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

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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 June , July 2026

29 Jun - 28 Jul $ 1,089.00
CHI
Chicago
Copa Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Copa Airlines
2 STOPS
CHI
Chicago
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30 Jun - 04 Jul $ 1,251.00
CHI
Chicago
LATAM Airlines
1 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
CHI
Chicago
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30 Jun - 09 Jul $ 2,393.00
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

29 Jun - 01 Jul $ 1,197.00
CHI
Chicago
Copa Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Copa Airlines
2 STOPS
CHI
Chicago
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28 Jun - 01 Jul $ 2,924.00
CHI
Chicago
Air Canada
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Air Canada
2 STOPS
CHI
Chicago
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28 Jun - 01 Jul $ 3,258.00
CHI
Chicago
Air Canada
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Air Canada
2 STOPS
CHI
Chicago
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One-way flights to Buenos Aires from Chicago

11:20 PM - 9:15 PM
Avianca
1 Stops
28h 20m
CHI - AEP
$ 523
Kiwi
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4:05 PM - 9:20 AM
Gol Transportes Aéreos
2 Stops
18h 55m
CHI - AEP
$ 575
Kiwi
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9:30 PM - 12:40 PM
Aerolineas Argentinas
1 Stops
16h 10m
CHI - AEP
$ 2,438
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.