AirHint found the following cheapest return flights from Fukuoka (FUK) to Seoul (ICN) in April 2026 (see full year).

Return flights

13 Apr - 19 Apr	Korean Air	direct
23 Apr - 26 Apr	Korean Air	direct
07 Apr - 13 Apr	Korean Air	direct
07 Apr - 12 Apr	Korean Air	direct
28 Apr - 06 May	Korean Air	direct
27 Apr - 06 May	Korean Air	direct

Also check the deals for one-way flights from Fukuoka to Seoul in April.

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 Fukuoka to Seoul in April from 187€

Return flights