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Cheap flights from Milwaukee (MKE) to Buenos Aires (AEP)

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How to find the cheapest flight from Milwaukee (MKE) to Buenos Aires (AEP)

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

31 Mar - 30 Apr $ 1,074.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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31 Mar - 23 Apr $ 1,090.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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31 Mar - 09 Apr $ 1,147.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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Last minute flights from Milwaukee to Buenos Aires

29 Mar - 02 Apr $ 1,368.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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29 Mar - 02 Apr $ 1,394.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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30 Mar - 02 Apr $ 1,414.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Frontier Airlines
3 STOPS
MKE
Milwaukee
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One-way flights to Buenos Aires from Milwaukee

8:20 PM - 9:12 AM
JetSMART
3 Stops
37h
MKE - AEP
$ 442
Kiwi
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5:44 PM - 6:40 PM
Sky Airline
3 Stops
24h 56m
MKE - AEP
$ 502
Kiwi
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8:20 PM - 1:40 AM
Sky Airline
3 Stops
29h 20m
MKE - AEP
$ 511
Kiwi
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How to find the cheapest flight from Milwaukee (MKE) to Buenos Aires (AEP)

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