Cheapest return flights from Chicago to Buenos Aires in May from $753

Best time to book flights for Chicago (ORD) to Buenos Aires (EZE) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Buenos Aires (EZE) in May 2025 (see full year).

Return flights

05 May - 12 May Avianca
08 May - 21 May Avianca
08 May - 15 May Avianca
01 May - 22 May Avianca
01 May - 23 May Avianca
01 May - 21 May Avianca
29 May - 28 Jun LATAM Airlines Group
17 May - 21 May Air Canada
08 May - 08 May Aeromexico

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

Skyscanner

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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