Cheapest return flights from London to Seoul in May from 515€

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

Return flights

12 May - 27 May China Southern
16 May - 25 May China Southern
14 May - 25 May China Southern
15 May - 23 May China Southern
11 May - 20 May China Southern
13 May - 27 May China Southern
18 May - 26 May China Southern
18 May - 31 May China Southern
19 May - 26 May China Southern
10 May - 17 May China Southern
25 May - 08 Jun China Southern
20 May - 01 Jun China Southern
20 May - 06 Jun China Southern
25 May - 01 Jun China Southern
15 May - 07 Jun China Southern
29 May - 08 Jun China Southern
15 May - 01 Jun China Southern
14 May - 03 Jun China Southern
14 May - 04 Jun China Southern
27 May - 13 Jun China Southern

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

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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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