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

Return flights

08 Jun - 18 Jun	Lufthansa
09 Jun - 18 Jun	Lufthansa
01 Jun - 18 Jun	Lufthansa
08 Jun - 23 Jun	Lufthansa
09 Jun - 25 Jun	Lufthansa
08 Jun - 16 Jun	Air China
06 Jun - 15 Jun	Air China
02 Jun - 17 Jun	Air China
14 Jun - 25 Jun	Air China
17 Jun - 24 Jun	Air China
01 Jun - 10 Jul	Lufthansa
18 Jun - 03 Jul	Air China
22 Jun - 19 Jul	Air India
29 Jun - 14 Jul	Air India
24 Jun - 03 Jul	Air India
01 Jun - 11 Jul	Air India
26 Jun - 12 Jul	Air India
30 Jun - 14 Jul	Air India
28 Jun - 26 Jul	Air India
27 Jun - 04 Jul	Air India

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 502€

Return flights