Flights Buenos Aires — San José

Cheap flights Buenos Aires — San José

Below you can see the best deals on flights Buenos Aires — San José for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 9 September, from AED 1,071.

Top 10 cheap flights Buenos Aires — San José

Direct flights Buenos Aires — San José

Direct flight options for Buenos Aires — San José with no stopovers on upcoming dates. A direct flight is faster and more convenient — especially when travelling with luggage or children.

The fastest direct flight takes around 9 h 40 min.

Top 10 direct flights Buenos Aires — San José

About the Buenos Aires — San José flight

On this page, you can find and buy flight tickets for the Buenos Aires — San José route. The distance between the cities is 5,625 km, and flights between Argentina and Costa Rica operate about 2 times per week. Find out in advance how to get to the airport in the capital of Argentina and how to arrange a transfer from San José airport after your arrival.

Flights on this route are operated by Avianca (AV). As ticket prices are dynamic, we recommend using the low-price calendar and the price trend chart to find the best deal for your preferred dates.

Below is a calendar of the lowest flight ticket prices for Buenos Aires — San José by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 1,071 in F, and the most expensive are around AED 1,516 in u. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

Prices by month

Buenos Aires → San José, average one-way price

Month	Average price	Level	Month	Average price	Level	Month	Average price	Level
Jan	AED 1,877	high	May	AED 1,492	low	Sep	AED 1,396	low
Feb	AED 1,829	high	Jun	AED 1,444	low	Oct	AED 1,347	low
Mar	AED 1,781	high	Jul	AED 1,781	high	Nov	AED 1,444	medium
Apr	AED 1,636	medium	Aug	AED 1,588	medium	Dec	AED 1,829	high

Some values are estimated based on seasonality.

When to fly

The climate in San José is characterized by consistent warmth but pronounced seasonal rainfall. The driest month is February, while the heaviest rains occur in October. The highest temperatures are recorded in April, averaging around 25.2°C.

The best month to fly is August, when ticket prices start AED 1,038. The most expensive period for booking is April — at this time, the minimum fare starts AED 1,516.

As a compromise between price and weather conditions, you might consider September with prices AED 1,071. It is best to avoid traveling in October due to the peak of the rainy season, which can complicate domestic logistics.

Temperature · San José

Dry and wet days · San José

Wind speed and direction · San José

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How to get the best deal on a Buenos Aires — San José ticket

Keep an eye on the price trend chart: on this route, the difference between adjacent dates can be more than AED 241.
Consider the flight frequency: Avianca operates about 2 flights per week, so it's better to book tickets for popular dates 2–3 months in advance.
Use the low-price calendar on the page to quickly find the most budget-friendly options for the entire month.
Check the baggage allowance with AV, as on long-haul flights with layovers, fares including checked luggage are often more cost-effective than paying extra at the airport.

The main carrier on this route is Avianca (AV), providing about 2 flights per week. Most flights are operated with convenient connections, allowing you to choose the optimal travel time. You can find detailed information about departure days and available fares in the interactive list of airlines below.

AviancaAV
2x/week
WebsiteFleet: 14032M pax/year
- Direct flight EZE → SJO2x/week
  Duration
  9h 40m
  Days
  MTWTFSS
100.0%Open →

Cities and airports on the Buenos Aires — San José route

Flights Buenos Aires — San José depart from Jorge Newbery Airport and Ministro Pistarini Airport and arrive at Juan Santamaria International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Buenos Aires

BUE

Argentina

About the city How to get there Weather All about the country Argentina

Arrival

San José

SJO

Costa Rica

About the city How to get there Weather All about the country Costa Rica

Departure airports

Jorge Newbery AirportAEP
About the airport
Ministro Pistarini AirportEZE
About the airport

Arrival airports

Juan Santamaria International AirportSJO
About the airport

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Frequently asked questions about the Buenos Aires — San José flight

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

The distance between the cities is 5,625 km. The approximate travel time for a direct flight is about 7 hours, however, most flights involve layovers, which increases the total duration of the trip.

Which airlines fly this route?

Regular flights between the cities are operated by Avianca (AV). The current list of carriers and the schedule can be found in the relevant block on this page.

How much is the cheapest flight ticket?

Ticket prices change constantly depending on demand and season. The current minimum for the coming months is presented in our low-price calendar.

Which airport does the flight to San José arrive at?

Flights from Argentina usually arrive at Costa Rica's main international airport — Juan Santamaría (SJO).

When is the best time to buy tickets for this route?

Given the limited number of flights per week (about 2), it is recommended to start searching and booking 8–12 weeks before your planned departure to get the best price.