Cheapest return flights from Frankfurt to Seoul in September from $673

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

Return flights

18 Sep - 12 Oct Air China
25 Sep - 17 Oct Air China
22 Sep - 20 Oct Air China
18 Sep - 10 Oct Air China
04 Sep - 03 Oct Ryanair
12 Sep - 02 Oct MIAT Mongolian Airlines
20 Sep - 07 Oct MIAT Mongolian Airlines
21 Sep - 07 Oct MIAT Mongolian Airlines
23 Sep - 18 Oct MIAT Mongolian Airlines
18 Sep - 02 Oct MIAT Mongolian Airlines
12 Sep - 28 Sep MIAT Mongolian Airlines
12 Sep - 30 Sep MIAT Mongolian Airlines
09 Sep - 30 Sep MIAT Mongolian Airlines
16 Sep - 30 Sep MIAT Mongolian Airlines
19 Sep - 28 Sep MIAT Mongolian Airlines
14 Sep - 28 Sep MIAT Mongolian Airlines
19 Sep - 30 Sep MIAT Mongolian Airlines
13 Sep - 28 Sep MIAT Mongolian Airlines
13 Sep - 30 Sep MIAT Mongolian Airlines
07 Sep - 28 Sep MIAT Mongolian Airlines

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

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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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