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

Return flights

16 Jun - 24 Jun	Wizz Air
16 Jun - 23 Jun	Wizz Air
16 Jun - 26 Jun	Wizz Air
04 Jun - 08 Jun	Wizz Air
22 Jun - 02 Jul	Wizz Air
09 Jun - 10 Jul	Ryanair
28 Jun - 20 Jul	Wizz Air
12 Jun - 20 Jun	Wizz Air
22 Jun - 30 Jun	Wizz Air
08 Jun - 24 Jun	Ryanair
17 Jun - 13 Jul	Wizz Air
09 Jun - 24 Jun	Ryanair
09 Jun - 25 Jun	Ryanair
17 Jun - 08 Jul	FlyOne (Romania)
17 Jun - 11 Jul	Wizz Air
05 Jun - 23 Jun	Wizz Air
17 Jun - 17 Jul	Wizz Air
24 Jun - 15 Jul	FlyOne (Romania)
28 Jun - 10 Jul	Wizz Air
09 Jun - 01 Jul	Ryanair

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 $729

Return flights