AirHint found the following cheapest return flights from Seoul (ICN) to Frankfurt (FRA)
in September 2025 (see full year ).
Return flights
25 Sep
- 09 Oct
China Eastern
$ 550
02 Sep
- 18 Sep
China Eastern
$ 552
01 Sep
- 16 Sep
China Eastern
$ 552
29 Sep
- 13 Oct
China Eastern
$ 552
24 Sep
- 01 Oct
MIAT Mongolian Airlines
$ 618
24 Sep
- 06 Oct
MIAT Mongolian Airlines
$ 634
21 Sep
- 27 Sep
MIAT Mongolian Airlines
$ 665
12 Sep
- 22 Sep
MIAT Mongolian Airlines
$ 702
29 Sep
- 04 Oct
MIAT Mongolian Airlines
$ 702
06 Sep
- 20 Sep
MIAT Mongolian Airlines
$ 737
07 Sep
- 15 Sep
Singapore Airlines
$ 742
17 Sep
- 23 Sep
Singapore Airlines
$ 742
07 Sep
- 16 Sep
Singapore Airlines
$ 742
14 Sep
- 24 Sep
Singapore Airlines
$ 742
08 Sep
- 22 Sep
Singapore Airlines
$ 742
25 Sep
- 15 Oct
Singapore Airlines
$ 744
24 Sep
- 15 Oct
Singapore Airlines
$ 771
25 Sep
- 01 Oct
Singapore Airlines
$ 771
26 Sep
- 08 Oct
MIAT Mongolian Airlines
$ 773
25 Sep
- 08 Oct
MIAT Mongolian Airlines
$ 773
Also check the deals for one-way flights from Seoul to Frankfurt in September .
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.