฿28,480 Cheap KLM flights from London to Seoul (LHR→ICN)

View ฿28,480 flight on Tue, 27 Jan 2026Opens in a new window
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KLM flights from London to Seoul (LHR→ICN)

Prices were available within the past 7 days and start at ฿28,480 for one-way flights and ฿21,685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Thu, 15 Jan - Sat, 24 Jan
LHR
London
ICN
Seoul
฿21,685 Return, found 3 days ago
฿21,685
Return
found 3 days ago
Select KLM flight, departing Thu, 15 Jan from London to Seoul, returning Sat, 24 Jan, priced at ฿21,685 found 3 days ago
KLM
Tue, 27 Jan - Sun, 1 Feb
LHR
London
ICN
Seoul
฿23,165 Return, found 2 hours ago
฿23,165
Return
found 2 hours ago
Select KLM flight, departing Tue, 27 Jan from London to Seoul, returning Sun, 1 Feb, priced at ฿23,165 found 2 hours ago

Find the cheapest month to fly from London (LHR) to Seoul (ICN)

November is typically the cheapest month to fly

From ฿15,129 - ฿30,782 per traveller.
Flight from London to Seoul route information
Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air China, Air France, Air India, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, EVA Airways, Emirates, Etihad Airways, Finnair, KLM, Korean Air, Lufthansa, Qatar Airways, Thai Airways International, Turkish Airlines, United, Vietnam Airlines
Popular airline
Lufthansa
Distance
8809 km
Average flight time
21 hours 37 mins
*Available to Expedia members.