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

Return flights

08 Jun - 15 Jun	Air China
17 Jun - 30 Jun	Air China
15 Jun - 22 Jun	Air China
03 Jun - 24 Jun	Air China
04 Jun - 11 Jun	Air China
03 Jun - 08 Jun	Air China
19 Jun - 30 Jun	Air China
16 Jun - 25 Jun	Air China
15 Jun - 20 Jun	Air China
05 Jun - 09 Jun	Air China
24 Jun - 01 Jul	Finnair
23 Jun - 07 Jul	Etihad Airways
29 Jun - 08 Jul	Finnair
27 Jun - 03 Jul	Etihad Airways
27 Jun - 05 Jul	Etihad Airways
12 Jun - 10 Jul	Scandinavian Airlines
25 Jun - 01 Jul	Emirates
30 Jun - 10 Jul	LOT
30 Jun - 03 Jul	LOT
25 Jun - 05 Jul	Emirates

Also check the deals for one-way flights from Seoul to London 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 Seoul to London in June from 470€

Return flights