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

Return flights

05 Aug - 27 Aug	Lufthansa
03 Aug - 24 Aug	Lufthansa
06 Aug - 27 Aug	Lufthansa
06 Aug - 26 Aug	Lufthansa
05 Aug - 25 Aug	Lufthansa	direct
06 Aug - 20 Aug	Lufthansa
05 Aug - 19 Aug	Lufthansa
11 Aug - 31 Aug	Lufthansa
06 Aug - 29 Aug	Lufthansa
06 Aug - 28 Aug	Lufthansa
14 Aug - 04 Sep	T'way Air	direct
24 Aug - 24 Sep	Emirates
24 Aug - 24 Sep	Asiana Airlines	direct
31 Aug - 08 Sep	Scandinavian Airlines

Also check the deals for one-way flights from Seoul to Frankfurt in August.

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 August from $656

Return flights