Cheapest return flights from London to Seoul in July from £835

Best time to book flights for London (LHR) to Seoul (GMP) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Seoul (GMP) in July 2025 (see full year).

Return flights

02 Jul - 14 Jul Lufthansa
07 Jul - 15 Jul China Southern
03 Jul - 14 Jul China Southern
10 Jul - 25 Jul China Southern
09 Jul - 25 Jul China Southern
09 Jul - 13 Jul China Southern
03 Jul - 21 Jul China Southern
06 Jul - 21 Jul China Southern
04 Jul - 21 Jul China Southern
07 Jul - 21 Jul China Southern
15 Jul - 18 Aug Air China
25 Jul - 10 Aug Air China
18 Jul - 05 Aug Air China
17 Jul - 08 Aug China Southern
13 Jul - 17 Aug China Southern
13 Jul - 01 Aug China Southern
14 Jul - 20 Aug China Southern
06 Jul - 03 Aug China Southern
17 Jul - 16 Aug China Southern
17 Jul - 10 Aug China Southern

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

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