Find flights
When to book
FAQs

Cheap flights from London Heathrow Airport to Jeju-do from £287

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CJU
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Jeju-do

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Jeju-do
Explore the most affordable flight options available from Heathrow to Jeju-do. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 July 2026.

Wed 2/922:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Thu 17/915:00
CJU
-
LHR
1 stop37h 00m
Shenzhen Airlines
Deal found 25/7£440
Sun 6/922:05
LHR
-
CJU
1 stop31h 50m
Shenzhen Airlines
Sun 13/914:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 22/7£472
Thu 22/1022:00
LHR
-
CJU
1 stop31h 55m
Shenzhen Airlines
Sun 1/1114:40
CJU
-
LHR
1 stop37h 30m
Shenzhen Airlines
Deal found 24/7£484
Fri 11/922:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Fri 18/914:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 26/7£527
Sun 13/922:05
LHR
-
CJU
1 stop31h 50m
Shenzhen Airlines
Thu 17/915:00
CJU
-
LHR
1 stop37h 00m
Shenzhen Airlines
Deal found 23/7£569
Sat 5/922:40
LHR
-
CJU
2 stops39h 20m
Multiple Airlines
Wed 9/906:30
CJU
-
LHR
2 stops21h 55m
Multiple Airlines
Deal found 23/7£570
Wed 19/813:55
LHR
-
CJU
2 stops23h 10m
Multiple Airlines
Tue 25/815:00
CJU
-
LHR
1 stop37h 00m
Multiple Airlines
Deal found 24/7£602
Mon 5/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Sun 18/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 25/7£613
Tue 8/921:00
LHR
-
CJU
1 stop16h 35m
Multiple Airlines
Tue 15/909:10
CJU
-
LHR
2 stops19h 15m
Multiple Airlines
Deal found 25/7£617
Sat 5/921:00
LHR
-
CJU
2 stops25h 05m
Multiple Airlines
Sun 13/914:00
CJU
-
LHR
1 stop37h 50m
Multiple Airlines
Deal found 26/7£626

Find flight deals from Heathrow to Jeju-do

Keep the following information in mind while searching for Heathrow to Jeju-do flight deals. Data was last updated 27 July 2026.

Round-trip from

£440

One-way from

£287
Shenzhen Airlines
  • Shenzhen Airlines
  • 2/9-17/9
  • 2 total stops
  • 67h 50m total
  • London to Jeju-do
Search Deals
Air China
  • Air China
  • 25/8
  • 1 total stop
  • 14h 25m total
  • London to Jeju-do
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Jeju-do 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 27 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Jeju-do that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 2/9

22:05-12:55

1 stop30h 50m

Jeju City

Thu 17/9

15:00-20:00

1 stop37h 00m

£440

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 5/9

22:05-13:55

1 stop31h 50m

Jeju City

Sun 13/9

14:00-19:50

1 stop37h 50m

£440

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 6/9

22:05-13:55

1 stop31h 50m

Jeju City

Sun 13/9

14:00-19:50

1 stop37h 50m

£472
Fastest return journey

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 8/9

21:00-21:35

1 stop16h 35m

Jeju City

Tue 15/9

09:10-20:25

2 stops19h 15m

£617

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 19/8

21:20-12:30

1 stop31h 10m

Jeju City

Tue 25/8

15:00-20:00

1 stop37h 00m

£666

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 9/9

21:00-21:35

1 stop16h 35m

Jeju City

Wed 16/9

16:00-18:40

1 stop34h 40m

£683

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 1/9

20:25-12:30

3 stops32h 05m

Jeju City

Mon 7/9

21:30-17:40

2 stops28h 10m

£689

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 2/9

22:05-12:55

1 stop30h 50m

Jeju City

Thu 17/9

09:45-20:25

2 stops18h 40m

£692

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 12/10

22:05-12:55

1 stop30h 50m

Jeju City

Fri 16/10

14:00-19:50

1 stop37h 50m

£715
Cheapest one-way
Fastest single journey

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 25/8

22:40-21:05

1 stop14h 25m

£287

Flights are sorted by cheapest return flights first.

Deals found on 25/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Jeju-do

Have a flexible travel schedule? Discover the best time to fly to Jeju-do from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Jeju-do

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Jeju-do. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Jeju-do?

    For as low as £440, Shenzhen Airlines can have you in Jeju-do from London Heathrow Airport in 30h 50m. There are 5739 mi between London Heathrow Airport and Jeju-do.

  • Can I find deals for flights from Heathrow to Jeju-do that include hotel bookings?

    Yes. In addition to deals on Heathrow to Jeju-do flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Jeju-do?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Jeju-do.

  • Can I find deals for business class flights from Heathrow to Jeju-do?

    Yes. Cheapflights offers flight deals from Heathrow to Jeju-do by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Jeju-do?

Cheapflights makes it easy to find Heathrow to Jeju-do flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Jeju-do?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Jeju-do.

Can Cheapflights find flights from Heathrow to Jeju-do with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Jeju-do with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Jeju-do become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.