London Heathrow (LHR) to Seoul (ICN) flight deal in economy from $651

Wednesday, December 23rd, 2026

10 round-trip options

Returning
Mon, Dec 28, 20265 Day Trip
$794 USD
Returning
Tue, Dec 29, 20266 Day Trip
$833 USD
Returning
Wed, Dec 30, 20267 Day Trip
$794 USD
Returning
Thu, Dec 31, 20268 Day Trip
$836 USD
Returning
Fri, Jan 1, 20279 Day Trip
$907 USD
Returning
Sat, Jan 2, 202710 Day Trip
$1,087 USD
Returning
Sun, Jan 3, 202711 Day Trip
$991 USD
Returning
Mon, Jan 4, 202712 Day Trip
$983 USD
Returning
Tue, Jan 5, 202713 Day Trip
$969 USD
Returning
Wed, Jan 6, 202714 Day Trip
$901 USD