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

Return flights

02 Apr - 08 Apr	Air France
23 Apr - 26 Apr	Etihad Airways
03 Apr - 07 Apr	Air France
23 Apr - 25 Apr	Etihad Airways
27 Apr - 04 May	Emirates
21 Apr - 26 Apr	Etihad Airways
21 Apr - 05 May	Emirates
02 Apr - 08 Apr	Lufthansa	direct
24 Apr - 04 May	Emirates
05 Apr - 14 Apr	Air China
24 Apr - 26 Apr	Air China
25 Apr - 02 May	Air China
24 Apr - 01 May	Air China
18 Apr - 03 May	LOT
03 Apr - 07 Apr	Lufthansa	direct
05 Apr - 14 Apr	Lufthansa	direct
24 Apr - 04 May	Lufthansa	direct
21 Apr - 05 May	Asiana Airlines	direct
24 Apr - 01 May	Lufthansa	direct
25 Apr - 02 May	Lufthansa	direct

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 604€

Return flights