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

Return flights

30 Aug - 16 Sep	Wizz Air UK
09 Aug - 01 Sep	Wizz Air UK
26 Aug - 03 Sep	Wizz Air
28 Aug - 07 Sep	Wizz Air
24 Aug - 14 Sep	Wizz Air
24 Aug - 07 Sep	Ryanair
20 Aug - 15 Sep	Wizz Air Malta
31 Aug - 17 Sep	Ryanair
19 Aug - 02 Sep	Wizz Air
30 Aug - 20 Sep	Wizz Air
16 Aug - 31 Aug	Wizz Air
09 Aug - 25 Aug	Wizz Air
18 Aug - 25 Aug	Ryanair
09 Aug - 24 Aug	Wizz Air
11 Aug - 25 Aug	Ryanair
27 Aug - 31 Aug	Wizz Air UK
10 Aug - 25 Aug	Ryanair
11 Aug - 22 Aug	Ryanair
23 Aug - 31 Aug	Wizz Air UK
15 Aug - 31 Aug	Wizz Air

Also check the deals for one-way flights from London to Seoul in August.

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 August from 671€

Return flights