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

Return flights

10 Sep - 16 Sep	Air Astana
03 Sep - 21 Sep	Air Astana
03 Sep - 27 Sep	Air Astana
03 Sep - 20 Sep	Air Astana
16 Sep - 29 Sep	Air Astana
17 Sep - 24 Sep	Air Astana
02 Sep - 15 Sep	KLM
09 Sep - 15 Sep	KLM
09 Sep - 18 Sep	KLM
02 Sep - 07 Sep	KLM
17 Sep - 18 Oct	China Eastern
15 Sep - 21 Oct	Qatar Airways
25 Sep - 04 Oct	Emirates
26 Sep - 05 Oct	Qatar Airways
26 Sep - 04 Oct	Qatar Airways
26 Sep - 03 Oct	Qatar Airways
24 Sep - 01 Oct	Lufthansa
29 Sep - 05 Oct	Emirates
29 Sep - 04 Oct	Emirates
27 Sep - 02 Oct	Emirates

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 $698

Return flights