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Cheap flights from San José to Buenos Aires from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to Buenos Aires departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San José to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
1:40 pm - 3:00 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 20m1 stop Lima J Chavez Intl
LATAM Airlines Logo
7:20 am - 3:55 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
11h 35m1 stop Lima J Chavez Intl
$545LATAM Airlines
Mon, Nov 2 - Wed, Nov 11
LATAM Airlines Logo
1:40 pm - 3:00 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 20m1 stop Lima J Chavez Intl
LATAM Airlines Logo
4:00 am - 3:55 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
14h 55m1 stop Lima J Chavez Intl
$545LATAM Airlines
Mon, Nov 2 - Tue, Nov 10
LATAM Airlines Logo
1:40 pm - 3:00 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 20m1 stop Lima J Chavez Intl
LATAM Airlines Logo
7:20 am - 3:55 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
11h 35m1 stop Lima J Chavez Intl
$545LATAM Airlines
Sun, Nov 1 - Sat, Nov 7
Copa Airlines Logo
10:03 am - 1:11 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 08m1 stop Panama City Tocumen Intl
Copa Airlines Logo
4:02 am - 1:51 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
12h 49m1 stop Panama City Tocumen Intl
$548Copa Airlines
Tue, Oct 27 - Wed, Nov 4
Copa Airlines Logo
10:03 am - 1:11 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 08m1 stop Panama City Tocumen Intl
Copa Airlines Logo
2:02 am - 9:07 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
10h 05m1 stop Panama City Tocumen Intl
$548Copa Airlines
Wed, Oct 28 - Tue, Nov 10
Copa Airlines Logo
10:03 am - 3:34 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
14h 31m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:40 am - 10:59 amEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
10h 19m1 stop Panama City Tocumen Intl
$548Copa Airlines
Tue, Nov 3 - Tue, Nov 10
Multiple Airlines Logo
1:45 am - 3:50 pmSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
11h 05m1 stop Bogotá El Dorado
Multiple Airlines Logo
6:35 am - 5:08 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
13h 33m1 stop Santo Domingo Las Americas
$552Multiple Airlines
Thu, Oct 29 - Tue, Nov 3
Multiple Airlines Logo
4:15 pm - 5:50 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
10h 35m1 stop Bogotá El Dorado
Multiple Airlines Logo
6:35 am - 5:08 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
13h 33m1 stop Santo Domingo Las Americas
$553Multiple Airlines
Tue, Oct 27 - Tue, Nov 3
Avianca Logo
10:05 am - 1:20 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
12h 15m1 stop Medellín Jose Maria Cordova Intl
Avianca Logo
7:30 am - 3:20 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
10h 50m1 stop Bogotá El Dorado
$562Avianca
Sat, Oct 17 - Wed, Oct 28
Avianca Logo
4:55 pm - 5:00 amSJO  San José Juan Santamaria Intl-EZE Buenos Aires Ministro Pistarini
9h 05m1 stop Quito Mariscal Sucr
Avianca Logo
6:15 am - 12:55 pmEZE  Buenos Aires Ministro Pistarini-SJO San José Juan Santamaria Intl
9h 40m1 stop Guayaquil Jose Joaquin de Olmedo
$574Avianca
Wed, Oct 21 - Wed, Oct 28

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Copa Airlines flights from San José to Buenos Aires Ministro Pistarini Airport

Our best Copa Airlines deals on San José to Buenos Aires Ministro Pistarini Airport flight tickets
Copa Airlines
Oct 27
SJO10:03 amSan José Juan Santamaria Intl
12h 08m
1 stop
EZE1:11 amBuenos Aires Ministro Pistarini
Nov 4
EZE4:02 amBuenos Aires Ministro Pistarini
12h 49m
1 stop
SJO1:51 pmSan José Juan Santamaria Intl
$548
Copa Airlines
Nov 3
SJO12:04 pmSan José Juan Santamaria Intl
11h 48m
1 stop
EZE2:52 amBuenos Aires Ministro Pistarini
Nov 8
EZE10:43 pmBuenos Aires Ministro Pistarini
15h 16m
1 stop
SJO10:59 amSan José Juan Santamaria Intl
$569
Copa Airlines
Nov 4
SJO12:04 pmSan José Juan Santamaria Intl
11h 48m
1 stop
EZE2:52 amBuenos Aires Ministro Pistarini
Nov 23
EZE3:40 amBuenos Aires Ministro Pistarini
11h 40m
1 stop
SJO12:20 pmSan José Juan Santamaria Intl
$584

LATAM Airlines flights from San José to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on San José to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Nov 1
SJO1:40 pmSan José Juan Santamaria Intl
10h 20m
1 stop
EZE3:00 amBuenos Aires Ministro Pistarini
Nov 7
EZE7:20 amBuenos Aires Ministro Pistarini
11h 35m
1 stop
SJO3:55 pmSan José Juan Santamaria Intl
$545
LATAM Airlines
Nov 1
SJO1:40 pmSan José Juan Santamaria Intl
10h 20m
1 stop
EZE3:00 amBuenos Aires Ministro Pistarini
Nov 7
EZE11:20 amBuenos Aires Ministro Pistarini
28h 15m
2 stops
SJO12:35 pmSan José Juan Santamaria Intl
$546
LATAM Airlines
Nov 2
SJO1:40 pmSan José Juan Santamaria Intl
10h 20m
1 stop
EZE3:00 amBuenos Aires Ministro Pistarini
Nov 17
EZE4:00 amBuenos Aires Ministro Pistarini
14h 55m
1 stop
SJO3:55 pmSan José Juan Santamaria Intl
$557

momondo Fare Finder

 
Customize your flight search to find flights from San José to Buenos Aires Ministro Pistarini Airport 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, momondo users made 832,500 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from San José to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Mon 11/2

