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

Return flights

03 Apr - 16 Apr	Ryanair
25 Apr - 08 May	Ryanair
03 Apr - 20 Apr	Ryanair
09 Apr - 14 Apr	Ryanair
13 Apr - 23 Apr	Ryanair
14 Apr - 27 Apr	Ryanair
22 Apr - 01 May	Ryanair
14 Apr - 23 Apr	Ryanair
25 Apr - 09 May	Ryanair
13 Apr - 28 Apr	Ryanair
15 Apr - 28 Apr	Ryanair
20 Apr - 25 Apr	Ryanair
19 Apr - 05 May	Ryanair
07 Apr - 05 May	Ryanair
03 Apr - 09 Apr	Wizz Air Malta
21 Apr - 13 May	Wizz Air Malta
11 Apr - 09 May	Ryanair
07 Apr - 13 May	Wizz Air Malta
24 Apr - 11 May	Ryanair
22 Apr - 20 May	Wizz Air

Also check the deals for one-way flights from Hahn 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 Hahn to Seoul in April from 657€

Return flights