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Cheap flights from Buenos Aires to San José from $318

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
1:40 am - 8:50 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
10h 10m1 stop Bogotá El Dorado
Avianca Logo
9:30 am - 12:30 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 00m1 stop Bogotá El Dorado
$573Avianca
Fri, Nov 20 - Tue, Nov 24
Avianca Logo
7:25 am - 4:20 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
11h 55m1 stop Bogotá El Dorado
Avianca Logo
9:30 am - 12:30 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 00m1 stop Bogotá El Dorado
$574Avianca
Tue, Nov 17 - Tue, Nov 24
Avianca Logo
4:50 pm - 12:30 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
10h 40m1 stop Bogotá El Dorado
Avianca Logo
9:30 am - 12:30 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 00m1 stop Bogotá El Dorado
$585Avianca
Fri, Nov 20 - Tue, Nov 24
LATAM Airlines Logo
8:05 pm - 12:35 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
19h 30m1 stop Lima J Chavez Intl
LATAM Airlines Logo
4:55 pm - 6:20 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 25m1 stop Lima J Chavez Intl
$589LATAM Airlines
Fri, Dec 4 - Tue, Dec 8
LATAM Airlines Logo
8:40 am - 3:55 pmAEP  Buenos Aires Jorge Newbery-SJO San José Juan Santamaria Intl
10h 15m1 stop Lima J Chavez Intl
LATAM Airlines Logo
4:55 pm - 7:40 amSJO  San José Juan Santamaria Intl-AEP Buenos Aires Jorge Newbery
11h 45m1 stop Lima J Chavez Intl
$589LATAM Airlines
Sun, Apr 25 - Sun, May 2
LATAM Airlines Logo
8:40 am - 3:55 pmAEP  Buenos Aires Jorge Newbery-SJO San José Juan Santamaria Intl
10h 15m1 stop Lima J Chavez Intl
LATAM Airlines Logo
4:55 pm - 8:30 amSJO  San José Juan Santamaria Intl-AEP Buenos Aires Jorge Newbery
12h 35m1 stop Lima J Chavez Intl
$589LATAM Airlines
Fri, Apr 9 - Sun, Apr 18
Copa Airlines Logo
4:20 am - 10:59 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
9h 39m1 stop Panama City Tocumen Intl
Copa Airlines Logo
12:02 pm - 2:10 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
11h 08m1 stop Panama City Tocumen Intl
$641Copa Airlines
Sun, Nov 22 - Mon, Dec 14
Copa Airlines Logo
12:05 am - 7:04 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
9h 59m1 stop Panama City Tocumen Intl
Copa Airlines Logo
4:04 am - 12:28 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
17h 24m1 stop Panama City Tocumen Intl
$641Copa Airlines
Thu, Feb 25 - Sat, Mar 6
Multiple Airlines Logo
4:00 am - 11:41 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
22h 41m2 stops Lima J Chavez Intl Mexico City Benito Juarez
Multiple Airlines Logo
4:55 pm - 6:20 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 25m1 stop Lima J Chavez Intl
$709Multiple Airlines
Fri, Apr 9 - Sun, Apr 18
Multiple Airlines Logo
4:00 am - 11:41 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
22h 41m2 stops Lima J Chavez Intl Mexico City Benito Juarez
Multiple Airlines Logo
4:55 pm - 6:20 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 25m1 stop Lima J Chavez Intl
$709Multiple Airlines
Tue, Apr 13 - Sat, Apr 17

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Copa Airlines flights from Buenos Aires to San José

