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

Return flights

29 Sep - 08 Oct	Ryanair
13 Sep - 22 Sep	Scandinavian Airlines
15 Sep - 22 Sep	easyJet
30 Sep - 03 Oct	Ryanair
17 Sep - 24 Sep	Ryanair
27 Sep - 01 Oct	Wizz Air Malta
22 Sep - 28 Sep	Vueling Airlines
25 Sep - 03 Oct	Wizz Air Malta
25 Sep - 01 Oct	Ryanair
29 Sep - 02 Oct	Ryanair
23 Sep - 29 Sep	Ryanair
20 Sep - 29 Sep	Wizz Air Malta
20 Sep - 11 Oct	Vueling Airlines
29 Sep - 06 Oct	Ryanair
25 Sep - 06 Oct	Ryanair
18 Sep - 22 Sep	easyJet
30 Sep - 11 Oct	Vueling Airlines
26 Sep - 29 Sep	Volotea
17 Sep - 30 Sep	Ryanair
15 Sep - 29 Sep	easyJet

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 149€

Return flights