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

Return flights

08 Jun - 18 Jun	Air China
08 Jun - 13 Jul	Air China
12 Jun - 23 Jun	Air China
15 Jun - 21 Jun	Air China
12 Jun - 20 Jun	Air China
01 Jun - 22 Jun	Air China
12 Jun - 21 Jun	Air China
13 Jun - 21 Jun	Air China
17 Jun - 23 Jun	Air China
17 Jun - 24 Jun	Air China
08 Jun - 15 Jun	Air China
13 Jun - 13 Jul	Air China
03 Jun - 06 Jul	Air China
16 Jun - 20 Jul	Air China
12 Jun - 04 Jul	Air China
15 Jun - 01 Jul	Air China
12 Jun - 05 Jul	China Eastern
18 Jun - 05 Jul	China Southern
19 Jun - 05 Jul	China Southern
22 Jun - 12 Jul	China Southern

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

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 June from 412€

Return flights