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

Return flights

30 Sep - 03 Oct	easyJet
20 Sep - 30 Sep	easyJet
27 Sep - 01 Oct	AJet
25 Sep - 30 Sep	easyJet
13 Sep - 19 Sep	easyJet
22 Sep - 26 Sep	Pegasus Airlines
08 Sep - 19 Sep	easyJet
18 Sep - 23 Sep	FlyOne Armenia
16 Sep - 04 Oct	easyJet
18 Sep - 24 Sep	Pegasus Airlines
09 Sep - 16 Sep	Turkish Airlines
17 Sep - 23 Sep	Pegasus Airlines
16 Sep - 26 Sep	easyJet
26 Sep - 01 Oct	Pegasus Airlines
17 Sep - 04 Oct	Aegean Airlines
27 Sep - 04 Oct	Pegasus Airlines
26 Sep - 06 Oct	Aegean Airlines
29 Sep - 13 Oct	Fly One
24 Sep - 13 Oct	Fly One
27 Sep - 13 Oct	Fly One

Also check the deals for one-way flights from Tbilisi to Lisbon in September.

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 September from 240€

Return flights