AirHint found the following cheapest return flights from Duesseldorf (DUS) to Seoul (GMP) in May 2026 (see full year).

Return flights

11 May - 25 May	Eurowings
23 May - 30 May	Ryanair
23 May - 14 Jun	Ryanair
11 May - 26 May	Turkish Airlines
12 May - 27 May	Turkish Airlines
11 May - 31 May	Eurowings
05 May - 19 May	LOT
12 May - 29 May	LOT
13 May - 28 May	LOT
11 May - 24 May	Turkish Airlines
13 May - 26 May	Turkish Airlines
26 May - 06 Jun	Lufthansa
20 May - 06 Jun	Turkish Airlines
22 May - 06 Jun	Finnair
25 May - 06 Jun	Eurowings
25 May - 13 Jun	Finnair
28 May - 12 Jun	Finnair
29 May - 11 Jun	Finnair
24 May - 10 Jun	Air Cairo
22 May - 13 Jun	Japan Airlines

Also check the deals for one-way flights from Duesseldorf to Seoul in May.

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 Duesseldorf to Seoul in May from $928

Return flights