AirHint found the following cheapest return flights from Seoul (ICN) to Frankfurt (FRA) in July 2025 (see full year).

Return flights

31 Jul - 07 Aug	MIAT Mongolian Airlines
29 Jul - 13 Aug	Air China
29 Jul - 21 Aug	Air China
29 Jul - 24 Aug	Air China
29 Jul - 15 Aug	Air China
29 Jul - 26 Aug	Air China
29 Jul - 12 Aug	Air China
29 Jul - 29 Aug	Air France
31 Jul - 14 Aug	Air China
27 Jul - 17 Aug	Air China
27 Jul - 29 Jul	Lufthansa
27 Jul - 30 Jul	Lufthansa
28 Jul - 30 Jul	Lufthansa
27 Jul - 29 Jul	T'way Air	direct
28 Jul - 30 Jul	T'way Air	direct
27 Jul - 30 Jul	T'way Air	direct
27 Jul - 31 Jul	Lufthansa
27 Jul - 31 Jul	T'way Air	direct
28 Jul - 31 Jul	T'way Air	direct

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

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 July from 478€

Return flights