AirHint found the following cheapest return flights from Chicago (MDW) to Athens (ATH) in July 2026 (see full year).

Return flights

21 Jul - 09 Aug	Delta
18 Jul - 25 Jul	Delta
05 Jul - 15 Jul	Delta
14 Jul - 21 Jul	Delta
09 Jul - 16 Jul	Delta
10 Jul - 17 Jul	Delta
03 Jul - 31 Jul	Delta
13 Jul - 20 Jul	Delta
10 Jul - 19 Jul	Porter Airlines (Canada) Ltd
11 Jul - 18 Jul	Delta
04 Jul - 27 Jul	Delta

Also check the deals for one-way flights from Chicago to Athens in July.

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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Cheapest return flights from Chicago to Athens in July from $1243

Return flights