AirHint found the following cheapest return flights from Seoul (ICN) to London (LGW) in November 2025 (see full year).

Return flights

11 Nov - 14 Nov	China Eastern
17 Nov - 29 Nov	China Southern
21 Nov - 29 Nov	China Southern
10 Nov - 25 Nov	China Southern
10 Nov - 18 Nov	China Southern
06 Nov - 19 Nov	China Eastern
03 Nov - 05 Nov	China Eastern
05 Nov - 17 Nov	China Eastern
11 Nov - 16 Nov	China Eastern
17 Nov - 22 Nov	China Southern
28 Nov - 05 Dec	China Southern
26 Nov - 02 Dec	Emirates
25 Nov - 02 Dec	Emirates
20 Nov - 08 Dec	Emirates
25 Nov - 01 Dec	Emirates
25 Nov - 08 Dec	Emirates
26 Nov - 04 Dec	Emirates
26 Nov - 06 Dec	Emirates
25 Nov - 04 Dec	Emirates
27 Nov - 06 Dec	Emirates

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

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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Cheapest return flights from Seoul to London in November from $517

Return flights