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

Return flights

06 Apr - 15 Apr	Finnair
21 Apr - 05 May	Finnair
21 Apr - 19 May	LOT
07 Apr - 29 Apr	Finnair
06 Apr - 18 Apr	Finnair
01 Apr - 19 Apr	Finnair
06 Apr - 24 Apr	Finnair
19 Apr - 02 May	Finnair
09 Apr - 07 May	Finnair
03 Apr - 22 Apr	Finnair
03 Apr - 06 Apr	LOT
03 Apr - 02 May	Finnair
17 Apr - 30 Apr	Turkish Airlines

Also check the deals for one-way flights from Hamburg 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 Hamburg to Seoul in April from 689€

Return flights