฿27,615 Cheap KLM flights from London to Seoul (LHR→ICN)

View ฿27,615 flight on Tue, 14 Apr 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

KLM flights from London to Seoul (LHR→ICN)

Prices were available within the past 7 days and start at ฿27,615 for one-way flights and ฿29,795 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, 2 Mar - Sun, 15 Mar
LHR
London
ICN
Seoul
฿29,795 Return, found 1 hour ago
฿29,795
Return
found 1 hour ago
Select KLM flight, departing Mon, 2 Mar from London to Seoul, returning Sun, 15 Mar, priced at ฿29,795 found 1 hour ago

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

November is typically the cheapest month to fly

From ฿15,253 - ฿31,034 per traveller.

Travel information

Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Air India, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, EVA Airways, Emirates, Etihad Airways, Finnair, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Shenzhen Airlines, Thai Airways International, United, Vietnam Airlines
Popular airline
Cathay Pacific
Distance
8809 km
Average flight time
21 hours 37 mins
*Available to Expedia members.