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

Return flights

29 Oct - 05 Nov	United
16 Oct - 23 Oct	United
09 Oct - 15 Oct	Frontier Airlines
09 Oct - 01 Nov	Frontier Airlines
28 Oct - 04 Nov	United
31 Oct - 07 Nov	United
16 Oct - 22 Oct	United
23 Oct - 30 Oct	United
26 Oct - 02 Nov	United
02 Oct - 09 Oct	United
09 Oct - 16 Oct	United
14 Oct - 21 Oct	United
22 Oct - 29 Oct	United
10 Oct - 17 Oct	United
20 Oct - 27 Oct	United
25 Oct - 01 Nov	United

Also check the deals for one-way flights from Austin 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 Austin to Athens in October from 529€

Return flights