AirHint found the following cheapest return flights from Thessaloniki (SKG) to Lisbon (LIS) in August 2026 (see full year).

Return flights

08 Aug - 13 Aug	Air Serbia
10 Aug - 15 Aug	Air Serbia
13 Aug - 23 Aug	Air Serbia
15 Aug - 23 Aug	Air Serbia
27 Aug - 31 Aug	Air Serbia
01 Aug - 05 Aug	Air Serbia
10 Aug - 19 Aug	Scandinavian Airlines
13 Aug - 19 Aug	Air Serbia
10 Aug - 16 Aug	Scandinavian Airlines
10 Aug - 17 Aug	Scandinavian Airlines
23 Aug - 09 Sep	SKY express
26 Aug - 09 Sep	SKY express
21 Aug - 09 Sep	SKY express

Also check the deals for one-way flights from Thessaloniki to Lisbon in August.

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 Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Thessaloniki to Lisbon in August from $316

Return flights