AirHint found the following cheapest return flights from Tbilisi (TBS) to Lisbon (LIS) in August 2025 (see full year).

Return flights

19 Aug - 27 Aug	AJet
27 Aug - 01 Sep	Aegean Airlines
01 Aug - 08 Aug	AJet
19 Aug - 24 Aug	AJet
21 Aug - 28 Aug	AJet
30 Aug - 06 Sep	Aegean Airlines
05 Aug - 12 Aug	SKY express
30 Aug - 05 Sep	Aegean Airlines
06 Aug - 12 Aug	Pegasus Airlines
12 Aug - 19 Aug	AJet
27 Aug - 03 Sep	Fly One
07 Aug - 12 Aug	AJet
07 Aug - 13 Aug	AJet
14 Aug - 18 Aug	AJet
24 Aug - 02 Sep	Aegean Airlines
01 Aug - 06 Sep	AJet
31 Aug - 06 Sep	SunExpress
13 Aug - 01 Sep	Fly One
18 Aug - 01 Sep	Fly One
27 Aug - 15 Sep	Fly One

Also check the deals for one-way flights from Tbilisi 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.

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Cheapest return flights from Tbilisi to Lisbon in August from 348€

Return flights