✈ LHR → ICN
11H 18M FLIGHT. YOU WILL CRY DURING A ROMCOM. IT'S FINE.
Flight from London to Seoul
From Heathrow (LHR), United Kingdom Europe → Incheon (ICN), South Korea Asia
↔ Flying the other way? Seoul → London
How long is the flight from London to Seoul?
A nonstop flight from London (LHR) to Seoul (ICN) takes about 11 hours 18 minutes, covering a great-circle distance of 5,506 miles (8,861 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
11h 18m
Nonstop, scheduled
Distance
5,506 mi
8,861 km · great-circle
Avg speed
784 km/h
Door-to-door including taxi
Time zones & jet lag
London timezone
UTC+1
Europe/London
Seoul timezone
UTC+9
Asia/Seoul
Time difference
+8h
8 hours ahead
Jet lag (rough)
~8d
Eastward — worse
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.
Flights from London
Nearest destinations
- London → Manchester
- London → Paris
- London → Brussels
- London → Amsterdam
- London → Dublin
- London → Edinburgh
- London → Frankfurt
- London → Zurich
- London → Milan
- London → Munich
Long-haul from London
- London → Auckland
- London → Sydney
- London → Melbourne
- London → Bali (Denpasar)
- London → Santiago
- London → Buenos Aires
- London → Singapore
- London → Manila
- London → Kuala Lumpur
- London → Taipei
More flights to Asia
Flights to Seoul
Nearest origins
- Shanghai → Seoul
- Osaka → Seoul
- Beijing → Seoul
- Tokyo → Seoul
- Taipei → Seoul
- Hong Kong → Seoul
- Manila → Seoul
- Bangkok → Seoul
- Kuala Lumpur → Seoul
- Singapore → Seoul
Long-haul to Seoul
- Buenos Aires → Seoul
- Santiago → Seoul
- São Paulo → Seoul
- Rio de Janeiro → Seoul
- Cape Town → Seoul
- Cancun → Seoul
- Miami → Seoul
- Johannesburg → Seoul
- Mexico City → Seoul
- Atlanta → Seoul