Cheapest return flights from Frankfurt to Seoul in September from 647€

Best time to book flights for Frankfurt (FRA) to Seoul (ICN) flights at AirHint

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

Return flights

13 Sep - 04 Oct China Eastern
01 Sep - 21 Sep MIAT Mongolian Airlines
01 Sep - 22 Sep MIAT Mongolian Airlines
10 Sep - 17 Sep MIAT Mongolian Airlines
22 Sep - 11 Oct MIAT Mongolian Airlines
01 Sep - 19 Sep MIAT Mongolian Airlines
15 Sep - 21 Sep MIAT Mongolian Airlines
01 Sep - 17 Sep MIAT Mongolian Airlines
07 Sep - 26 Sep MIAT Mongolian Airlines
12 Sep - 26 Sep MIAT Mongolian Airlines
15 Sep - 22 Sep MIAT Mongolian Airlines
06 Sep - 20 Sep MIAT Mongolian Airlines
22 Sep - 13 Oct MIAT Mongolian Airlines
27 Sep - 18 Oct MIAT Mongolian Airlines
27 Sep - 25 Oct MIAT Mongolian Airlines
21 Sep - 11 Oct MIAT Mongolian Airlines
11 Sep - 13 Oct Etihad Airways
23 Sep - 07 Oct Etihad Airways
19 Sep - 10 Oct MIAT Mongolian Airlines
22 Sep - 08 Oct 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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