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

Return flights

17 Aug - 21 Aug	Air China
17 Aug - 07 Sep	Air China
05 Aug - 15 Sep	Lufthansa	direct
05 Aug - 10 Sep	Lufthansa
05 Aug - 30 Aug	Lufthansa	direct
26 Aug - 09 Sep	Air China
23 Aug - 28 Aug	Air China
25 Aug - 28 Aug	Air China
01 Aug - 29 Aug	Lufthansa
30 Aug - 06 Sep	Air China
19 Aug - 02 Sep	Air China
03 Aug - 10 Aug	Lufthansa	direct
13 Aug - 20 Aug	Lufthansa
03 Aug - 12 Aug	Lufthansa
24 Aug - 29 Aug	Lufthansa
11 Aug - 17 Aug	Emirates
17 Aug - 07 Sep	Asiana Airlines	direct
19 Aug - 02 Sep	Korean Air	direct
26 Aug - 09 Sep	Korean Air	direct
28 Aug - 03 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 583€

Return flights