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

Return flights

01 Jul - 31 Jul	Wizz Air
01 Jul - 15 Jul	Wizz Air
01 Jul - 17 Jul	Wizz Air
06 Jul - 14 Jul	Wizz Air UK
08 Jul - 20 Jul	FlyOne (Romania)
08 Jul - 21 Jul	Wizz Air
29 Jul - 13 Aug	Wizz Air
01 Jul - 06 Jul	Wizz Air
02 Jul - 10 Jul	Wizz Air
03 Jul - 24 Aug	Wizz Air UK
04 Jul - 14 Jul	Wizz Air UK
04 Jul - 11 Jul	Wizz Air UK
02 Jul - 05 Aug	Wizz Air
22 Jul - 05 Aug	Wizz Air Malta
20 Jul - 08 Aug	Wizz Air UK
21 Jul - 04 Aug	Ryanair
22 Jul - 13 Aug	Wizz Air
25 Jul - 14 Aug	Ryanair
25 Jul - 13 Aug	Ryanair
23 Jul - 13 Aug	Wizz Air UK

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

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 July from $812

Return flights