AirHint found the following cheapest return flights from Chicago (MDW) to Athens (ATH) in October 2026 (see full year).
Return flights
| 21 Oct - 04 Nov | Delta | ||
| 16 Oct - 30 Oct | Delta | ||
| 01 Oct - 16 Oct | Delta | ||
| 01 Oct - 30 Oct | Delta | ||
| 09 Oct - 12 Oct | Virgin Atlantic |
Also check the deals for one-way flights from Chicago to Athens in October.
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