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
Friday, September 18th, 2026
9 round-trip options
Returning
Wed, Sep 23, 2026•5 Day Trip
$1,167 USD
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Thu, Sep 24, 2026•6 Day Trip
$1,272 USD
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Fri, Sep 25, 2026•7 Day Trip
$1,614 USD
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Sat, Sep 26, 2026•8 Day Trip
$1,762 USD
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Sun, Sep 27, 2026•9 Day Trip
$1,593 USD
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Mon, Sep 28, 2026•10 Day Trip
$1,393 USD
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Tue, Sep 29, 2026•11 Day Trip
$1,272 USD
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Thu, Oct 1, 2026•13 Day Trip
$1,393 USD
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Fri, Oct 2, 2026•14 Day Trip
$1,393 USD