Cheapest return flights from Chicago to Buenos Aires in April from $916

AirHint found the following cheapest return flights from Chicago (MDW) to Buenos Aires (EZE) in April 2026 (see full year).

Return flights

09 Apr - 16 Apr Delta
13 Apr - 21 Apr Delta
10 Apr - 24 Apr Frontier Airlines
01 Apr - 12 Apr LATAM Airlines Group
09 Apr - 24 Apr LATAM Airlines Group
01 Apr - 23 Apr Delta
12 Apr - 24 Apr LATAM Airlines Group
08 Apr - 12 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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