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

Return flights

04 Jul - 21 Jul	Ryanair
27 Jul - 11 Aug	Ryanair
27 Jul - 17 Aug	Ryanair
07 Jul - 21 Jul	Wizz Air UK
27 Jul - 06 Aug	Ryanair
04 Jul - 18 Jul	Ryanair
01 Jul - 15 Jul	Wizz Air Malta
25 Jul - 29 Aug	Ryanair
04 Jul - 19 Jul	Ryanair
11 Jul - 21 Jul	Wizz Air Malta
23 Jul - 30 Jul	Ryanair
03 Jul - 14 Jul	Wizz Air UK
03 Jul - 18 Jul	Wizz Air UK
07 Jul - 16 Jul	Wizz Air UK
23 Jul - 19 Aug	Ryanair
22 Jul - 05 Aug	Ryanair
23 Jul - 06 Aug	Ryanair
21 Jul - 06 Aug	Wizz Air Malta
18 Jul - 26 Aug	Wizz Air Malta
09 Jul - 19 Aug	easyJet

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.

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Cheapest return flights from London to Seoul in July from 674€

Return flights