Seoul (ICN) to London Heathrow (LHR) flight deal from $657 USD in economy class

LHLufthansa

Round Trip•Economy

ICN

Incheon International Airport

Seoul, South Korea

LHR

London Heathrow Airport

London Heathrow, United Kingdom

$887 USD

-26%$657 USD

Verified Nov 30, 2025 at 1:08 PM

December 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$836 2$771 3$759 4$771 5$702 6$702 7$805 8$827 9$793 10$858 11$870 12$954 13$954 14$932 15$932 16$793 17$724 18$734 19$792 20$858 21$792 22$792 23$772 24$668 25$695 26$657 27 28$849 29$760 30$849 31$849 1$944 2$1,049 3$1,435 4$1,453

Limited Availability

12% of dates checked are available within 10% of the lowest price

Sunday, December 21st, 2025

10 round-trip options

Returning

Fri, Dec 26, 2025•5 Day Trip

$1,128 USD

Google Flights

Returning

Sat, Dec 27, 2025•6 Day Trip

$1,069 USD

Google Flights

Returning

Sun, Dec 28, 2025•7 Day Trip

$1,047 USD

Google Flights

Returning

Mon, Dec 29, 2025•8 Day Trip

$1,057 USD

Google Flights

Returning

Tue, Dec 30, 2025•9 Day Trip

$891 USD

Google Flights

Returning

Wed, Dec 31, 2025•10 Day Trip

$839 USD

Google Flights

Returning

Thu, Jan 1, 2026•11 Day Trip

$792 USD

Google Flights

Returning

Fri, Jan 2, 2026•12 Day Trip

$1,068 USD

Google Flights

Returning

Sat, Jan 3, 2026•13 Day Trip

$1,114 USD

Google Flights

Returning

Sun, Jan 4, 2026•14 Day Trip

$792 USD

Google Flights