AirHint found the following cheapest return flights from Chicago (MDW) to Buenos Aires (EZE) in June 2026 (see full year).
Return flights
| 08 Jun - 21 Jun | Delta | ||
| 10 Jun - 28 Jun | Delta | ||
| 01 Jun - 12 Jun | Delta | ||
| 22 Jun - 05 Jul | LATAM Airlines Group | ||
| 26 Jun - 05 Jul | Delta | ||
| 13 Jun - 20 Jun | LATAM Airlines Group |
Also check the deals for one-way flights from Chicago to Buenos Aires in June.
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