1:40 pm-3:00 am

1 stop10h 20m

Buenos Aires Ministro Pistarini

Wed 11/11

7:20 am-3:55 pm

1 stop11h 35m

$545

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Mon 11/2

1:40 pm-3:00 am

1 stop10h 20m

Buenos Aires Ministro Pistarini

Tue 11/10

4:00 am-3:55 pm

1 stop14h 55m

$545

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Sun 11/1

1:40 pm-3:00 am

1 stop10h 20m

Buenos Aires Ministro Pistarini

Sat 11/7

7:20 am-3:55 pm

1 stop11h 35m

$545

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Tue 10/27

10:03 am-1:11 am

1 stop12h 08m

Buenos Aires Ministro Pistarini

Wed 11/4

4:02 am-1:51 pm

1 stop12h 49m

$548

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Wed 10/28

10:03 am-1:11 am

1 stop12h 08m

Buenos Aires Ministro Pistarini

Tue 11/10

2:02 am-9:07 am

1 stop10h 05m

$548

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Tue 11/3

10:03 am-3:34 am

1 stop14h 31m

Buenos Aires Ministro Pistarini

Tue 11/10

3:40 am-10:59 am

1 stop10h 19m

$548

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Thu 10/29

1:45 am-3:50 pm

1 stop11h 05m

Buenos Aires Ministro Pistarini

Tue 11/3

6:35 am-5:08 pm

1 stop13h 33m

$552

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Tue 10/27

4:15 pm-5:50 am

1 stop10h 35m

Buenos Aires Ministro Pistarini

Tue 11/3

6:35 am-5:08 pm

1 stop13h 33m

$553

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Sat 10/17

10:05 am-1:20 am

1 stop12h 15m

Buenos Aires Ministro Pistarini

Wed 10/28

7:30 am-3:20 pm

1 stop10h 50m

$562
Quickest round-trip

San JoséBuenos Aires

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

SJOEZE

San José Juan Santamaria Intl

Wed 10/21

4:55 pm-5:00 am

1 stop9h 05m

Buenos Aires Ministro Pistarini

Wed 10/28

6:15 am-12:55 pm

1 stop9h 40m

$574

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San José to Buenos Aires Ministro Pistarini Airport

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 San José and Buenos Aires Ministro Pistarini Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $372 to $568.
The lowest price recently found on this route was $545.

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of May, then book flights to Buenos Aires Ministro Pistarini Airport from San José during April instead. Flights to Buenos Aires Ministro Pistarini Airport in April, while not as cheap as those in May, still average around $467.

What is the cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

Our data shows that Tuesday is the least expensive day to fly to Buenos Aires Ministro Pistarini Airport. Tickets to fly out on this day can be as low as $424. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires Ministro Pistarini Airport on Saturday is $673.

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

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

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

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $539 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires Ministro Pistarini Airport from San José for as low as $489 on momondo.

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

There are 3 cabin classes available to choose from on San José to Buenos Aires Ministro Pistarini Airport 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 San José to Buenos Aires Ministro Pistarini Airport flights?

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

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

As of August 2026, prices for San José to Buenos Aires Ministro Pistarini Airport flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from San José to Buenos Aires Ministro Pistarini Airport

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

Cheap San José to Buenos Aires Ministro Pistarini Airport (SJO to EZE) flight deals and tips

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

Best Price Found

$548

Fastest flight time

9h 05m

Direct flights

Tue and Thu
The best flight deal from San José to Buenos Aires Ministro Pistarini Airport found on momondo in the last 72 hours is $548
The fastest flight from San José to Buenos Aires Ministro Pistarini Airport takes 9h 05m
Direct flights go from San José to Buenos Aires Ministro Pistarini Airport on Tuesday and Thursday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from San José to Buenos Aires Ministro Pistarini Airport

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

    A flight from San José Juan Santamaria Intl to Buenos Aires Ministro Pistarini will travel around 3512.8 mi. A reasonable flight in good conditions will take 9h 05m.

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

    Prices for flights from San José Juan Santamaria Intl Airport to Buenos Aires Ministro Pistarini Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini 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 Buenos Aires Ministro Pistarini 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 San José to Buenos Aires Ministro Pistarini Airport?

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

Best airlines flying from San José to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from San José to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $270Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $337Free CancellationRating
7.4
1,980 reviews
Search LATAM Airlines flights
AviancaPriceFrom $341Free CancellationRating
6.5
2,538 reviews
Search Avianca flights

  • Avianca Flights From San José to Buenos Aires Ministro Pistarini Airport

    Across 1 Avianca flight from San José to Buenos Aires Ministro Pistarini Airport this week, the average price was $532, with the best Avianca deals starting from $341 round-trip. 2,538 users have rated Avianca on momondo, with an average score of 6.5/10.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San José to Buenos Aires. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Buenos Aires from San José on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between San José and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Buenos Aires from San José are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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