Cheapest return flights from Chicago to Buenos Aires in April from $1168

Best time to book flights for Chicago (MDW) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Chicago (MDW) to Buenos Aires (AEP) in April 2025 (see full year).

Return flights

15 Apr - 23 Apr LATAM Airlines Group
08 Apr - 15 Apr LATAM Airlines Group
07 Apr - 14 Apr LATAM Airlines Group
30 Apr - 15 May LATAM Airlines Group
09 Apr - 16 Apr LATAM Airlines Group
14 Apr - 19 Apr LATAM Airlines Group

Also check the deals for one-way flights from Chicago to Buenos Aires in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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