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

Return flights

14 Sep - 21 Sep	Air Astana
10 Sep - 17 Sep	Air Astana
04 Sep - 10 Sep	Lufthansa
10 Sep - 14 Sep	Air Astana
26 Sep - 04 Oct	Air Astana
04 Sep - 11 Sep	Korean Air
13 Sep - 20 Sep	KLM
19 Sep - 24 Sep	KLM
03 Sep - 10 Sep	Air Astana
02 Sep - 20 Sep	KLM
24 Sep - 01 Oct	Air Astana
14 Sep - 20 Sep	Air Astana
24 Sep - 07 Oct	Air Astana
29 Sep - 07 Oct	Air Astana
28 Sep - 07 Oct	Air Astana
16 Sep - 02 Oct	LOT
17 Sep - 18 Oct	Air Astana
27 Sep - 04 Oct	Cebu Pacific
27 Sep - 12 Oct	Cebu Pacific
28 Sep - 12 Oct	Cebu Pacific

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 588€

Return flights