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

Return flights

20 Oct - 23 Oct	easyJet	direct
15 Oct - 21 Oct	Ryanair
20 Oct - 29 Oct	easyJet
20 Oct - 30 Nov	easyJet	direct
28 Oct - 30 Oct	Aegean Airlines
28 Oct - 31 Oct	Aegean Airlines
21 Oct - 30 Oct	easyJet
22 Oct - 23 Oct	Wizz Air Malta
21 Oct - 29 Oct	easyJet
20 Oct - 21 Oct	easyJet
14 Oct - 23 Oct	easyJet
29 Oct - 07 Nov	SKY express
30 Oct - 05 Nov	easyJet
30 Oct - 08 Nov	easyJet
28 Oct - 04 Nov	Aegean Airlines
29 Oct - 03 Nov	Ryanair
28 Oct - 03 Nov	Ryanair
31 Oct - 02 Nov	Volotea
27 Oct - 10 Nov	Ryanair
27 Oct - 01 Nov	SKY express

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

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Athens to Lisbon in October from 127€

Return flights