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Cheap flights from London Heathrow Airport to Jeju City from £323

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CJU
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Jeju City

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Jeju City
Explore the most affordable flight options available from Heathrow to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Tue 5/521:20
LHR
-
CJU
1 stop15h 15m
Multiple Airlines
Fri 12/614:00
CJU
-
LHR
1 stop37h 50m
Multiple Airlines
Deal found 16/3£574
Tue 5/521:20
LHR
-
CJU
1 stop15h 15m
Multiple Airlines
Sun 14/614:00
CJU
-
LHR
1 stop37h 50m
Multiple Airlines
Deal found 16/3£576
Sun 26/422:05
LHR
-
CJU
1 stop31h 50m
Multiple Airlines
Sun 3/507:30
CJU
-
LHR
2 stops44h 20m
Multiple Airlines
Deal found 12/3£696
Fri 11/922:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Sun 20/914:00
CJU
-
LHR
1 stop37h 50m
Shenzhen Airlines
Deal found 13/3£699
Fri 11/916:35
LHR
-
CJU
1 stop37h 35m
Asiana Airlines
Sat 19/910:20
CJU
-
LHR
1 stop36h 00m
Asiana Airlines
Deal found 13/3£707
Fri 19/621:00
LHR
-
CJU
2 stops36h 00m
Multiple Airlines
Sun 28/606:30
CJU
-
LHR
2 stops43h 35m
Multiple Airlines
Deal found 14/3£729
Mon 27/422:05
LHR
-
CJU
1 stop30h 50m
Multiple Airlines
Mon 4/507:30
CJU
-
LHR
2 stops20h 55m
Multiple Airlines
Deal found 13/3£756
Fri 11/922:05
LHR
-
CJU
1 stop30h 50m
Multiple Airlines
Sun 20/912:10
CJU
-
LHR
2 stops36h 55m
Multiple Airlines
Deal found 13/3£757
Thu 30/421:20
LHR
-
CJU
1 stop31h 10m
China Eastern
Thu 7/513:40
CJU
-
LHR
1 stop37h 00m
China Eastern
Deal found 16/3£759

Find flight deals from Heathrow to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Jeju City (CJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 March 2026.

Round-trip from

£574

One-way from

£323

Popular in

February

Cheapest in

April

Average price

£616
Shenzhen Airlines
  • Shenzhen Airlines
  • 5/5-13/6
  • 2 total stops
  • 52h 15m total
  • London to Jeju City
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 2/5
  • 1 total stop
  • 31h 50m total
  • London to Jeju City
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£150 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£46 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Jeju City 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 17 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Jeju City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 26/4

22:05-13:55

1 stop31h 50m

Jeju City

Sun 3/5

07:30-19:50

2 stops44h 20m

£696

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 11/9

16:35-14:10

1 stop37h 35m

Jeju City

Sat 19/9

10:20-14:20

1 stop36h 00m

£707

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 27/4

22:05-12:55

1 stop30h 50m

Jeju City

Mon 4/5

07:30-20:25

2 stops20h 55m

£756

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 11/5

19:35-21:45

1 stop18h 10m

Jeju City

Tue 26/5

20:45-17:20

1 stop28h 35m

£777

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 5/5

06:15-18:10

2 stops27h 55m

Jeju City

Wed 17/6

19:10-20:55

2 stops33h 45m

£831
Fastest return journey

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 28/4

21:20-22:30

1 stop17h 10m

Jeju City

Tue 5/5

21:35-18:40

1 stop29h 05m

£875

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 5/5

06:15-18:10

2 stops27h 55m

Jeju City

Mon 15/6

13:40-18:40

1 stop37h 00m

£887

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 5/5

06:15-15:00

2 stops24h 45m

Jeju City

Thu 11/6

19:10-18:40

1 stop31h 30m

£887

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 19/6

22:05-12:55

1 stop30h 50m

Jeju City

Sun 28/6

14:00-19:50

1 stop37h 50m

£921

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 11/5

16:00-07:35

2 stops31h 35m

Jeju City

Tue 26/5

19:35-14:05

2 stops26h 30m

£952

Flights are sorted by cheapest return flights first.

Deals found on 16/3

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

Best time to book a flight from Heathrow to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City 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 City

What’s the top stopover airport for flights from London Heathrow Airport to Jeju City?

Share of one-stop return flights from London Heathrow Airport to Jeju City chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Shanghai (PVG) – chosen by Cheapflights users on 60% of one-stop itineraries from London Heathrow Airport to Jeju City on Cheapflights.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Jeju City?

Average return fare for one-stop flights from London Heathrow Airport to Jeju City, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £470.

What’s the fastest stopover option from London Heathrow Airport to Jeju City?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Jeju City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Shanghai (PVG) have the shortest average one-way travel time for one-stop routes: 27h 15m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Jeju City?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Jeju City, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Shanghai (PVG) offer the fastest connection on this route, with an average stopover time of 14h 09m.

Related info for your journey

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

  • What airport do you fly into for flights to Jeju City from London Heathrow?

    Most people fly into Jeju City (CJU) if they book a flight to Jeju City from London Heathrow. On average, Jeju has 0 inbound flights from London Heathrow per day from 0 airlines. Jeju City is conveniently located just 1.7 mi from Jeju City’s city center.

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

    A quick flight from London Heathrow Airport to Jeju City can take about 18h 10m. Asiana Airlines provides one of the quickest options available for as low as £777. The distance from London Heathrow Airport to Jeju City is about 5739 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Jeju City 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

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

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Complete your trip

Complete your trip to Jeju City by adding a car hire and/or hotel booking to your travel itinerary.
Jeju City car hire
Jeju City Airport car hire

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How does Cheapflights help users find flights from Heathrow to Jeju City?

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Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Jeju City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Jeju City from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Heathrow to Jeju City flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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