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

Return flights

23 Sep - 22 Oct	Ryanair
25 Sep - 30 Sep	Ryanair
22 Sep - 30 Sep	easyJet
25 Sep - 29 Sep	easyJet
22 Sep - 29 Sep	easyJet
22 Sep - 25 Sep	easyJet	direct
18 Sep - 30 Sep	Ryanair
25 Sep - 02 Oct	Ryanair
29 Sep - 09 Oct	easyJet	direct
22 Sep - 26 Sep	easyJet
22 Sep - 28 Sep	easyJet
08 Sep - 18 Sep	easyJet	direct
15 Sep - 29 Sep	Volotea
20 Sep - 01 Oct	Vueling Airlines
20 Sep - 08 Oct	Vueling Airlines
16 Sep - 01 Oct	Vueling Airlines
23 Sep - 01 Oct	Vueling Airlines
23 Sep - 08 Oct	Vueling Airlines
30 Sep - 08 Oct	Vueling Airlines
24 Sep - 01 Oct	Vueling Airlines

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 124€

Return flights