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

Return flights

03 Sep - 27 Sep	Air Astana
23 Sep - 29 Sep	KLM
23 Sep - 04 Oct	KLM
10 Sep - 17 Sep	Air Astana
23 Sep - 05 Oct	KLM
23 Sep - 06 Oct	KLM
23 Sep - 28 Sep	KLM
23 Sep - 01 Oct	KLM
16 Sep - 27 Sep	KLM
26 Sep - 29 Sep	KLM
26 Sep - 04 Oct	KLM
16 Sep - 21 Sep	KLM
26 Sep - 05 Oct	KLM
26 Sep - 06 Oct	KLM
26 Sep - 28 Sep	KLM
26 Sep - 01 Oct	KLM
16 Sep - 24 Sep	KLM
16 Sep - 23 Sep	Etihad Airways
23 Sep - 02 Oct	Etihad Airways
25 Sep - 05 Oct	Etihad Airways

Also check the deals for one-way flights from Seoul 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 Seoul to Tbilisi in September from 609€

Return flights