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

Return flights

26 Mar - 21 Apr	Air France
07 Mar - 14 Mar	Air France
17 Mar - 27 Apr	KLM
19 Mar - 24 Mar	Air China
01 Mar - 13 Mar	Air China
29 Mar - 12 Apr	Air China
15 Mar - 28 Mar	Air China
01 Mar - 09 Mar	Air China
02 Mar - 11 Mar	Air China
11 Mar - 15 Mar	Air China
26 Mar - 30 Apr	Etihad Airways
06 Mar - 09 Mar	Air China
08 Mar - 13 Mar	Air China
22 Mar - 29 Mar	Air China
26 Mar - 21 Apr	Lufthansa	direct
26 Mar - 30 Apr	Asiana Airlines	direct
17 Mar - 27 Apr	Asiana Airlines	direct
29 Mar - 12 Apr	Korean Air	direct

Also check the deals for one-way flights from Seoul to Frankfurt 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 Seoul to Frankfurt in March from 490€

Return flights