Cheapest one-way flights from Seoul to London in October from $354

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

AirHint found the following cheapest one-way flights from Seoul (ICN) to London (LHR) in October 2025 (see full year).

One-Way flights

19 Oct Vietnam Airlines
11 Oct Vietnam Airlines
18 Oct Vietnam Airlines
12 Oct Vietnam Airlines
25 Oct Vietnam Airlines
31 Oct Vietnam Airlines
22 Oct Vietnam Airlines
13 Oct Vietnam Airlines
27 Oct Vietnam Airlines
20 Oct Vietnam Airlines

Also check the deals for return flights from Seoul to London in October.

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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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