Cheapest one-way flights from London to Seoul in May from $655

AirHint found the following cheapest one-way flights from London (LHR) to Seoul (GMP) in May 2026 (see full year).

One-Way flights

03 May Finnair
26 May Finnair
24 May China Southern
16 May China Southern
04 May China Southern
12 May China Southern
13 May China Southern
18 May China Southern
25 May China Southern
30 May China Southern

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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