London Heathrow (LHR) to Seoul (ICN) flight deal in economy from $644

Thursday, December 31st, 2026

7 round-trip options

Returning
Tue, Jan 5, 20275 Day Trip
$959 USD
Returning
Thu, Jan 7, 20277 Day Trip
$936 USD
Returning
Fri, Jan 8, 20278 Day Trip
$951 USD
Returning
Sun, Jan 10, 202710 Day Trip
$940 USD
Returning
Mon, Jan 11, 202711 Day Trip
$865 USD
Returning
Tue, Jan 12, 202712 Day Trip
$789 USD
Returning
Wed, Jan 13, 202713 Day Trip
$765 USD