AirHint found the following cheapest return flights from Porto (OPO) to Tbilisi (TBS) in December 2025 (see full year).

Return flights

02 Dec - 04 Dec	Lufthansa
02 Dec - 05 Dec	Lufthansa
06 Dec - 09 Dec	Aegean Airlines
09 Dec - 11 Dec	Lufthansa
01 Dec - 04 Dec	Lufthansa
04 Dec - 10 Dec	easyJet
14 Dec - 21 Dec	Ryanair
20 Dec - 23 Dec	SWISS
20 Dec - 05 Jan	SWISS
19 Dec - 05 Jan	SWISS
29 Dec - 04 Jan	SWISS
31 Dec - 04 Jan	Ryanair
30 Dec - 04 Jan	SWISS
26 Dec - 02 Jan	Lufthansa
25 Dec - 05 Jan	Wizz Air Malta
30 Dec - 02 Jan	Lufthansa
30 Dec - 03 Jan	Lufthansa
19 Dec - 03 Jan	Vueling Airlines

Also check the deals for one-way flights from Porto to Tbilisi in December.

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 Porto to Tbilisi in December from $235

Return flights