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

Return flights

05 Dec - 07 Dec	KLM
24 Dec - 31 Dec	KLM
23 Dec - 28 Dec	KLM
12 Dec - 14 Dec	KLM
02 Dec - 22 Dec	KLM
21 Dec - 31 Dec	KLM
28 Dec - 04 Jan	KLM
05 Dec - 08 Dec	KLM
02 Dec - 06 Dec	SWISS
27 Dec - 04 Jan	SWISS
20 Dec - 28 Dec	SWISS

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

Book a cheap hotel in Tbilisi

Cheap car rent in Tbilisi

Cheapest return flights from London to Tbilisi in December from $472

Return flights