London Heathrow (LHR) to Seoul (ICN) flight deal in economy from $644
LHRLondon Heathrow Airport
London Heathrow, United Kingdom
ICNIncheon International Airport
Seoul, South Korea
$958 USD
-33%$644 USD
Verified 15 days agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
26% of dates checked are available within 10% of the lowest price
Tuesday, October 13th, 2026
7 round-trip options
Returning
Tue, Oct 20, 2026•7 Day Trip
$943 USD
Returning
Wed, Oct 21, 2026•8 Day Trip
$943 USD
Returning
Fri, Oct 23, 2026•10 Day Trip
$1,019 USD
Returning
Sat, Oct 24, 2026•11 Day Trip
$1,047 USD
Returning
Sun, Oct 25, 2026•12 Day Trip
$1,272 USD
Returning
Mon, Oct 26, 2026•13 Day Trip
$1,012 USD
Returning
Tue, Oct 27, 2026•14 Day Trip
$1,104 USD