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Cheap flights from London Heathrow Airport to Jeju-do from £330

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CJU
10 Jul — 17 Jul1
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 10 June 2026.

Mon 5/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Sun 11/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 6/6£452
Sun 4/1022:05
LHR
-
CJU
1 stop31h 50m
Shenzhen Airlines
Fri 16/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 8/6£467
Mon 5/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Fri 16/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 8/6£527
Mon 6/722:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Sun 12/714:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 8/6£600
Wed 14/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Thu 22/1015:00
CJU
-
LHR
1 stop37h 00m
Shenzhen Airlines
Deal found 7/6£630
Mon 12/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Fri 23/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 7/6£652
Thu 5/1107:30
LHR
-
CJU
2 stops20h 50m
Multiple Airlines
Tue 10/1111:10
CJU
-
LHR
2 stops38h 50m
Multiple Airlines
Deal found 7/6£677
Sat 10/1022:05
LHR
-
CJU
1 stop31h 50m
Shenzhen Airlines
Fri 16/1014:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 6/6£682
Mon 5/1022:05
LHR
-
CJU
1 stop30h 50m
Multiple Airlines
Sun 11/1007:25
CJU
-
LHR
2 stops31h 30m
Multiple Airlines
Deal found 6/6£686
Mon 12/1022:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Tue 20/1015:00
CJU
-
LHR
1 stop37h 00m
Shenzhen Airlines
Deal found 7/6£689
Sun 4/1022:05
LHR
-
CJU
1 stop31h 50m
Multiple Airlines
Fri 16/1007:25
CJU
-
LHR
2 stops31h 30m
Multiple Airlines
Deal found 8/6£692

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 10 June 2026.

Round-trip from

£452

One-way from

£330
Shenzhen Airlines
  • Shenzhen Airlines
  • 5/10-11/10
  • 2 total stops
  • 68h 40m total
  • London to Jeju-do
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 18/9
  • 1 total stop
  • 30h 50m 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 10 June 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

Mon 5/10

22:05-12:55

1 stop30h 50m

Jeju City

Sun 11/10

07:25-06:55

2 stops31h 30m

£686

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 12/10

22:05-12:55

1 stop30h 50m

Jeju City

Tue 20/10

15:00-20:00

1 stop37h 00m

£689

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 9/10

22:05-12:55

1 stop30h 50m

Jeju City

Sat 24/10

15:00-20:10

1 stop37h 10m

£709

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 9/10

22:05-12:55

1 stop30h 50m

Jeju City

Sun 25/10

15:35-19:10

1 stop36h 35m

£709

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 24/6

22:05-12:55

1 stop30h 50m

Jeju City

Sat 25/7

15:00-20:00

1 stop37h 00m

£744

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 11/10

22:05-13:55

1 stop31h 50m

Jeju City

Tue 20/10

15:00-20:00

1 stop37h 00m

£790
Fastest return journey

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 6/7

06:00-10:45

2 stops20h 45m

Jeju City

Mon 13/7

19:10-18:40

1 stop31h 30m

£890

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 4/10

08:50-22:30

3 stops29h 40m

Jeju City

Fri 16/10

14:00-19:50

1 stop37h 50m

£904

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 24/6

09:55-22:25

2 stops28h 30m

Jeju City

Sat 25/7

15:00-20:00

1 stop37h 00m

£918

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 10/10

22:05-13:55

1 stop31h 50m

Jeju City

Fri 23/10

14:00-19:50

1 stop37h 50m

£918

Flights are sorted by cheapest return flights first.

Deals found on 6/6

Showing 1-10 of 19 resultsSorted by cheapest first
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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 £689, 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

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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!

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