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

Return flights

13 Sep - 20 Sep	Ryanair
17 Sep - 24 Sep	Ryanair
16 Sep - 23 Sep	Ryanair
17 Sep - 23 Sep	Ryanair
09 Sep - 16 Sep	Ryanair
29 Sep - 14 Oct	Ryanair
27 Sep - 13 Oct	Ryanair
10 Sep - 23 Sep	Ryanair
09 Sep - 23 Sep	Ryanair
08 Sep - 17 Sep	Wizz Air
06 Sep - 23 Sep	easyJet
22 Sep - 08 Oct	Ryanair
24 Sep - 10 Oct	Air France
02 Sep - 09 Sep	Ryanair
24 Sep - 18 Oct	Ryanair
29 Sep - 13 Oct	Turkish Airlines
28 Sep - 10 Oct	LOT
27 Sep - 11 Oct	Ryanair
22 Sep - 06 Oct	Ryanair
27 Sep - 10 Oct	Ryanair

Also check the deals for one-way flights from Hamburg to Seoul 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 Hamburg to Seoul in September from 611€

Return flights