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

Return flights

29 Sep - 09 Oct	easyJet
29 Sep - 14 Oct	easyJet
25 Sep - 30 Sep	easyJet
30 Sep - 03 Oct	Ryanair
29 Sep - 13 Oct	easyJet
22 Sep - 04 Oct	Air Europa
22 Sep - 29 Sep	Vueling Airlines
29 Sep - 03 Oct	Ryanair
22 Sep - 30 Sep	easyJet
26 Sep - 06 Oct	Vueling Airlines
23 Sep - 30 Sep	easyJet
27 Sep - 30 Sep	Vueling Airlines
28 Sep - 02 Oct	Wizz Air Malta
29 Sep - 16 Oct	easyJet	direct
27 Sep - 01 Oct	Vueling Airlines
20 Sep - 23 Sep	Air Europa
25 Sep - 29 Sep	easyJet
20 Sep - 27 Sep	Air Europa
26 Sep - 30 Sep	Vueling Airlines
18 Sep - 22 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 159€

Return flights