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 agoSeptember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
37% of dates checked are available within 10% of the lowest price
Sunday, September 13th, 2026
9 round-trip options
Returning
Fri, Sep 18, 2026•5 Day Trip
$1,194 USD
Returning
Sat, Sep 19, 2026•6 Day Trip
$1,368 USD
Returning
Sun, Sep 20, 2026•7 Day Trip
$1,272 USD
Returning
Mon, Sep 21, 2026•8 Day Trip
$1,272 USD
Returning
Tue, Sep 22, 2026•9 Day Trip
$1,194 USD
Returning
Wed, Sep 23, 2026•10 Day Trip
$1,272 USD
Returning
Thu, Sep 24, 2026•11 Day Trip
$1,272 USD
Returning
Sat, Sep 26, 2026•13 Day Trip
$1,762 USD
Returning
Sun, Sep 27, 2026•14 Day Trip
$1,593 USD