Cheap flights from San Jose to Buenos Aires from $589
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 Jose to Buenos Aires departing on 7/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from San Jose to Buenos Aires
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How to get the cheapest flight ticket from San Jose to Buenos Aires
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 cheapest month to fly to Buenos Aires?
The cheapest month to fly to Buenos Aires from San Jose is in September. Flight prices, which tend to average around $1,170, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from San Jose during November instead. Flights to Buenos Aires in November, while not as cheap as those in September, still average around $1,219.
What is the cheapest day to depart on your flight to Buenos Aires?
On average, the least expensive day to fly to Buenos Aires from San Jose is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,079. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Monday is $1,433.
What is the cheapest airline that flies from San Jose to Buenos Aires?
Delta and Copa Airlines are the most popular carriers operating from San Jose to Buenos Aires
What airlines fly to Buenos Aires?
American Airlines, Copa Airlines and United Airlines are the top three most popular airlines that fly to Buenos Aires from San Jose according to our data. American Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 7 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.
When to book flights from San Jose to Buenos Aires
Cheap San Jose to Buenos Aires (SJC to BUE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Jose to Buenos Aires
How far is San Jose to Buenos Aires by plane?
A flight from San Jose to Buenos Aires will travel around 6422.4 mi. 14h 49m is a normal flight duration for this route.
When did momondo last update prices for flights from San Jose Airport to Buenos Aires?
Prices for flights from San Jose Airport to Buenos Aires are updated daily.
How many operators does momondo search for flights from San Jose Airport to Buenos Aires?
The number of operators available for flights from San Jose Airport to Buenos Aires is 3 as of May 2025.
How old do you have to be to fly from San Jose Airport to Buenos Aires?
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 Jose Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Jose to Buenos Aires?
momondo data reveals that the most frequently booked airline on the route from San Jose to Buenos Aires is American Airlines, representing 57% of all bookings. The subsequent popular airlines are United Airlines at 22% and Delta at 21%.
Best airlines flying from San Jose to Buenos Aires
Compare and see reviews for airlines that fly from San Jose to Buenos Aires with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,053 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $1,218 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,305 | Free Cancellation | Rating 8.0 7,934 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Jose to Buenos Aires?
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 San Jose to Buenos Aires for you.
Can I find flights from San Jose to Buenos Aires with flexible booking policies on momondo?
Yes. All flights to Buenos Aires from San Jose on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Jose to Buenos Aires?
Once you have performed a search for San Jose to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from San Jose to Buenos Aires right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Jose to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.