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

Return flights

23 Apr - 03 May	Air China
23 Apr - 15 May	Air China
16 Apr - 19 Apr	Air China
13 Apr - 21 Apr	Air China
25 Apr - 11 May	MIAT Mongolian Airlines
02 Apr - 14 Apr	Lufthansa	direct
01 Apr - 12 Apr	Air France
23 Apr - 29 May	T'way Air	direct
20 Apr - 24 Apr	Air China
23 Apr - 26 Apr	Air China
16 Apr - 24 Apr	Air China
02 Apr - 06 Apr	Air China
16 Apr - 23 Apr	Air China
23 Apr - 25 Apr	Air China
23 Apr - 09 May	Air China
23 Apr - 07 May	Air China
20 Apr - 03 May	Air China
23 Apr - 13 May	Air China
23 Apr - 16 May	Air China
13 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.

Book a cheap hotel in Frankfurt

Cheap car rent in Frankfurt

Cheapest return flights from Seoul to Frankfurt in April from 492€

Return flights