Cheapest return flights from Chicago to Athens in May from $559

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

Return flights

03 May - 12 May Icelandair
05 May - 26 May Icelandair
10 May - 26 May Icelandair
04 May - 17 May Scandinavian Airlines
13 May - 25 May Scandinavian Airlines
07 May - 28 May Icelandair
07 May - 31 May Icelandair
10 May - 21 May Icelandair
10 May - 31 May Icelandair
13 May - 17 May Scandinavian Airlines
25 May - 10 Jun Icelandair
26 May - 05 Jun Icelandair
24 May - 19 Jun Icelandair
22 May - 01 Jun Icelandair
24 May - 21 Jun Icelandair
26 May - 07 Jun Icelandair
22 May - 13 Jun Icelandair
30 May - 09 Jun Spirit Airlines
29 May - 09 Jun Icelandair
24 May - 20 Jun Icelandair

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

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