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

Return flights

23 Apr - 26 Apr	Etihad Airways
23 Apr - 25 Apr	Etihad Airways
01 Apr - 15 Apr	Etihad Airways
15 Apr - 22 Apr	Air China
22 Apr - 13 May	Air China
16 Apr - 28 Apr	Etihad Airways
13 Apr - 20 Apr	Air China
02 Apr - 16 Apr	Air China
13 Apr - 17 Apr	Air China
28 Apr - 19 May	Air China
08 Apr - 15 Apr	Air China
04 Apr - 11 Apr	Air China
20 Apr - 04 May	Air China
22 Apr - 09 May	Air China
27 Apr - 04 May	Air China
21 Apr - 07 May	Etihad Airways
25 Apr - 05 May	Etihad Airways
28 Apr - 12 May	Etihad Airways
22 Apr - 08 May	Air China
24 Apr - 11 May	Air China

Also check the deals for one-way flights from Seoul to Frankfurt 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 Seoul to Frankfurt in April from 468€

Return flights