Our best Copa Airlines deals on Buenos Aires to San José flight tickets
Copa Airlines
Nov 22
EZE4:20 amBuenos Aires Ministro Pistarini
9h 39m
1 stop
SJO10:59 amSan José Juan Santamaria Intl
Nov 30
SJO12:04 pmSan José Juan Santamaria Intl
9h 48m
1 stop
EZE12:52 amBuenos Aires Ministro Pistarini
$641
Copa Airlines
Dec 1
EZE12:05 amBuenos Aires Ministro Pistarini
10h 00m
1 stop
SJO7:05 amSan José Juan Santamaria Intl
Dec 2
SJO12:02 pmSan José Juan Santamaria Intl
13h 23m
1 stop
EZE4:25 amBuenos Aires Ministro Pistarini
$659
Copa Airlines
Nov 22
EZE4:20 amBuenos Aires Ministro Pistarini
9h 39m
1 stop
SJO10:59 amSan José Juan Santamaria Intl
Nov 29
SJO12:04 pmSan José Juan Santamaria Intl
12h 06m
1 stop
EZE3:10 amBuenos Aires Ministro Pistarini
$662

LATAM Airlines flights from Buenos Aires to San José

Our best LATAM Airlines deals on Buenos Aires to San José flight tickets
LATAM Airlines
Dec 4
EZE8:05 pmBuenos Aires Ministro Pistarini
19h 30m
1 stop
SJO12:35 pmSan José Juan Santamaria Intl
Dec 8
SJO4:55 pmSan José Juan Santamaria Intl
10h 25m
1 stop
EZE6:20 amBuenos Aires Ministro Pistarini
$589
LATAM Airlines
Dec 4
EZE8:05 pmBuenos Aires Ministro Pistarini
19h 30m
1 stop
SJO12:35 pmSan José Juan Santamaria Intl
Dec 8
SJO4:55 pmSan José Juan Santamaria Intl
10h 25m
1 stop
EZE6:20 amBuenos Aires Ministro Pistarini
$614
LATAM Airlines
Nov 10
AEP10:30 pmBuenos Aires Jorge Newbery
20h 25m
2 stops
SJO3:55 pmSan José Juan Santamaria Intl
Nov 24
SJO4:55 pmSan José Juan Santamaria Intl
20h 05m
1 stop
AEP4:00 pmBuenos Aires Jorge Newbery
$638

