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

Return flights

29 Jul - 05 Aug	TAP
30 Jul - 05 Aug	TAP
22 Jul - 30 Jul	Ryanair
16 Jul - 21 Jul	Ryanair
29 Jul - 12 Aug	Ryanair
18 Jul - 21 Jul	Ryanair
21 Jul - 28 Jul	Vueling Airlines
29 Jul - 08 Aug	Ryanair
22 Jul - 29 Jul	Ryanair
21 Jul - 23 Jul	Vueling Airlines
22 Jul - 23 Jul	Ryanair
31 Jul - 05 Aug	Transavia France
15 Jul - 28 Jul	easyJet
23 Jul - 30 Jul	Ryanair
22 Jul - 28 Jul	easyJet
28 Jul - 05 Aug	Vueling Airlines
30 Jul - 12 Aug	easyJet
25 Jul - 05 Aug	Air Europa
23 Jul - 01 Aug	Ryanair
23 Jul - 07 Aug	Air France

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

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 July from 248€

Return flights