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Cheap flights from Philadelphia (PHL) to Buenos Aires (AEP)

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How to find the cheapest flight from Philadelphia (PHL) to Buenos Aires (AEP)

How to find the cheapest flight from Philadelphia (PHL) to Buenos Aires (AEP)
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How to find the cheapest flight from Philadelphia (PHL) to Buenos Aires (AEP)
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How to find the cheapest flight from Philadelphia (PHL) to Buenos Aires (AEP)
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Cheap flights from Philadelphia to Buenos Aires in March , April 2026

22 Mar - 21 Apr $ 840.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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22 Mar - 14 Apr $ 853.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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22 Mar - 17 Apr $ 854.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to Buenos Aires

23 Mar - 31 Mar $ 717.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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22 Mar - 31 Mar $ 809.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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23 Mar - 31 Mar $ 842.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PHL
Philadelphia
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One-way flights to Buenos Aires from Philadelphia

6:12 PM - 1:35 AM
Sky Airline
3 Stops
32h 28m
PHL - AEP
$ 273
Kiwi
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9:53 AM - 1:55 AM
Sky Airline
2 Stops
21h 37m
PHL - AEP
$ 365
Kiwi
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9:53 AM - 1:30 AM
LATAM Airlines
2 Stops
21h 2m
PHL - AEP
$ 398
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to Buenos Aires (AEP)

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