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

Return flights

05 Sep - 24 Sep	Air China
16 Sep - 24 Sep	Air China
15 Sep - 20 Sep	KLM
03 Sep - 11 Sep	KLM
04 Sep - 11 Sep	Turkish Airlines
29 Sep - 06 Oct	Turkish Airlines
30 Sep - 07 Oct	Turkish Airlines
28 Sep - 07 Oct	Turkish Airlines

Also check the deals for one-way flights from Seoul to Havana 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 Havana in September from $1166

Return flights