SJO - EZE

$281 Find Cheap Flights from San José to Buenos Aires - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San José to Buenos Aires departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$542
Typical prices: $466-$597
Avianca
Wed 9/2Tue 9/22
SJO - EZE • 1 stop
Cheapest non-stop
$547
Typical prices: $567-$684
Avianca
Thu 9/3Tue 9/22
SJO - EZE • Non-stop
Nonstop flights
Not available
There are currently no direct flights between San José and Buenos Aires. You'll need at least 1 connection.
Insights
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Top layover airports
Quito (UIO)
Cheapest • Avg $536 (round-trip)
Guayaquil (GYE)
Shortest trip • 9h 13m (one-way)
Insights
Insights
Insights
Insights
When to travel
May
Cheapest • 18% price drop
October
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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We hope you love your trip to Buenos Aires!
Flight Deals
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Expert advice
Flight Deals

Cheap Flights from San José to Buenos Aires (SJO-EZE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San José to Buenos Aires that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San José to Buenos Aires

Wed, Sep 2 - Tue, Sep 22
Avianca Logo
1:50 am - 3:40 pm
SJO
-
EZE
10h 50m
1 stop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$542Avianca
Tue, Sep 1 - Sat, Sep 12
Avianca Logo
9:25 am - 12:25 am
SJO
-
EZE
12h 00m
1 stop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$543Avianca
Fri, Aug 14 - Fri, Aug 21
Avianca Logo
4:00 pm - 5:40 am
SJO
-
EZE
10h 40m
1 stop
Avianca Logo
6:15 am - 1:05 pm
EZE
-
SJO
9h 50mnonstop
$544Avianca
Tue, Sep 1 - Wed, Sep 9
Avianca Logo
9:25 am - 12:25 am
SJO
-
EZE
12h 00m
1 stop
Avianca Logo
6:15 am - 1:05 pm
EZE
-
SJO
9h 50mnonstop
$545Avianca
Fri, Aug 28 - Tue, Sep 29
Avianca Logo
9:25 am - 5:40 am
SJO
-
EZE
17h 15m
1 stop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$546Avianca
Thu, Sep 3 - Tue, Sep 22
Avianca Logo
5:00 pm - 5:05 am
SJO
-
EZE
9h 05mnonstop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$547Avianca
Tue, Sep 1 - Mon, Sep 7
Avianca Logo
5:00 pm - 5:05 am
SJO
-
EZE
9h 05mnonstop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$548Avianca
Tue, Aug 18 - Fri, Aug 28
Multiple Airlines Logo
4:55 pm - 6:10 am
SJO
-
EZE
10h 15m
1 stop
Multiple Airlines Logo
6:15 am - 1:05 pm
EZE
-
SJO
9h 50m
1 stop
$549Multiple Airlines
Tue, Sep 1 - Tue, Sep 15
Avianca Logo
5:00 pm - 5:05 am
SJO
-
EZE
9h 05mnonstop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$550Avianca
Tue, Aug 18 - Mon, Aug 24
Avianca Logo
5:00 pm - 5:05 am
SJO
-
EZE
9h 05mnonstop
Avianca Logo
6:10 am - 12:50 pm
EZE
-
SJO
9h 40mnonstop
$551Avianca
Booking Insights

KAYAK's insights & trends for San José to Buenos Aires flights

Get data-powered insights and trends into flights from San José to Buenos Aires to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from San José to Buenos Aires Ministro Pistarini Airport?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from San José to Buenos Aires Ministro Pistarini Airport departing in September.

What’s the cheapest day of the week to fly from San José to Buenos Aires?

The average price of all round-trip flights from San José to Buenos Aires Ministro Pistarini Airport clicked on KAYAK for each day over the last 12 months.

When flying from San José to Buenos Aires, you should consider leaving on a Tuesday and avoid Saturdays if you are looking for the best rates. For your return to San José, you’ll find the best rates on Sundays and the most expensive ones on Tuesdays.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San José to Buenos Aires Ministro Pistarini Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from San José to Buenos Aires Ministro Pistarini Airport is May, where tickets cost $436 (return) on average. On the other hand, the most expensive months are January and December, where the average cost of round-trip tickets is $640 and $602 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San José to Buenos Aires Ministro Pistarini Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from San José to Buenos Aires Ministro Pistarini Airport, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

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Expert advice

Expert advice for your flight from San José to Buenos Aires

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on EZE

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Mark Chesnut

Mark Chesnut

Expert on SJO

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more

Good to know

Low season

June

Cheapest flight

$281
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly and prices are also 2% lower on average.
Flight from San José to Buenos Aires

When to book flights from San José to Buenos Aires

Are your dates flexible? Find out the best times to travel from San José to Buenos Aires based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking San José to Buenos Aires flights

  • What is the cheapest flight from San José to Buenos Aires Ministro Pistarini Airport?

    In the last 5 days, the lowest price for a flight from San José to Buenos Aires Ministro Pistarini Airport was $281 for a one-way ticket and $542 for a round-trip.

  • Do I need a passport to fly between San José and Buenos Aires?

    Yes, you'll most likely have to show a valid passport before boarding the plane in San José and on arrival in Buenos Aires.

  • Which airports will I be using when flying from San José to Buenos Aires?

    San José and Buenos Aires are both served by 1 main airport. You will leave San José from San José Juan Santamaria Intl and will be arriving at Buenos Aires Ministro Pistarini.

  • Which aircraft models fly most regularly from San José to Buenos Aires?

    The Airbus A320neo is the aircraft model that flies most regularly on the San José to Buenos Aires flight route.

  • Which airline alliances offer flights from San José to Buenos Aires?

    Star Alliance is the only airline alliance operating flights between San José and Buenos Aires.

  • What is the most popular layover when flying to Buenos Aires from San José?

    Panama City is the most popular layover city among KAYAK users traveling from San José to Buenos Aires.

  • Which is the best airline for flights from San José to Buenos Aires, Copa Airlines or LATAM Airlines?

    The two airlines most popular with KAYAK users for flights from San José to Buenos Aires are Copa Airlines and LATAM Airlines. With an average price for the route of $552 and an overall rating of 7.6, Copa Airlines is the most popular choice. LATAM Airlines is also a great choice for the route, with an average price of $545 and an overall rating of 7.4.

  • How does KAYAK find such low prices on flights from San José to Buenos Aires?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San José to Buenos Aires.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San José to Buenos Aires?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from San José is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San José to Buenos Aires?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to San José with another airline. Booking your flights between San José and EZE can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San José to Buenos Aires?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from San José up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

San José (SJO)
Ministro Pistarini (EZE)