Cheapest one-way flights from London to Seoul in May from $359

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

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

One-Way flights

19 May Hainan Airlines
28 May China Southern
26 May Hainan Airlines
13 May China Southern
31 May British Airways
30 May Brussels Airlines
21 May Hainan Airlines
14 May Hainan Airlines
17 May British Airways
29 May British Airways

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

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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