AirHint found the following cheapest return flights from Lisbon (LIS) to Athens (ATH) in October 2025 (see full year).

Return flights

08 Oct - 14 Oct	easyJet
09 Oct - 14 Oct	easyJet
23 Oct - 30 Oct	easyJet
06 Oct - 14 Oct	easyJet
16 Oct - 23 Oct	easyJet	direct
13 Oct - 20 Oct	easyJet
29 Oct - 04 Nov	easyJet
02 Oct - 20 Oct	easyJet
02 Oct - 06 Oct	easyJet
15 Oct - 23 Oct	easyJet
01 Oct - 25 Nov	easyJet
08 Oct - 10 Oct	easyJet
15 Oct - 04 Nov	Vueling Airlines
15 Oct - 01 Nov	Vueling Airlines
22 Oct - 06 Nov	Vueling Airlines
22 Oct - 04 Nov	Vueling Airlines
22 Oct - 01 Nov	Vueling Airlines
30 Oct - 20 Nov	Vueling Airlines
30 Oct - 19 Nov	Vueling Airlines
14 Oct - 04 Nov	Vueling Airlines

Also check the deals for one-way flights from Lisbon to Athens in October.

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 Lisbon to Athens in October from 119€

Return flights