Seoul (ICN) to London Heathrow (LHR) flight deal in economy from $698
ICNIncheon International Airport
Seoul, South Korea
LHRLondon Heathrow Airport
London Heathrow, United Kingdom
$944 USD
-26%$698 USD
Verified 1 day agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
37% of dates checked are available within 10% of the lowest price
Monday, October 19th, 2026
6 round-trip options
Returning
Sat, Oct 24, 2026•5 Day Trip
$1,261 USD
Returning
Sun, Oct 25, 2026•6 Day Trip
$1,071 USD
Returning
Tue, Oct 27, 2026•8 Day Trip
$914 USD
Returning
Thu, Oct 29, 2026•10 Day Trip
$973 USD
Returning
Sat, Oct 31, 2026•12 Day Trip
$1,031 USD
Returning
Sun, Nov 1, 2026•13 Day Trip
$935 USD