Cheapest return flights from Chicago to Athens in May from $842

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

Return flights

17 May - 01 Jun Frontier Airlines
20 May - 08 Jun Frontier Airlines
14 May - 29 May Frontier Airlines
25 May - 01 Jun Porter Airlines (Canada) Ltd
15 May - 30 May Frontier Airlines
26 May - 05 Jun Porter Airlines (Canada) Ltd
11 May - 25 May Delta
24 May - 19 Jun Porter Airlines (Canada) Ltd
24 May - 20 Jun Porter Airlines (Canada) Ltd
08 May - 29 May Porter Airlines (Canada) Ltd
22 May - 30 May Porter Airlines (Canada) Ltd
23 May - 06 Jun Porter Airlines (Canada) Ltd
23 May - 30 May Porter Airlines (Canada) Ltd
23 May - 31 May Frontier Airlines
21 May - 31 May Frontier Airlines
15 May - 23 May Delta
23 May - 07 Jun Virgin Atlantic
10 May - 30 May Virgin Atlantic
30 May - 14 Jun Virgin Atlantic
31 May - 14 Jun Virgin Atlantic

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

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