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Cheapest one-way flights from Chicago (ORD) to Buenos Aires (EZE), March

8 dates in March 2027, from $ 534. Book in one tap, or check whether to buy now or wait.

One-way Return

Dates, airline, and price
Dates	Airline	Price
7 Mar 2027	Copa
8 Mar 2027	Copa
9 Mar 2027	Copa

1 Mar 2027	Copa
11 Mar 2027	Avianca
12 Mar 2027	Avianca
13 Mar 2027	Avianca
10 Mar 2027	Avianca

Cheapest deals for the full year

Deals for return flights from Chicago to Buenos Aires in March.

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Cheap car rent in Ministro Pistarini

Updated Oct 15, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Chicago (ORD) to Buenos Aires (EZE), March

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