AirHint found the following cheapest return flights from London (LON) to Seoul (ICN)
in October 2025 (see full year ).
Return flights
27 Oct
- 16 Nov
Air China
$ 654
29 Oct
- 10 Nov
Air China
$ 654
30 Oct
- 14 Nov
Air China
$ 709
31 Oct
- 14 Nov
China Southern
$ 712
31 Oct
- 09 Nov
China Southern
$ 720
20 Oct
- 26 Oct
China Southern
$ 803
24 Oct
- 31 Oct
China Southern
$ 803
20 Oct
- 27 Oct
China Southern
$ 803
20 Oct
- 31 Oct
China Southern
$ 803
24 Oct
- 06 Nov
China Southern
$ 803
23 Oct
- 15 Nov
China Southern
$ 803
23 Oct
- 04 Nov
China Southern
$ 803
16 Oct
- 09 Nov
China Southern
$ 803
16 Oct
- 26 Oct
China Southern
$ 804
20 Oct
- 30 Oct
China Southern
$ 804
23 Oct
- 31 Oct
China Southern
$ 804
16 Oct
- 27 Oct
China Southern
$ 804
25 Oct
- 16 Nov
China Southern
$ 804
14 Oct
- 21 Oct
Air China
$ 806
14 Oct
- 25 Oct
Air China
$ 806
Also check the deals for one-way flights from London to Seoul in October .
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.