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

Return flights

24 Apr - 08 May	Air China
14 Apr - 28 Apr	Ryanair
13 Apr - 06 May	Ryanair
19 Apr - 09 May	Ryanair
29 Apr - 11 May	Wizz Air Malta
26 Apr - 17 May	Air China
24 Apr - 19 May	Air China
27 Apr - 18 May	Air China
16 Apr - 08 May	Air China
21 Apr - 16 May	Air China
20 Apr - 16 May	Air China
20 Apr - 28 Apr	Ryanair
14 Apr - 21 Apr	Ryanair
13 Apr - 21 Apr	Ryanair
14 Apr - 23 Apr	Ryanair
16 Apr - 23 Apr	Ryanair
07 Apr - 21 Apr	Air India
06 Apr - 20 Apr	Wizz Air Malta
14 Apr - 20 Apr	Ryanair
06 Apr - 23 Apr	Wizz Air Malta

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 545€

Return flights