AirHint found the following cheapest one-way flights from Chicago (MDW) to Buenos Aires (EZE) in June 2026 (see full year).
One-Way flights
| 20 Jun | Frontier Airlines | ||
| 10 Jun | Frontier Airlines | ||
| 26 Jun | Porter Airlines (Canada) Ltd | ||
| 15 Jun | Delta | ||
| 16 Jun | Delta | ||
| 14 Jun | Delta |
Also check the deals for return flights from Chicago to Buenos Aires in June.
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