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

Saturday, September 26th, 2026

7 round-trip options

Returning
Sat, Oct 3, 20267 Day Trip
$1,304 USD
Returning
Sun, Oct 4, 20268 Day Trip
$1,304 USD
Returning
Tue, Oct 6, 202610 Day Trip
$1,251 USD
Returning
Wed, Oct 7, 202611 Day Trip
$1,194 USD
Returning
Thu, Oct 8, 202612 Day Trip
$1,128 USD
Returning
Fri, Oct 9, 202613 Day Trip
$1,294 USD
Returning
Sat, Oct 10, 202614 Day Trip
$1,294 USD