momondo 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

Cheapest round-trip

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Fri 11/20

1:40 am-8:50 am

1 stop10h 10m

San José Juan Santamaria Intl

Tue 11/24

9:30 am-12:30 am

1 stop12h 00m

$573

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Tue 11/17

7:25 am-4:20 pm

1 stop11h 55m

San José Juan Santamaria Intl

Tue 11/24

9:30 am-12:30 am

1 stop12h 00m

$574

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Fri 11/20

4:50 pm-12:30 am

1 stop10h 40m

San José Juan Santamaria Intl

Tue 11/24

9:30 am-12:30 am

1 stop12h 00m

$585

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Fri 12/4

8:05 pm-12:35 pm

1 stop19h 30m

San José Juan Santamaria Intl

Tue 12/8

4:55 pm-6:20 am

1 stop10h 25m

$589

Buenos AiresSan José

AEP Buenos Aires Jorge Newbery - SJO San José Juan Santamaria Intl

AEPSJO

Buenos Aires Jorge Newbery

Sun 4/25

8:40 am-3:55 pm

1 stop10h 15m

San José Juan Santamaria Intl

Sun 5/2

4:55 pm-7:40 am

1 stop11h 45m

$589

Buenos AiresSan José

AEP Buenos Aires Jorge Newbery - SJO San José Juan Santamaria Intl

AEPSJO

Buenos Aires Jorge Newbery

Fri 4/9

8:40 am-3:55 pm

1 stop10h 15m

San José Juan Santamaria Intl

Sun 4/18

4:55 pm-8:30 am

1 stop12h 35m

$589
Quickest round-trip

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Sun 11/22

4:20 am-10:59 am

1 stop9h 39m

San José Juan Santamaria Intl

Mon 12/14

12:02 pm-2:10 am

1 stop11h 08m

$641

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Thu 2/25

12:05 am-7:04 am

1 stop9h 59m

San José Juan Santamaria Intl

Sat 3/6

4:04 am-12:28 am

1 stop17h 24m

$641

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Fri 4/9

4:00 am-11:41 pm

2 stops22h 41m

San José Juan Santamaria Intl

Sun 4/18

4:55 pm-6:20 am

1 stop10h 25m

$709

Buenos AiresSan José

EZE Buenos Aires Ministro Pistarini - SJO San José Juan Santamaria Intl

EZESJO

Buenos Aires Ministro Pistarini

Tue 4/13

4:00 am-11:41 pm

2 stops22h 41m

San José Juan Santamaria Intl

Sat 4/17

4:55 pm-6:20 am

1 stop10h 25m

$709

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San José from

How to get the cheapest flight ticket from Buenos Aires to San José

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buenos Aires and San José?

Prices are currently typical for flights on this route.

Typical prices usually range from $554 to $645.
The lowest price recently found on this route was $573.

What is the cheapest month to fly to San José?

In general, November is the cheapest month to fly from Buenos Aires to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $597. If you don’t want to visit San José in November, then you should wait until August to fly from Buenos Aires, when ticket prices are also cheap, with an average price of $601.

What is the cheapest Buenos Aires to San José Juan Santamaria Intl flight route?

Fly from Buenos Aires Ministro Pistarini to San José Juan Santamaria Intl for the best Buenos Aires - San José Juan Santamaria Intl flight prices

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

You are more likely to see cheaper flights to San José from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Buenos Aires for as low as $532 on momondo.

What cabin class options are available on Buenos Aires to San José flights?

There are 2 cabin classes available to choose from on Buenos Aires to San José flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buenos Aires to San José flights?

No. A direct flight is the cheapest option for a flight between Buenos Aires to San José.

How have Buenos Aires to San José flight prices changed over time?

As of October 2026, prices for Buenos Aires to San José flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Buenos Aires to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buenos Aires to San José (BUE to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to San José

Best Price Found

$318

Fastest flight time

10h 09m

Direct flights

None
The best one-way flight to San José from Buenos Aires in the past 72 hours is $318. The best round-trip flight deal from Buenos Aires to San José found on momondo in the last 72 hours is $573.
The fastest flight from Buenos Aires to San José takes 10h 09m
There are no direct flights from Buenos Aires to San José. There are no popular flight routes from Buenos Aires to San José.
Search flight deals

Frequently asked questions about flying from Buenos Aires to San José

  • How far is Buenos Aires to San José Juan Santamaria Intl by plane?

    Buenos Aires and San José Juan Santamaria Intl are 3505.7 mi apart from one another. Flights usually cover this in 10h 09m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buenos Aires to San José Juan Santamaria Intl Airport?

    Prices for flights from Buenos Aires to San José Juan Santamaria Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Buenos Aires to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Buenos Aires to San José Juan Santamaria Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents you'll need for your trip to San José Juan Santamaria Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buenos Aires to San José?

  • What is the most popular airline from Buenos Aires to San José?

Best airlines flying from Buenos Aires to San José

Compare and see reviews for airlines that fly from Buenos Aires to San José with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $467Free CancellationRating
6.5
2,549 reviews
Search Avianca flights
Copa AirlinesPriceFrom $477Free CancellationRating
7.6
1,553 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $480Free CancellationRating
7.4
1,970 reviews
Search LATAM Airlines flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Santa Elena
San Gerardo de Dota
Dominical
Esterillos Este

Why use momondo?

Why should I use momondo to find a flight deal from Buenos Aires to San José?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buenos Aires to San José for you.

Can I find flights from Buenos Aires to San José with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buenos Aires to San José flights to just show those with flexible booking policies.

How can momondo help me find flights from Buenos Aires to San José?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San José from Buenos Aires.

I’m not ready to book a flight from Buenos Aires to San José right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Buenos Aires to San José now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San José and let you know when they change.

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