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How to get the cheapest flight ticket from London to Seoul
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seoul?
If you don’t want to visit Seoul in November, then you should wait until March to fly from London, when ticket prices are also cheap, with an average price of $915.
What is the cheapest London to Seoul flight route?
Fly from London Heathrow to Incheon Intl for the best London - Seoul flight prices
How far in advance should I book a flight to Seoul?
You are more likely to see cheaper flights to Seoul from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,400 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London for as low as $1,271 on momondo.
What cabin class options are available on London to Seoul flights?
There are 3 cabin classes available to choose from on London to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on London to Seoul flights?
You could potentially save up to 38% on your flight if you consider stops on a London to Seoul flight.
How have London to Seoul flight prices changed over time?
As of July 2025, prices for London to Seoul flights are approximately 13% cheaper when compared to flights at the same time last year.
When to book flights from London to Seoul
Cheap London to Seoul (LON to SEL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Seoul
How far is London to Seoul by plane?
Seoul is 8853.6 km away from London.
When did momondo last update prices for flights from London to Seoul?
Prices for flights from London to Seoul refresh daily.
How old do you have to be to fly from London to Seoul?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Seoul?
momondo data reveals that the most frequently booked plane model on the route from London to Seoul is Boeing 777-300ER, representing 32.97% of all bookings. The subsequent popular models are Airbus A350-900 at 26.60%, Boeing 787-9 Dreamliner at 11.49%, and Airbus A350-1000 at 11.21%.
Why use momondo?
Why should I use momondo to find a flight deal from London to Seoul?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from London.
Can I find flights from London to Seoul with flexible booking policies on momondo?
All flight searches from London to Seoul on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Seoul?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Seoul.
I’m not ready to book a flight from London to Seoul right now. Can momondo alert me if prices change?
If you are not ready to book a flight from London to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.