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

Return flights

03 Jul - 11 Jul	Etihad Airways
17 Jul - 28 Jul	Etihad Airways
01 Jul - 30 Aug	LOT
23 Jul - 01 Aug	Etihad Airways
06 Jul - 31 Aug	Air France
01 Jul - 05 Jul	LOT
15 Jul - 30 Jul	Etihad Airways
14 Jul - 17 Aug	Air France
14 Jul - 25 Jul	Air France
20 Jul - 27 Jul	Turkish Airlines
08 Jul - 20 Jul	LOT
20 Jul - 24 Jul	Air France
31 Jul - 14 Aug	Turkish Airlines
09 Jul - 26 Jul	LOT
22 Jul - 26 Jul	LOT

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

Cheap car rent in London

Cheapest return flights from Seoul to London in July from $975

Return flights