Search for direct flights from Seoul to London in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$429, and round-trip direct flights start at US$906.

Displayed flight fares from Seoul to London are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights on Flights from Seoul to London

Which month has the cheapest one-way flights from to London?

Average monthly one-way flight prices from to London, based on bookings made by Trip.com users over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from to London is December, with an average price of US$171; while the month with the highest flight price is usually May, with an average price of up to US$421.

US$421
US$296
US$171
US$46
    Cheapest
  • US$421
    May
  • US$270
    Jun
  • US$374
    Jul
  • US$379
    Aug
  • US$340
    Sep
  • US$261
    Oct
  • US$232
    Nov
  • US$171
    Dec
  • US$177
    Jan
  • US$340
    Feb
  • US$183
    Mar
  • US$196
    Apr

Which month has the cheapest round-trip flights from to London?

The average price of round-trip flights from to London purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from to London are found during December, with an average price of US$686. Conversely, the highest prices are found during July, with an average price of up to US$1,093.

US$1,093
US$890
US$686
US$483
    Cheapest
  • US$793
    May
  • US$882
    Jun
  • US$1,093
    Jul
  • US$1,087
    Aug
  • US$1,005
    Sep
  • US$1,079
    Oct
  • US$842
    Nov
  • US$686
    Dec
  • US$946
    Jan
  • US$897
    Feb
  • US$908
    Mar
  • US$862
    Apr

Frequently Asked Questions

  • What are the cheapest flights from Seoul to London (SEL-LON)?

    Based on Trip.com data, China Southern Airlines offers one-way fares as low as US$226 on Cheapest nonstop routes (e.g. GMP to LHR on Tue, Jun 9), while China Eastern Airlines offers Cheapest nonstop round-trips from US$515 departing on Thu, Jun 11 and returning on Sat, Jun 13.
  • At the moment, you can catch a nonstop flight from Seoul to London with the following airlines, including: Virgin Atlantic Asiana Airlines Korean Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 14 hours 26 minutes to fly from Seoul to London.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 3 flight per week flying from Seoul to London. You can check the weekly schedule for popular airlines on this route below: Virgin Atlantic: S/M/T/W/T/F/S -- VS209 (13:49) Virgin Atlantic: S/M/T/W/T/F/S -- VS5501 (11:13) Korean Air: S/M/T/W/T/F/S -- KE5907 (13:49)
  • To find best deals on flights from Seoul to London, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jun 9, with one-way flights priced at just US$226.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Virgin Atlantic.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for London travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to London is December, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Seoul to London on May 21, 2026 with China Eastern Airlines, with prices starting at US$200.
  • You can land at any one of the following hubs in London, with Incheon International Airport to Heathrow Airport (ICN-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).
  • The time difference between London and Seoul is 9h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Flights from Seoul to London: Flight Info, Best Time to Buy, Airports, and Top Attractions

Flight Information: Flights from Seoul to London

Gimpo International Airport, Seoul. Source: Photo by Clark Gu on Unsplash

Gimpo International Airport, Seoul. Source: Photo by Clark Gu on Unsplash

Are you planning a trip from Seoul to London? Look no further! This article provides you with all the essential information you need to know about flights from Seoul to London. This route is incredibly popular and important, connecting two vibrant cities that offer a wealth of cultural experiences and attractions. The average flight distance from Seoul to London is approximately 8,947 km, ensuring a comfortable journey for travelers.

When it comes to airlines, Asiana Airlines is the most popular choice for travelers flying from Seoul to London. With its excellent service and reputation, Asiana Airlines ensures a pleasant and convenient travel experience.

However, traveling by air is the only option from Seoul to London, and it's important to note that direct flights offer the fastest and most convenient way to travel from Seoul to London.

Major Airports in Seoul and Transportation

Gimpo International Airport, Seoul. Source: Photo by Oning on Unsplash

Gimpo International Airport, Seoul. Source: Photo by Oning on Unsplash

Seoul is served by several major airports, each offering its own unique features and services. These airports include:

  • Incheon International Airport: Located in Incheon, this airport is the main international gateway to Seoul. It offers free Wi-Fi, baggage service, charging stations, and much more.
  • Gimpo International Airport: Situated in the western part of Seoul, Gimpo International Airport primarily handles domestic flights. It also provides various amenities for travelers.

If you need to transfer between terminals at these airports, there are convenient options available. Shuttle buses and trains connect the different terminals, ensuring a seamless travel experience.

When it comes to transportation options from downtown Seoul to the airports, you have several choices. Here are the estimated price ranges for each transportation method:

  • Taxi: KRW40,000-KRW50,000
  • Subway: KRW3,000-KRW4,000
  • Bus: KRW2,000-KRW3,000

These transportation options provide easy access to the airports, allowing you to start your journey to London with ease.

