Cheap flights from London Heathrow Airport to South Korea from £311
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Heathrow to South Korea
Keep the following information in mind while searching for Heathrow to South Korea flight deals. Data was last updated 4 July 2025.
Round-trip from | £429 |
---|---|
One-way from | £311 |
Popular in | August |
Cheapest in | November |
Average price | £764 |
Good round-trip deal | £905 or less |
Good one-way deal | £582 or less |
Find flight deals from Heathrow to South Korea
Cheapest flights from Heathrow to South KoreaExplore the most affordable flight options available from Heathrow to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Heathrow to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow to South Korea that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to South Korea that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonJeju City
LHR - CJU
LHRCJU
London Heathrow
Thu 18/9
20:25-21:15
1 stop16h 50m
Jeju City
Mon 20/10
22:00-20:30
1 stop30h 30m
LondonBusan
LHR - PUS
LHRPUS
London Heathrow
Wed 5/11
17:40-11:45
1 stop33h 05m
Busan Gimhae
Wed 12/11
12:45-15:55
1 stop36h 10m
LondonSeoul
LHR - GMP
LHRGMP
London Heathrow
Wed 15/10
22:40-13:05
1 stop30h 25m
Seoul Gimpo Intl
Mon 27/10
14:25-17:50
1 stop36h 25m
LondonSeoul
LHR - GMP
LHRGMP
London Heathrow
Mon 27/10
21:30-12:25
1 stop29h 55m
Seoul Gimpo Intl
Wed 5/11
13:45-17:55
1 stop37h 10m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Fri 5/9
22:05-15:40
1 stop33h 35m
Incheon Intl
Sat 20/9
14:40-20:00
1 stop37h 20m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Mon 15/9
22:10-13:55
1 stop31h 45m
Incheon Intl
Mon 29/9
10:20-19:15
1 stop40h 55m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Thu 11/9
07:25-09:55
1 stop18h 30m
Incheon Intl
Wed 24/9
11:40-22:10
2 stops18h 30m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Tue 30/9
08:45-08:25
1 stop15h 40m
Incheon Intl
Wed 22/10
10:05-16:25
1 stop38h 20m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Tue 28/10
18:40-19:00
1 stop15h 20m
Incheon Intl
Wed 12/11
23:45-18:50
2 stops28h 05m
LondonIncheon
LHR - ICN
LHRICN
London Heathrow
Sat 27/9
22:40-21:45
1 stop15h 05m
Incheon Intl
Mon 20/10
13:05-20:30
1 stop15h 25m
Best time to book a flight from Heathrow to South Korea
Have a flexible travel schedule? Discover the best time to fly to South Korea from Heathrow with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to South Korea
What is the cheapest month to book a flight from London Heathrow Airport to South Korea?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to South Korea (average of £640). Flying from London Heathrow Airport to South Korea in July is currently the most expensive (average of £1,145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to KR?
Find hourly flight availability from Heathrow to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.
When flying from London Heathrow Airport to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from London Heathrow Airport to South Korea
Explore weekly flight availability from Heathrow to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 July 2025.
The most flights from LHR to KR0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
Reviews of airlines servicing South Korea
Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated 4 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to South Korea, such as Asiana Airlines, Hainan Airlines, andLOT. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Boarding
Entertainment
Crew
Food
Overall
Comfort
Reviews
Anonymous,Jun 2025
IAH - LAX
Related info for your journey
Find useful and relevant information for your journey from Heathrow to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Heathrow to South Korea
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Heathrow to South Korea
Discover the top 10 airlines that operate flights from Heathrow to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to South Korea?
Deals for Heathrow to South Korea flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to South Korea?
Cheapflights simply makes it quick and affordable to book flights from Heathrow to South Korea by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Heathrow to South Korea with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to South Korea with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to South Korea become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to South Korea flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.