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

Return flights

07 Dec - 14 Dec	Spirit Airlines
13 Dec - 15 Dec	Frontier Airlines
27 Dec - 13 Jan	Air France
31 Dec - 07 Jan	Spirit Airlines
13 Dec - 29 Dec	Frontier Airlines
16 Dec - 23 Dec	KLM
24 Dec - 07 Jan	Spirit Airlines
16 Dec - 21 Dec	KLM
16 Dec - 22 Dec	KLM
05 Dec - 05 Jan	Spirit Airlines
15 Dec - 28 Dec	Frontier Airlines
31 Dec - 05 Jan	Spirit Airlines
24 Dec - 31 Dec	Air France
28 Dec - 05 Jan	Turkish Airlines
16 Dec - 19 Dec	Spirit Airlines
28 Dec - 01 Jan	Turkish Airlines
13 Dec - 08 Jan	Air France

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

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.

Book a cheap hotel in Athens

Cheap car rent in Athens

Cheapest return flights from Detroit to Athens in December from 751€

Return flights