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

Return flights

31 Aug - 08 Sep	Brussels Airlines
28 Aug - 01 Sep	SWISS
30 Aug - 13 Sep	Eurowings
12 Aug - 10 Sep	Eurowings
26 Aug - 16 Sep	LOT
16 Aug - 17 Sep	LOT
30 Aug - 16 Sep	LOT
30 Aug - 09 Sep	KLM
30 Aug - 08 Sep	Eurowings
24 Aug - 31 Aug	Brussels Airlines
19 Aug - 03 Sep	Eurowings
26 Aug - 29 Aug	Lufthansa
12 Aug - 15 Aug	Eurowings
12 Aug - 17 Aug	Eurowings
12 Aug - 21 Aug	Eurowings
12 Aug - 19 Aug	Eurowings
12 Aug - 18 Aug	Eurowings
17 Aug - 31 Aug	Aegean Airlines
21 Aug - 29 Aug	Lufthansa
10 Aug - 12 Aug	LOT

Also check the deals for one-way flights from London to Tbilisi 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 London to Tbilisi in August from $363

Return flights