AirHint found the following cheapest return flights from Frankfurt (FRA) to Seoul (ICN) in March 2026 (see full year).

Return flights

28 Mar - 11 Apr	MIAT Mongolian Airlines
01 Mar - 11 Mar	Scandinavian Airlines
05 Mar - 13 Mar	Scandinavian Airlines
01 Mar - 20 Mar	Scandinavian Airlines
01 Mar - 31 Mar	LOT
01 Mar - 07 Mar	LOT
02 Mar - 23 Mar	Finnair
09 Mar - 19 Mar	Finnair
02 Mar - 15 Mar	Finnair
02 Mar - 30 Mar	Finnair
04 Mar - 18 Mar	Finnair
30 Mar - 06 Apr	LOT
21 Mar - 02 Apr	LOT
28 Mar - 06 Apr	MIAT Mongolian Airlines
12 Mar - 06 Apr	LOT
20 Mar - 06 Apr	LOT
30 Mar - 13 Apr	LOT
30 Mar - 07 Apr	LOT
29 Mar - 09 Apr	KLM
24 Mar - 04 Apr	Air France

Also check the deals for one-way flights from Frankfurt to Seoul in March.

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 Frankfurt to Seoul in March from 627€

Return flights