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

Wednesday, August 26th, 2026

7 round-trip options

Returning
Tue, Sep 1, 20266 Day Trip
$1,056 USD
Returning
Wed, Sep 2, 20267 Day Trip
$1,039 USD
Returning
Thu, Sep 3, 20268 Day Trip
$971 USD
Returning
Fri, Sep 4, 20269 Day Trip
$968 USD
Returning
Sat, Sep 5, 202610 Day Trip
$1,026 USD
Returning
Sun, Sep 6, 202611 Day Trip
$951 USD
Returning
Wed, Sep 9, 202614 Day Trip
$865 USD