AirHint found the following cheapest return flights from Lisbon (LIS) to Athens (ATH) in January 2026 (see full year).

Return flights

19 Jan - 26 Jan	Ryanair
19 Jan - 25 Jan	Ryanair
19 Jan - 22 Jan	Ryanair
19 Jan - 21 Jan	Ryanair
21 Jan - 26 Jan	Ryanair
12 Jan - 19 Jan	Ryanair
17 Jan - 25 Jan	Ryanair
15 Jan - 22 Jan	Ryanair
15 Jan - 19 Jan	Ryanair
17 Jan - 19 Jan	Ryanair
24 Jan - 02 Feb	Ryanair
25 Jan - 02 Feb	Ryanair
30 Jan - 03 Feb	Ryanair
28 Jan - 04 Feb	Ryanair
23 Jan - 02 Feb	Ryanair
30 Jan - 04 Feb	Ryanair
25 Jan - 04 Feb	Ryanair
24 Jan - 01 Feb	Ryanair
28 Jan - 01 Feb	Ryanair
23 Jan - 01 Feb	Ryanair

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

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 January from $117

Return flights