Cheapest return flights from Seoul to London in May from $536

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

Return flights

21 May - 29 May China Southern
13 May - 26 May China Southern
08 May - 13 May China Southern
08 May - 17 May China Southern
08 May - 16 May China Southern
15 May - 18 May China Southern
08 May - 10 May China Southern
15 May - 19 May China Southern
13 May - 27 May China Southern
13 May - 19 May China Southern
20 May - 10 Jun China Southern
28 May - 16 Jun China Southern
17 May - 02 Jun China Southern
16 May - 12 Jun China Southern
21 May - 08 Jun China Southern
28 May - 02 Jun China Southern
27 May - 10 Jun China Southern
28 May - 11 Jun China Southern
28 May - 03 Jun China Southern
19 May - 03 Jun China Southern

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

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