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Cheap flights from San Jose (SJC) to Buenos Aires (AEP)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)

How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)
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How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)
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How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)
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Cheap flights from San Jose to Buenos Aires in April , May 2026

28 Apr - 28 May $ 1,073.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates
28 Apr - 14 May $ 1,073.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates
28 Apr - 01 Jun $ 1,074.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates

Last minute flights from San Jose to Buenos Aires

28 Apr - 01 May $ 1,370.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates
28 Apr - 01 May $ 1,385.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates
26 Apr - 01 May $ 1,490.00
SJC
San Jose
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
SJC
San Jose
Pick dates

One-way flights to Buenos Aires from San Jose

10:24 AM - 9:15 PM
Avianca
3 Stops
39h 16m
SJC - AEP
$ 469
Kiwi
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8:22 PM - 1:15 AM
LATAM Airlines
3 Stops
31h 18m
SJC - AEP
$ 589
Kiwi
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6:39 PM - 1:15 AM
LATAM Airlines
2 Stops
33h 1m
SJC - AEP
$ 615
Kiwi
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How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)

Related info for your journey
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How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Jose (SJC) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.