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

Return flights

22 Jun - 01 Jul	Delta
20 Jun - 29 Jun	WestJet
24 Jun - 03 Jul	Delta
01 Jun - 08 Jun	Delta
24 Jun - 04 Jul	Delta
06 Jun - 15 Jun	Virgin Atlantic
16 Jun - 28 Jul	Delta
04 Jun - 14 Jun	Delta
19 Jun - 28 Jun	Delta
18 Jun - 25 Jun	Delta
29 Jun - 11 Jul	Delta
16 Jun - 27 Jul	Delta
16 Jun - 26 Jul	Delta
18 Jun - 27 Jul	Delta
18 Jun - 28 Jun	Delta
18 Jun - 27 Jun	Delta
25 Jun - 04 Jul	Delta
27 Jun - 05 Jul	Delta
17 Jun - 27 Jun	Delta
11 Jun - 21 Jun	Delta

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

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 June from 1118€

Return flights