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

Return flights

01 Jun - 13 Jun	Air China
12 Jun - 21 Jun	Air China
17 Jun - 24 Jun	Air China
06 Jun - 14 Jun	Air China
14 Jun - 23 Jun	Air China
04 Jun - 11 Jun	Air China
13 Jun - 22 Jun	Air China
08 Jun - 22 Jun	Air China
08 Jun - 23 Jun	Air China
15 Jun - 23 Jun	Air China
15 Jun - 06 Jul	Air China
17 Jun - 01 Jul	Air China
30 Jun - 14 Jul	Lufthansa
25 Jun - 21 Jul	Air India
29 Jun - 09 Jul	Lufthansa
15 Jun - 13 Jul	Lufthansa
22 Jun - 13 Jul	Lufthansa
28 Jun - 19 Jul	Air India
27 Jun - 07 Jul	Air India
25 Jun - 02 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from London to Seoul in June from 394€

Return flights