AirHint found the following cheapest return flights from Alicante (ALC) to Athens (ATH) in September 2025 (see full year).

Return flights

25 Sep - 01 Oct	Ryanair
30 Sep - 02 Oct	Ryanair
15 Sep - 22 Sep	easyJet
25 Sep - 29 Sep	Ryanair
25 Sep - 06 Oct	Ryanair
15 Sep - 29 Sep	easyJet
25 Sep - 03 Oct	Ryanair
23 Sep - 29 Sep	Volotea
30 Sep - 03 Oct	Ryanair
29 Sep - 02 Oct	Ryanair
17 Sep - 23 Sep	Ryanair
25 Sep - 27 Sep	Ryanair
26 Sep - 29 Sep	Volotea
17 Sep - 22 Sep	Ryanair
25 Sep - 30 Sep	Ryanair
24 Sep - 30 Sep	Ryanair
29 Sep - 06 Oct	Ryanair
10 Sep - 08 Oct	Ryanair
30 Sep - 05 Oct	Ryanair
28 Sep - 12 Oct	Wizz Air Malta

Also check the deals for one-way flights from Alicante to Athens in September.

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 Alicante to Athens in September from $153

Return flights