Cheapest return flights from Frankfurt to Seoul in September from $610

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

04 Sep - 10 Sep China Southern
28 Sep - 11 Oct MIAT Mongolian Airlines
26 Sep - 12 Oct MIAT Mongolian Airlines
16 Sep - 23 Sep China Southern
09 Sep - 16 Sep China Southern
04 Sep - 25 Sep MIAT Mongolian Airlines
14 Sep - 21 Sep MIAT Mongolian Airlines
04 Sep - 09 Sep Finnair
26 Sep - 11 Oct MIAT Mongolian Airlines
02 Sep - 19 Sep China Southern
02 Sep - 17 Sep China Southern
02 Sep - 15 Sep China Southern
02 Sep - 22 Sep China Southern
19 Sep - 18 Oct MIAT Mongolian Airlines
29 Sep - 13 Oct MIAT Mongolian Airlines
29 Sep - 20 Oct MIAT Mongolian Airlines
29 Sep - 18 Oct MIAT Mongolian Airlines
25 Sep - 09 Oct Finnair
25 Sep - 10 Oct Vietnam Airlines
25 Sep - 12 Oct Vietnam Airlines

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