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Cheap flights from Chicago (CHI) to Buenos Aires (AEP)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Buenos Aires (AEP)

How to find the cheapest flight from Chicago (CHI) to Buenos Aires (AEP)
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How to find the cheapest flight from Chicago (CHI) to Buenos Aires (AEP)
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How to find the cheapest flight from Chicago (CHI) to Buenos Aires (AEP)
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Cheap flights from Chicago to Buenos Aires in July , August 2026

30 Jul - 28 Aug $ 1,252.00
CHI
Chicago
Avianca
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
2 STOPS
CHI
Chicago
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29 Jul - 05 Aug $ 1,757.00
CHI
Chicago
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
CHI
Chicago
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28 Jul - 01 Aug $ 2,120.00
CHI
Chicago
Avianca
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Buenos Aires

27 Jul - 31 Jul $ 1,785.00
CHI
Chicago
Avianca
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
CHI
Chicago
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29 Jul - 31 Jul $ 1,887.00
CHI
Chicago
Avianca
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
CHI
Chicago
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28 Jul - 31 Jul $ 2,121.00
CHI
Chicago
Avianca
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
CHI
Chicago
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One-way flights to Buenos Aires from Chicago

6:05 AM - 12:35 PM
Aerolineas Argentinas
3 Stops
29h 25m
CHI - AEP
$ 795
Kiwi
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6:00 AM - 4:42 PM
LATAM Airlines
2 Stops
35h 45m
CHI - AEP
$ 1,042
Kiwi
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1:44 PM - 6:35 AM
LATAM Airlines
2 Stops
17h 56m
CHI - AEP
$ 1,285
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Buenos Aires (AEP)

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