AirHint found the following cheapest return flights from Detroit (DTW) to Athens (ATH) in October 2025 (see full year).

Return flights

15 Oct - 27 Nov	Turkish Airlines
28 Oct - 04 Nov	Turkish Airlines
06 Oct - 22 Oct	Turkish Airlines
06 Oct - 21 Oct	Turkish Airlines
08 Oct - 22 Oct	Turkish Airlines
12 Oct - 17 Oct	Spirit Airlines
03 Oct - 10 Oct	Turkish Airlines
05 Oct - 19 Oct	Turkish Airlines
10 Oct - 20 Oct	Spirit Airlines
03 Oct - 25 Oct	Frontier Airlines

Also check the deals for one-way flights from Detroit to Athens in October.

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 Detroit to Athens in October from 458€

Return flights