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

Return flights

16 Sep - 26 Sep	Vueling Airlines
03 Sep - 17 Sep	Ryanair
10 Sep - 17 Sep	KLM
03 Sep - 12 Sep	Ryanair
16 Sep - 20 Sep	Lufthansa
25 Sep - 29 Sep	Lufthansa
27 Sep - 11 Oct	KLM
05 Sep - 12 Sep	Ryanair
18 Sep - 30 Sep	Lufthansa
25 Sep - 30 Sep	Ryanair
25 Sep - 04 Oct	Ryanair
11 Sep - 17 Sep	Lufthansa
19 Sep - 02 Oct	KLM
28 Sep - 05 Oct	Ryanair
27 Sep - 14 Oct	Fly One
27 Sep - 04 Oct	Fly One
20 Sep - 04 Oct	Fly One
18 Sep - 04 Oct	Fly One
20 Sep - 11 Oct	Fly One

Also check the deals for one-way flights from Dublin to Tbilisi 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 Dublin to Tbilisi in September from 253€

Return flights