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	Pegasus Airlines
21 Aug - 27 Aug	Pegasus Airlines
07 Aug - 05 Sep	AJet
28 Aug - 11 Sep	FlyOne Armenia
19 Aug - 28 Aug	Pegasus Airlines
20 Aug - 26 Aug	AJet
30 Aug - 05 Sep	AJet
21 Aug - 28 Aug	Pegasus Airlines
27 Aug - 03 Sep	Turkish Airlines
07 Aug - 07 Sep	AJet
29 Aug - 05 Sep	Austrian Airlines
19 Aug - 26 Aug	Pegasus Airlines
21 Aug - 26 Aug	Pegasus Airlines
08 Aug - 15 Aug	Pegasus Airlines
31 Aug - 12 Sep	AJet
28 Aug - 04 Sep	FlyOne Armenia
15 Aug - 20 Aug	Pegasus Airlines
12 Aug - 19 Aug	Turkish Airlines
25 Aug - 02 Sep	AJet
24 Aug - 02 Sep	AJet

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 384€

Return flights