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

Return flights

03 Dec - 11 Dec	easyJet
05 Dec - 07 Dec	SKY express
05 Dec - 06 Dec	SKY express
05 Dec - 08 Dec	SKY express
05 Dec - 13 Dec	SKY express
10 Dec - 16 Dec	easyJet
03 Dec - 11 Dec	SKY express	direct
03 Dec - 04 Dec	SKY express
03 Dec - 06 Dec	SKY express
03 Dec - 13 Dec	SKY express
28 Dec - 10 Jan	SKY express
31 Dec - 10 Jan	SKY express
21 Dec - 02 Jan	SKY express
31 Dec - 04 Jan	SKY express	direct
28 Dec - 11 Jan	SKY express
28 Dec - 07 Jan	SKY express
28 Dec - 15 Jan	SKY express
28 Dec - 09 Jan	SKY express
28 Dec - 13 Jan	SKY express
31 Dec - 11 Jan	SKY express

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

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 Athens

Cheap car rent in Athens

Cheapest return flights from Lisbon to Athens in December from 128€

Return flights