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

Return flights

04 Jun - 12 Jun	Air China
01 Jun - 22 Jun	Air China
05 Jun - 14 Jun	Air China
17 Jun - 23 Jun	Air China
08 Jun - 15 Jun	Air China
08 Jun - 11 Jun	Air China
03 Jun - 17 Jun	Air China
06 Jun - 14 Jun	China Eastern
04 Jun - 11 Jun	Air China
08 Jun - 13 Jun	Air China
21 Jun - 08 Jul	Turkish Airlines
05 Jun - 12 Jul	Turkish Airlines
25 Jun - 08 Jul	Turkish Airlines
25 Jun - 09 Jul	Turkish Airlines
06 Jun - 03 Jul	China Eastern
25 Jun - 21 Jul	Turkish Airlines
17 Jun - 01 Jul	Air China
04 Jun - 12 Jul	Air China
17 Jun - 03 Jul	Air China
17 Jun - 08 Jul	Air China

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

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

Return flights