Cheapest return flights from London to Seoul in August from 631€

Best time to book flights for London (LON) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to Seoul (ICN) in August 2025 (see full year).

Return flights

18 Aug - 18 Sep KLM
12 Aug - 22 Sep KLM
18 Aug - 08 Sep KLM
28 Aug - 07 Sep KLM
18 Aug - 07 Sep KLM
27 Aug - 10 Sep KLM
28 Aug - 05 Sep KLM
25 Aug - 08 Sep KLM
27 Aug - 09 Sep KLM
28 Aug - 11 Sep Wizz Air
12 Aug - 19 Aug KLM
20 Aug - 31 Aug easyJet
13 Aug - 21 Aug easyJet
18 Aug - 31 Aug KLM
26 Aug - 31 Aug KLM
12 Aug - 22 Aug KLM
18 Aug - 27 Aug easyJet
18 Aug - 26 Aug easyJet
17 Aug - 31 Aug KLM
19 Aug - 27 Aug KLM

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

Skyscanner

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