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

Return flights

13 Nov - 29 Nov	Air China
15 Nov - 21 Nov	Air China
14 Nov - 28 Nov	Air China
16 Nov - 26 Nov	Air China
19 Nov - 28 Nov	Air China
16 Nov - 21 Nov	Air China
12 Nov - 25 Nov	Air China
14 Nov - 17 Nov	Air China
15 Nov - 19 Nov	Air China
12 Nov - 27 Nov	Air China
12 Nov - 01 Dec	Air China
17 Nov - 02 Dec	Air China
27 Nov - 04 Dec	Air China
26 Nov - 04 Dec	Air China
27 Nov - 21 Dec	Air China
04 Nov - 28 Dec	Air China
22 Nov - 01 Dec	Air China
21 Nov - 04 Dec	Air China
27 Nov - 05 Dec	Air China
09 Nov - 08 Dec	Air China

Also check the deals for one-way flights from London to Seoul 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 London to Seoul in November from 539€

Return flights