/4

6:08 pm-7:57 am

1 stop10h 49m

$495

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Wed 4/1

7:00 am-2:05 pm

1 stop10h 05m

San José Juan Santamaria Intl

Wed 4/8

5:00 pm-4:05 pm

1 stop20h 05m

$496

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Thu 11/20

7:00 am-7:15 pm

1 stop15h 15m

San José Juan Santamaria Intl

Mon 12/8

5:00 pm-4:00 pm

1 stop20h 00m

$496

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Wed 11/19

3:57 am-4:40 pm

1 stop15h 43m

San José Juan Santamaria Intl

Sun 12/7

4:08 am-10:31 pm

1 stop15h 23m

$506

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Mon 11/17

2:15 am-9:05 am

1 stop9h 50m

San José Juan Santamaria Intl

Thu 11/27

10:08 am-1:00 am

1 stop11h 52m

$528

Buenos AiresSan José

EZE - SJO

EZESJO

Buenos Aires Ministro Pistarini

Sat 11/29

12:08 am-7:33 am

1 stop10h 25m

San José Juan Santamaria Intl

Tue 12/9

10:08 am-10:31 pm

1 stop9h 23m

$528

Buenos AiresSan José

AEP - SJO

AEPSJO

Buenos Aires Jorge Newbery

Sun 11/23

8:25 pm-3:35 pm

1 stop22h 10m

San José Juan Santamaria Intl

Thu 12/4

5:00 pm-4:00 pm

1 stop20h 00m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 37 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 October.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Buenos Aires-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-San José flight deals on Cheapflights vs. FlightHub >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 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 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 57 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, October is the cheapest month in which you can book a flight from Buenos Aires to San José (average of $263). Flying from Buenos Aires to San José in July is currently the most expensive (average of $454). 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?

It’s typically best to fly out from Buenos Aires to San José in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Buenos Aires to San José?

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

1,558 reviews

Reviews

1 / 20

10.0

Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

Copa Airlines

7.6

Good

1,558 reviews

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

10.0

Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

LATAM Airlines

7.5

Good

1,870 reviews

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

10.0

Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

GOL

7.3

Good

1,117 reviews

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

10.0

Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

Avianca

6.7

Okay

2,460 reviews

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

10.0

Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

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 $457, Copa Airlines can have you in San José from Buenos Aires in 10h 50m. 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 $396 on this airline. Additional options worth looking into are LATAM Airlines and Avianca, starting at $454 and $474 round-trip. Copa Airlines is currently priced 38% below the average price you’ll pay for this route.
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, October is the cheapest month in which you can book a flight from Buenos Aires to San José (average of $263). Flying from Buenos Aires to San José in July is currently the most expensive (average of $454). 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

Heredia

Manuel Antonio

Alajuela

Monteverde

Jacó

Dominical

Browse thousands of different options on Cheapflights for your next trip

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$690	FlexibilityNo cancel fee	On-time70%
LATAM Airlines	Cheapest$454	Average$597	FlexibilityNo cancel fee	On-time81%
Avianca	Cheapest$474	Average$669	FlexibilityNo cancel fee	On-time71%

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$252+ 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 11/22. 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 September or October, booked 57 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Buenos Aires to San José

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 October 23, 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 October 23, 2025.

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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 October.

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.

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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 October 17, 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 October 23, 2025.

How much does it cost to fly round-trip from Buenos Aires to San José?

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?

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

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

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 October 23, 2025.