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

Return flights

23 Apr - 13 May	China Southern
16 Apr - 07 May	Etihad Airways
28 Apr - 22 May	Etihad Airways
16 Apr - 08 May	Etihad Airways
12 Apr - 07 May	Etihad Airways
28 Apr - 26 May	Etihad Airways
28 Apr - 13 May	Etihad Airways
28 Apr - 14 May	Etihad Airways
08 Apr - 23 Apr	Air China
07 Apr - 23 Apr	Air China
16 Apr - 23 Apr	Air China
07 Apr - 20 Apr	Air China
27 Apr - 18 May	Air China
23 Apr - 07 May	Air China
13 Apr - 20 Apr	Air China
16 Apr - 20 Apr	Air China
12 Apr - 23 Apr	Ryanair
11 Apr - 22 Apr	Ryanair
07 Apr - 22 Apr	Air China
06 Apr - 16 Apr	Ryanair

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Seoul in April from 522€

Return flights