Red facade of Seoul Square with multiple international flags displayed. — flights from London to Seoul
London, UKSeoul, South Korea

Flights from London to Seoul

Nonstop flights from London (LHR) to Seoul (ICN) take about 11h 35m (8,861 km). Asiana Airlines, Virgin Atlantic and Korean Air fly it. Lowest fare seen: $698 one-way, nonstop (12 Oct 2026).

All flights from London →All flights to Seoul →

Photo of Seoul: Henry Acevedo on Pexels.

When you land in Seoul

The airport transfer and the few things worth sorting before you fly.

Find hotels in Seoul

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Airlines flying London to Seoul

Carriers on LHR–ICN according to our route data and nonstop fares seen as of 12 Oct 2026. Not a complete list.

✈ Asiana Airlinesnonstop fare seen✈ Virgin Atlanticnonstop fare seen✈ Korean Airnonstop fare seen

Best time to fly to Seoul

Based on weather and travel conditions in South Korea

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Best monthsGoodAvoid if possible

Spring and autumn offer mild weather and stunning scenery. Summer (July–August) is hot and rainy; winter is bitterly cold but perfect for ski resorts like Gangwon.

Peak season: April – June, September – November

More for this trip

Frequently asked questions — London to Seoul flights

How long is the flight from London to Seoul?
A nonstop flight from London (LHR) to Seoul (ICN) takes about 11h 35m, covering 8,861 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is London from Seoul by air?
The great-circle distance between London Heathrow Airport and Incheon International Airport is 8,861 km (5,506 miles), a ultra long-haul route.
Which airlines fly from London to Seoul?
Airlines with flights or nonstop fares on the LHR–ICN route include Asiana Airlines, Virgin Atlantic and Korean Air. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from London to Seoul cost?
The lowest one-way fare seen recently on LHR–ICN was $698 USD with Asiana Airlines (nonstop), departing 13 Nov 2026, found in fare searches as of 12 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
Do I need a visa to travel from UK to South Korea?
It depends on your passport. Some nationalities can enter South Korea visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.
What is the best time to visit Seoul?
Spring and autumn offer mild weather and stunning scenery. Summer (July–August) is hot and rainy; winter is bitterly cold but perfect for ski resorts like Gangwon.

Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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