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

Return flights

21 Aug - 26 Aug	AJet
21 Aug - 29 Aug	AJet
26 Aug - 03 Sep	AJet
21 Aug - 25 Aug	AJet
20 Aug - 26 Aug	AJet
24 Aug - 03 Sep	AJet
21 Aug - 28 Aug	AJet
22 Aug - 29 Aug	AJet
21 Aug - 31 Aug	AJet
27 Aug - 03 Sep	Pegasus Airlines
26 Aug - 31 Aug	AJet
27 Aug - 05 Sep	Pegasus Airlines
19 Aug - 26 Aug	AJet
22 Aug - 26 Aug	AJet
28 Aug - 03 Sep	Pegasus Airlines
30 Aug - 05 Sep	Fly One
30 Aug - 01 Sep	Fly One
31 Aug - 07 Sep	AJet
24 Aug - 02 Sep	AJet
29 Aug - 03 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 458€

Return flights