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

Return flights

02 Jun - 08 Jun	Ryanair
01 Jun - 08 Jun	Ryanair
06 Jun - 16 Jun	Wizz Air
02 Jun - 24 Jun	Ryanair
06 Jun - 13 Jun	Wizz Air
09 Jun - 24 Jun	Ryanair
09 Jun - 25 Jun	Ryanair
06 Jun - 27 Jun	Wizz Air
05 Jun - 20 Jun	Wizz Air Malta
04 Jun - 25 Jun	Ryanair
19 Jun - 04 Jul	Wizz Air Malta
20 Jun - 04 Jul	Wizz Air Malta
17 Jun - 01 Jul	Wizz Air Malta
25 Jun - 02 Jul	Ryanair
20 Jun - 07 Jul	Wizz Air Malta
30 Jun - 14 Jul	Wizz Air Malta
29 Jun - 09 Jul	Wizz Air Malta
27 Jun - 04 Jul	Wizz Air Malta
27 Jun - 07 Jul	Wizz Air Malta
27 Jun - 16 Jul	Wizz Air UK

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 582€

Return flights