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

Return flights

01 Jun - 07 Jun	Air China
09 Jun - 14 Jun	Air China
01 Jun - 15 Jun	Air China
01 Jun - 17 Jun	Air China
09 Jun - 17 Jun	Air China
01 Jun - 29 Jun	Air China
10 Jun - 17 Jun	Air China
03 Jun - 29 Jun	Air China
10 Jun - 21 Jun	Air China
07 Jun - 16 Jun	Air China
22 Jun - 13 Jul	Etihad Airways
17 Jun - 01 Jul	Air China
29 Jun - 13 Jul	Lufthansa
29 Jun - 06 Jul	Lufthansa
29 Jun - 09 Jul	Etihad Airways
19 Jun - 04 Jul	Etihad Airways
22 Jun - 30 Jul	Air China
24 Jun - 05 Jul	Asiana Airlines	direct
22 Jun - 13 Jul	Asiana Airlines	direct
19 Jun - 04 Jul	Asiana Airlines	direct

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 553€

Return flights