Major Airports in London and Transportation

Heathrow Airport, London. Source: Photo by Tomek Baginski

Heathrow Airport, London. Source: Photo by Tomek Baginski on Unsplash

London is a bustling city with multiple airports catering to both domestic and international travelers. These airports include:

  • Heathrow Airport: Located to the west of Central London, Heathrow Airport stands as the UK's busiest airport and a global hub. With four terminals (Terminal 2, Terminal 3, Terminal 4, and Terminal 5), it offers extensive flight services worldwide. Passengers can transfer between terminals using the free Heathrow Express train, shuttle buses, or the underground Heathrow Connect service.
  • Gatwick Airport: Situated to the south of Central London, Gatwick Airport is a bustling airport accommodating both short-haul and long-haul flights. The airport consists of two terminals: North Terminal and South Terminal. Passengers can transfer between terminals using the inter-terminal shuttle.
  • Stansted Airport: Positioned to the northeast of Central London, Stansted Airport serves as a major base for low-cost airlines, primarily offering flights to European destinations. The airport has a single terminal, eliminating the need for terminal transfers.
  • London Luton Airport: Situated to the north of Central London, London Luton Airport serves as a key hub for both scheduled and charter flights. While it primarily handles European destinations, it also offers some long-haul flights. The airport features a single terminal, and passengers at Luton Airport have access to ground transportation options for convenient transfers to and from the airport, such as buses and trains.
  • London City Airport: Located in the Royal Docks area near Canary Wharf, London City Airport focuses on short-haul business flights within Europe. It operates from a single terminal, and though smaller in size, it provides amenities such as lounges, dining options, and business facilities.
  • London Southend Airport: Situated in Rochford, Essex, east of central London. It is an international airport catering to a diverse range of travelers. London Southend Airport is a hub for low-cost carriers and charter airlines, connecting passengers to various destinations across Europe. It boasts a single, well-equipped terminal offering essential services such as shops, restaurants, and currency exchange that meet the evolving needs of its growing passenger base.

When it comes to transportation options from London airports to the downtown area, you have several choices. Here are the estimated price ranges for each transportation method:

  • Taxi: GBP45-GBP70
  • Bus: GBP8-GBP15
  • Airport Shuttle: GBP15-GBP30
  • Express Train: GBP25-GBP35
  • Train: GBP5-GBP10
  • Private Car Service: GBP40-GBP90

These transportation options provide convenient access to the heart of London, allowing you to explore the city's vibrant culture and attractions.

When is the Best Time to Buy Flights from Seoul to London?

Heathrow Airport, London. Source: Photo by Tomek Baginski on Unsplash

Heathrow Airport, London. Source: Photo by Nick Fewings on Unsplash

If you're looking for the best deals on flights from Seoul to London, timing is crucial. Based on historical data, the most expensive month to book flights is April, while the cheapest month is December. By planning your trip accordingly, you can save significantly on airfare and allocate more budget to explore London's incredible offerings.

How to Find Cheap Flights from Seoul to London

Heathrow Airport, London. Source: Photo by Marvin Meyer on Unsplash

Heathrow Airport, London. Source: Photo by Marvin Meyer on Unsplash

Here are some tips to help you find the best deals on flights from Seoul to London:

  • Be flexible with your travel dates to take advantage of lower fares.
  • Set price alerts on travel websites to receive notifications when prices drop.
  • Consider booking a round-trip ticket instead of one-way to potentially save on overall costs.
  • Check for any ongoing promotions or discounts offered by airlines or travel agencies.
  • Compare prices across different airlines and travel websites to ensure you're getting the best deal.
  • Consider booking your flight in advance to secure lower fares.
  • Don't forget to check for any additional fees or charges that may be applicable.
  • Consider using Trip.com, a trusted online travel agency known for its competitive prices and excellent customer service.

By following these tips, you can find affordable flights and make the most of your travel budget.

Tips to Travel to London

Cityscape of London. Source: Photo by Benjamin Davies on Unsplash

Cityscape of London. Source: Photo by Benjamin Davies on Unsplash

If you're a first-time visitor to London, here are some tips to enhance your travel experience:

  • Be prepared for the city's unpredictable weather by packing layers and a waterproof jacket.
  • Carry a map or use a navigation app to easily navigate the city's streets and public transportation system.
  • Try traditional British cuisine, such as fish and chips or a hearty English breakfast.
  • Visit iconic landmarks like the Tower of London, Buckingham Palace, and the British Museum.
  • Explore the city's vibrant neighborhoods, such as Camden Town, Notting Hill, and Covent Garden.
  • Take advantage of London's extensive public transportation system, including the iconic red double-decker buses and the Underground.
  • Immerse yourself in the city's rich history and culture by visiting museums, art galleries, and theaters.
  • Experience the city's famous nightlife by checking out its pubs, bars, and live music venues.

London offers a plethora of attractions and experiences for visitors, ensuring a memorable trip.

Explore London

Tower Bridge, London. Source: Photo by Charles Postiaux on Unsplash

Tower Bridge, London. Source: Photo by Charles Postiaux on Unsplash

London is home to numerous popular attractions that cater to all interests. Here are 10 must-visit spots in London:

  1. The iconic Big Ben, a symbol of London's history and architecture.
  2. The historic Tower Bridge, offering stunning views of the River Thames.
  3. The British Museum, housing a vast collection of art and artifacts from around the world.
  4. Buckingham Palace, the official residence of the British monarch.
  5. The vibrant Covent Garden, known for its street performers, shops, and restaurants.
  6. The picturesque Hyde Park, perfect for a leisurely stroll or a picnic.
  7. The world-renowned Tate Modern, showcasing contemporary art.
  8. The charming Notting Hill, famous for its colorful houses and the Portobello Road Market.
  9. The historic Westminster Abbey, where royal weddings and coronations take place.
  10. The vibrant Camden Town, known for its alternative fashion, music, and food scene.

Getting around London is a breeze with its efficient public transportation system, including the Underground, buses, and taxis. Explore the city at your own pace and discover its hidden gems.

Now that you have all the essential information, it's time to plan your trip from Seoul to London. Whether you are traveling for business or leisure, this enchanting city will leave you mesmerized with its beauty and charm.

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.