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

Return flights

07 May - 12 May	easyJet
13 May - 20 May	SKY express	direct
13 May - 22 May	SKY express	direct
13 May - 31 May	SKY express	direct
23 May - 31 May	Vueling Airlines
13 May - 19 May	SKY express
13 May - 26 May	SKY express
12 May - 19 May	easyJet
12 May - 16 May	easyJet
05 May - 12 May	Vueling Airlines
26 May - 05 Jun	easyJet
13 May - 01 Jun	SKY express	direct
26 May - 03 Jun	easyJet
26 May - 02 Jun	easyJet
13 May - 02 Jun	SKY express
13 May - 03 Jun	SKY express	direct
30 May - 06 Jun	TAP
30 May - 08 Jun	TAP
30 May - 11 Jun	TAP
30 May - 09 Jun	TAP

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

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 May from 130€

Return flights