Cheapest return flights from Seoul to London in May from 478€

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

Return flights

14 May - 19 May Air China
22 May - 30 May Air China
25 May - 28 May Air China
14 May - 21 May Air China
14 May - 26 May Air China
14 May - 23 May Air China
12 May - 20 May Air China
20 May - 26 May Air China
13 May - 20 May Air China
13 May - 17 May Air China
17 May - 04 Jun Air China
20 May - 02 Jun Air China
27 May - 04 Jun Air China
18 May - 03 Jun Air China
20 May - 03 Jun Air China
23 May - 03 Jun Air China
23 May - 02 Jun Air China
24 May - 02 Jun China Southern
30 May - 13 Jun Etihad Airways
27 May - 03 Jun China Southern

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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