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

Return flights

08 May - 17 May	Spirit Airlines
13 May - 20 May	Spirit Airlines
07 May - 18 May	Spirit Airlines
12 May - 19 May	Spirit Airlines
08 May - 18 May	Spirit Airlines
26 May - 02 Jun	Spirit Airlines
26 May - 05 Jun	Spirit Airlines
14 May - 21 May	Delta
22 May - 01 Jun	Spirit Airlines
27 May - 03 Jun	Spirit Airlines
24 May - 01 Jun	Spirit Airlines
25 May - 01 Jun	Spirit Airlines
24 May - 31 May	Spirit Airlines
23 May - 30 May	Spirit Airlines
22 May - 29 May	Delta

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

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 May from $603

Return flights