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

One-Way flights

27 May	easyJet
01 May	SKY express	direct
03 May	SKY express	direct
21 May	easyJet
20 May	Aegean Airlines	direct
21 May	Aegean Airlines	direct
28 May	easyJet
27 May	Aegean Airlines	direct
17 May	TAP
28 May	Aegean Airlines	direct

Also check the deals for return 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 one-way flights from Lisbon to Athens in May from $96

One-Way flights