Cheapest return flights from Seoul to London in May from 554€

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

Return flights

20 May - 31 May Air China
25 May - 02 Jun Air China
30 May - 07 Jun Air China
13 May - 20 May Air China
17 May - 23 May China Southern
30 May - 08 Jun China Southern
29 May - 08 Jun China Southern
11 May - 19 May China Southern
26 May - 29 May Air China
15 May - 21 May Air China
23 May - 29 May Air China
31 May - 18 Jun Air China
13 May - 18 May Air China
18 May - 24 May Air China
15 May - 05 Jun Air China
15 May - 19 May Air China
27 May - 04 Jun ANA

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