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
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Fair Availability
37% of dates checked are available within 10% of the lowest price
Sunday, September 27th, 2026
9 round-trip options
Returning
Fri, Oct 2, 2026•5 Day Trip
$1,289 USD
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Sat, Oct 3, 2026•6 Day Trip
$1,444 USD
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Sun, Oct 4, 2026•7 Day Trip
$1,378 USD
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Mon, Oct 5, 2026•8 Day Trip
$1,243 USD
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Tue, Oct 6, 2026•9 Day Trip
$1,243 USD
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Wed, Oct 7, 2026•10 Day Trip
$1,243 USD
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Thu, Oct 8, 2026•11 Day Trip
$1,357 USD
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Sat, Oct 10, 2026•13 Day Trip
$1,802 USD
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Sun, Oct 11, 2026•14 Day Trip
$1,509 USD