Cheapest return flights from London to Seoul in October from $946

Best time to book flights for London (LCY) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to Seoul (ICN) in October 2025 (see full year).

Return flights

17 Oct - 22 Oct SWISS
02 Oct - 17 Oct KLM
01 Oct - 15 Oct ITA Airways
30 Oct - 13 Nov KLM
24 Oct - 03 Nov SWISS
26 Oct - 05 Nov KLM
27 Oct - 04 Nov KLM
27 Oct - 05 Nov KLM
02 Oct - 12 Oct KLM
02 Oct - 19 Oct KLM
22 Oct - 10 Nov KLM
04 Oct - 21 Oct KLM
22 Oct - 05 Nov KLM
27 Oct - 13 Nov KLM
30 Oct - 06 Nov KLM
16 Oct - 23 Oct KLM
22 Oct - 04 Nov KLM
01 Oct - 14 Oct KLM
01 Oct - 09 Oct KLM
01 Oct - 13 Oct KLM

Also check the deals for one-way flights from London to Seoul in October.

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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