Asiana Airlines
Star Alliance
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Incheon International Airport
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United Kingdom
London Heathrow Airport
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Scan through all non-stop flights from Seoul to London Heathrow. The full flight schedule below gives an overview of all non-stop flights from ICN to LHR, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
London Heathrow is an oceanic/maritime destination, known for its mild summer temperatures, which are usually between 15°C and 25°C (59°F to 77°F). The winters here are refreshingly cool, without the harshness of freezing temperatures. Visitors can enjoy the green surroundings and plenty of outdoor adventures in the nearby areas, making it an excellent choice for those who enjoy temperate weather.
The best time to visit London Heathrow is during the summer months, spanning from May to August. During this period, visitors can expect pleasant to warm temperatures, while rainfall tends to occur more frequently in the autumn and winter months, from September to February.
In total there are 3 airlines operating nonstop flights from Seoul ICN to London Heathrow LHR. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their ICN LHR flight schedule.
Flights from ICN to LHR are operated 21 times a week, with an average of 3 flights per day. Departure times vary between 07:50 - 13:20. The earliest flight departs at 07:50, the last flight departs at 13:20. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy, Premium Economy, Business or First class on this non-stop route.
The fastest direct flight from Seoul to London Heathrow takes 14 hours and 30 minutes. The flight distance between Seoul and London Heathrow is 5,503 miles (or 8,856 km).
There are 6 airports in London Heathrow: London Heathrow Airport (LHR), London City Airport (LCY), London Gatwick Airport (LGW), London Luton Airport (LTN), London Stansted Airport (STN) and London Southend Airport (SEN).
There are 21 flights per week flying from Seoul to London Heathrow (as of April 2026).
14 hours and 30 minutes is the average flight time from Seoul to London Heathrow.
The distance from Seoul to London Heathrow is 5,503 miles (8,856 kilometers).
Asiana Airlines, Korean Air and Virgin Atlantic are flying nonstop from Seoul to London Heathrow.
SkyTeam and Star Alliance are flying nonstop from Seoul to London Heathrow.
You can fly non-stop in Economy, Premium Economy, Business Class and First Class.
Aircraft types that fly from Seoul to London Heathrow:
The earliest flight departs at 07:50 from Seoul and arrives at 14:20 at London Heathrow.
The latest flight departs at 13:20 from Seoul and arrives at 18:50 at London Heathrow.
5,503 miles (8,856 km) · 14h 30m
07:50
14:20
Asiana Airlines
Star Alliance
OZ 521
Asiana Airlines
Airbus A350-900
Y
W
J
F
10:55
17:20
Korean Air
SkyTeam
KE 907
Korean Air
Boeing 777-300ER
Y
W
J
F
12:25
18:50
Virgin Atlantic
SkyTeam
VS 209
Virgin Atlantic
Boeing 787-9
Y
W
J
F
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