AirHint found the following cheapest return flights from Seoul (ICN) to Frankfurt (FRA) in January 2027 (see full year).

Return flights

30 Jan - 03 Feb	LOT
06 Jan - 20 Jan	Air France
25 Jan - 01 Feb	Lufthansa	direct
28 Jan - 02 Feb	Lufthansa	direct
19 Jan - 30 Jan	LOT
23 Jan - 31 Jan	LOT
23 Jan - 30 Jan	LOT
12 Jan - 03 Feb	LOT
24 Jan - 02 Feb	Lufthansa
01 Jan - 09 Jan	LOT
22 Jan - 31 Jan	LOT
22 Jan - 30 Jan	LOT
29 Jan - 03 Feb	LOT
23 Jan - 30 Jan	Lufthansa	direct
19 Jan - 28 Jan	Lufthansa	direct
23 Jan - 31 Jan	Lufthansa	direct
28 Jan - 03 Feb	Lufthansa	direct
30 Jan - 03 Feb	Lufthansa	direct
31 Jan - 03 Feb	Lufthansa
12 Jan - 03 Feb	Lufthansa	direct

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

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 January from 478€

Return flights