Cheapest return flights from Seoul to Frankfurt in September from 435€

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

Return flights

07 Sep - 19 Sep MIAT Mongolian Airlines
08 Sep - 15 Sep MIAT Mongolian Airlines
15 Sep - 19 Sep MIAT Mongolian Airlines
16 Sep - 20 Sep MIAT Mongolian Airlines
16 Sep - 19 Sep MIAT Mongolian Airlines
07 Sep - 14 Sep MIAT Mongolian Airlines
15 Sep - 20 Sep MIAT Mongolian Airlines
17 Sep - 26 Sep MIAT Mongolian Airlines
15 Sep - 30 Sep T'way Air direct
13 Sep - 27 Sep MIAT Mongolian Airlines
15 Sep - 02 Oct Lufthansa direct
02 Sep - 15 Oct MIAT Mongolian Airlines
18 Sep - 03 Oct Air France
16 Sep - 21 Oct Etihad Airways
22 Sep - 01 Oct T'way Air direct
22 Sep - 23 Oct Scandinavian Airlines
02 Sep - 14 Oct T'way Air
01 Sep - 16 Oct Air China
04 Sep - 02 Oct Asiana Airlines direct
17 Sep - 20 Oct Air China

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

Skyscanner

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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