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Cheap flights from Portland (PDX) to Buenos Aires (AEP)

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0 Children (2~11)
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How to find the cheapest flight from Portland (PDX) to Buenos Aires (AEP)

How to find the cheapest flight from Portland (PDX) to Buenos Aires (AEP)
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How to find the cheapest flight from Portland (PDX) to Buenos Aires (AEP)
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How to find the cheapest flight from Portland (PDX) to Buenos Aires (AEP)
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Cheap flights from Portland to Buenos Aires in November , December 2025

30 Nov - 11 Dec $ 1,020.00
PDX
Portland
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PDX
Portland
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30 Nov - 08 Dec $ 1,051.00
PDX
Portland
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PDX
Portland
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28 Nov - 11 Dec $ 1,175.00
PDX
Portland
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PDX
Portland
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Last minute flights from Portland to Buenos Aires

28 Nov - 02 Dec $ 1,493.00
PDX
Portland
Hawaiian Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Hawaiian Airlines
3 STOPS
PDX
Portland
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26 Nov - 01 Dec $ 1,555.00
PDX
Portland
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PDX
Portland
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28 Nov - 01 Dec $ 1,562.00
PDX
Portland
Frontier Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
2 STOPS
PDX
Portland
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One-way flights to Buenos Aires from Portland

1:24 PM - 9:15 PM
Avianca
3 Stops
35h 16m
PDX - AEP
$ 571
Kiwi
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7:01 AM - 9:15 AM
JetSMART
3 Stops
23h 19m
PDX - AEP
$ 710
Kiwi
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7:15 AM - 6:45 AM
LATAM Airlines
2 Stops
21h 25m
PDX - AEP
$ 717
Kiwi
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How to find the cheapest flight from Portland (PDX) to Buenos Aires (AEP)

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