Helping travelers to find the best flight offers
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Buenos Aires to San Jose. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The minimum one-way ticket price from Buenos Aires to San Jose is $340 (February 2026), while the maximum is $539 (January 2026). On average, a ticket costs $409–$886.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Buenos Aires to San Jose:
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We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The cheapest one-way flight from Buenos Aires to San Jose departs on 04/16/2026, is operated by B&H Airlines and costs $313
The cheapest roundtrip flight from Buenos Aires to San Jose departs on 05/12/2026, is operated by Avianca and costs $423
Fastest flight from Buenos Aires to San Jose takes 10h 20m
There are no direct flights on this route.
The distance between Buenos Aires and San Jose is 5657km (3507 miles). There are 1 direct flight from Buenos Aires to San Jose. The time difference between Buenos Aires and San Jose is 3h. Flights from Buenos Aires begin at 6:40 AM. The latest flight from Buenos Aires departs at 6:40 AM
Unable to find information about the schedule of direct flights from
Buenos Aires — San Jose
12/07/2025
Departure
Direct flight
AV634
Starting at $477
Buenos Aires — San Jose
12/20/2025
Departure
Direct flight
AV646
Starting at $858
Buenos Aires — San Jose
12/24/2025
Departure
Direct flight
AV634
Starting at $714
Buenos Aires — San Jose
12/27/2025
Departure
Direct flight
AV646
Starting at $726
Buenos Aires — San Jose
12/28/2025
Departure
Direct flight
AV634
Starting at $895
Buenos Aires — San Jose
12/31/2025
Departure
Direct flight
AV634
Starting at $628
Buenos Aires — San Jose
01/07/2026
Departure
Direct flight
AV634
Starting at $978
Buenos Aires — San Jose
01/14/2026
Departure
Direct flight
AV634
Starting at $738
Buenos Aires — San Jose
02/03/2026
Departure
Direct flight
AV646
Starting at $623
Buenos Aires — San Jose
02/04/2026
Departure
Direct flight
AV634
Starting at $520
Starting at $337
Starting at $313
Starting at $340
Starting at $342
Starting at $382
Starting at $404
Starting at $477
Starting at $480
The Buenos Aires — San Jose route is served by a wide range of airlines: 8 in total, including Avianca, B&H Airlines, LATAM Chile, Asian Air, Sky Airline, Copa Airlines, Aerolineas Argentinas, and Felix Airways. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $313. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
The cheapest flight ticket from Buenos Aires to San Jose according to data for the last 48 hours costs $313
Often the best time to buy tickets from Buenos Aires to San Jose is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Buenos Aires to San Jose can be found flying in these months: February, December, January.
The fastest flights from Buenos Aires to San Jose start from 10 hours 20 minutes in the air.
The following airlines operate direct flights on the route Buenos Aires — San Jose: Avianca
A direct flight is the most convenient and comfortable way to fly from Buenos Aires to San Jose, despite the fact that sometimes flights with transfers can cost significantly less.
We couldn't find any special offers for flights from Buenos Aires to San Jose