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

Tuesday, September 15th, 2026

10 round-trip options

Returning
Sun, Sep 20, 20265 Day Trip
$1,381 USD
Returning
Mon, Sep 21, 20266 Day Trip
$1,090 USD
Returning
Tue, Sep 22, 20267 Day Trip
$972 USD
Returning
Wed, Sep 23, 20268 Day Trip
$1,014 USD
Returning
Thu, Sep 24, 20269 Day Trip
$1,080 USD
Returning
Fri, Sep 25, 202610 Day Trip
$969 USD
Returning
Sat, Sep 26, 202611 Day Trip
$972 USD
Returning
Sun, Sep 27, 202612 Day Trip
$1,058 USD
Returning
Mon, Sep 28, 202613 Day Trip
$941 USD
Returning
Tue, Sep 29, 202614 Day Trip
$918 USD