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Cheap flights from London to Jeju-do from £435

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CJU
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Jeju-do

Enter your travel dates to find the best prices.

Cheapest flights from London to Jeju-do
Explore the most affordable flight options available from London to Jeju-do. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 April 2026.

Sat 2/522:05
LHR
-
CJU
1 stop31h 50m
Multiple Airlines
Mon 11/519:10
CJU
-
LHR
1 stop31h 30m
Multiple Airlines
Deal found 7/4£476
Sun 17/522:05
LHR
-
CJU
1 stop31h 50m
Multiple Airlines
Sun 24/516:00
CJU
-
LHR
1 stop34h 40m
Multiple Airlines
Deal found 9/4£484
Mon 8/622:05
LHR
-
CJU
1 stop30h 50m
Shenzhen Airlines
Thu 11/615:00
CJU
-
LHR
1 stop37h 00m
Shenzhen Airlines
Deal found 5/4£549
Sun 7/609:30
LHR
-
CJU
2 stops28h 05m
Multiple Airlines
Wed 17/611:45
CJU
-
LHR
2 stops33h 00m
Multiple Airlines
Deal found 9/4£692
Tue 15/910:00
LHR
-
CJU
2 stops26h 35m
Multiple Airlines
Sat 10/1021:35
CJU
-
LHR
2 stops41h 20m
Multiple Airlines
Deal found 5/4£707
Sun 13/921:20
LHR
-
CJU
1 stop15h 15m
Multiple Airlines
Tue 13/1014:30
CJU
-
LHR
2 stops26h 40m
Multiple Airlines
Deal found 5/4£715
Wed 16/921:20
LHR
-
CJU
1 stop15h 15m
Multiple Airlines
Sun 11/1014:30
CJU
-
LHR
2 stops26h 40m
Multiple Airlines
Deal found 5/4£719

Find flight deals from London to Jeju-do

Keep the following information in mind while searching for London to Jeju-do flight deals. Data was last updated 10 April 2026.

Round-trip from

£476

One-way from

£435

Popular in

February

Cheapest in

April

Average price

£436
China Eastern
  • China Eastern
  • 2/5-11/5
  • 2 total stops
  • 63h 20m total
  • London to Jeju-do
Search Deals
29/9
  • 29/9
  • 2 total stops
  • 19h 15m total
  • London to Jeju-do
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£150 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£45 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 April 2026.
Use the filters below to find and compare flights from London 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

Sat 2/5

22:05-13:55

1 stop31h 50m

Jeju City

Mon 11/5

19:10-18:40

1 stop31h 30m

£476

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 8/6

22:05-12:55

1 stop30h 50m

Jeju City

Thu 11/6

15:00-20:00

1 stop37h 00m

£549

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 7/6

09:30-21:35

2 stops28h 05m

Jeju City

Wed 17/6

11:45-12:45

2 stops33h 00m

£692

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 18/9

22:05-12:55

1 stop30h 50m

Jeju City

Tue 13/10

15:00-20:00

1 stop37h 00m

£776

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Wed 16/9

22:05-12:55

1 stop30h 50m

Jeju City

Tue 13/10

15:00-20:00

1 stop37h 00m

£776

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 1/10

10:00-22:30

2 stops28h 30m

Jeju City

Thu 8/10

21:50-06:55

2 stops41h 05m

£823
Fastest return journey

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 21/5

22:40-21:15

1 stop14h 35m

Jeju City

Thu 28/5

15:00-20:00

1 stop37h 00m

£898

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 18/5

21:20-15:00

1 stop33h 40m

Jeju City

Wed 20/5

19:10-18:40

1 stop31h 30m

£962

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 23/5

09:30-17:55

2 stops24h 25m

Jeju City

Sat 30/5

07:25-07:00

2 stops31h 35m

£966
Cheapest one-way

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 29/9

07:30-10:45

2 stops19h 15m

£435

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Jeju-do from London 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 to Jeju-do

How much does it cost for a return flight from London to Jeju-do?

Reviews of airlines servicing Jeju-do

Get insights into the airlines that provide service to Jeju-do. 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 Jeju-do. Reviews last updated 10 April 2026.
Check out reviews from past customers who have flown with China Eastern from London to Jeju-do to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Eastern
7.2
Good
200 reviews
Check prices

Comfort

7.2

Crew

7.8

Food

6.8

Overall

7.2

Entertainment

6.1

Boarding

7.6

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.
China Eastern
7.2
Good
200 reviews
China Eastern
7.2
Good
200 reviews
Check prices

Comfort

7.2

Crew

7.8

Food

6.8

Overall

7.2

Entertainment

6.1

Boarding

7.6

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.

Related info for your journey

Find useful and relevant information for your journey from London 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 to Jeju-do?

    Shenzhen Airlines can get you from London to Jeju-do in just under 30h 50m. Your travel time can differ by up to . The distance between London and Jeju-do is about 5739 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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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Why should you use Cheapflights to find cheap flight tickets from London to Jeju-do?

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

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

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