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

Return flights

10 Feb - 10 Mar	China Eastern
03 Feb - 08 Feb	Air China
28 Feb - 13 Mar	China Southern
02 Feb - 20 Feb	Air Busan
01 Feb - 08 Feb	China Eastern
17 Feb - 25 Feb	China Eastern
08 Feb - 10 Feb	China Eastern
05 Feb - 21 Feb	Asiana Airlines
02 Feb - 06 Feb	China Eastern
06 Feb - 08 Feb	T'way Air
16 Feb - 22 Feb	China Eastern
22 Feb - 04 Mar	China Eastern
27 Feb - 06 Mar	China Eastern
10 Feb - 15 Feb	Air China
27 Feb - 08 Mar	China Eastern
27 Feb - 27 Mar	China Eastern

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

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 February from 650€

Return flights