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Cheap flights from the United Kingdom to Jeju-do from £329

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CJU
20 Aug — 27 Aug1
1 adult

Cheap flight deals from United Kingdom to Jeju-do

Keep the following information in mind while searching for United Kingdom to Jeju-do flight deals. Data was last updated 15 August 2025.

Round-trip from

£558

One-way from

£329

Popular in

August

Cheapest in

December

Average price

£976
Shenzhen Airlines
  • Shenzhen Airlines
  • 6/9-13/9
  • 2 total stops
  • 68h 50m total
  • United Kingdom to Jeju-do
Search Deals
14/9
  • 14/9
  • 2 total stops
  • 37h 35m total
  • United Kingdom to Jeju-do
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£177 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from United Kingdom to Jeju-do

Cheapest flights from United Kingdom to Jeju-do
Explore the most affordable flight options available from United Kingdom to Jeju-do. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Sat 6/922:05LHR - CJU
1 stop31h 50mShenzhen Airlines
Sat 13/915:00CJU - LHR
1 stop37h 00mShenzhen Airlines
Deal found 14/8£558
Sat 6/922:05LHR - CJU
1 stop31h 50mMultiple Airlines
Sat 13/910:25CJU - LHR
2 stops18h 05mMultiple Airlines
Deal found 14/8£663
Fri 12/921:00LHR - CJU
2 stops36h 40mMultiple Airlines
Fri 19/922:00CJU - LHR
1 stop27h 45mMultiple Airlines
Deal found 13/8£714
Sat 23/822:40LHR - CJU
2 stops31h 15mAir China
Wed 27/822:05CJU - LHR
1 stop27h 40mAir China
Deal found 14/8£818
Fri 12/922:05LHR - CJU
2 stops39h 00mAir China
Fri 19/922:00CJU - LHR
2 stops54h 00mAir China
Deal found 13/8£892
Sat 23/822:40LHR - CJU
2 stops31h 15mMultiple Airlines
Wed 27/811:30CJU - LHR
2 stops17h 00mMultiple Airlines
Deal found 14/8£920

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 15 August 2025.
Use the filters below to find and compare flights from the United Kingdom to Jeju-do that are best for you.

Fly from

United Kingdom

Fly to

Jeju-do

Route

Depart

Return

Price

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 6/9

22:05-13:55

1 stop31h 50m

Jeju City

Sat 13/9

15:00-20:00

1 stop37h 00m

£558

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 6/9

22:05-13:55

1 stop31h 50m

Jeju City

Sat 13/9

10:25-20:30

2 stops18h 05m

£663

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 12/9

21:00-17:40

2 stops36h 40m

Jeju City

Fri 19/9

22:00-17:45

1 stop27h 45m

£714

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 12/9

22:05-21:05

2 stops39h 00m

Jeju City

Fri 19/9

22:00-20:00

2 stops54h 00m

£892

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 14/9

22:40-20:15

2 stops37h 35m

£329

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 13/9

22:10-16:30

2 stops58h 20m

£333

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sun 14/9

21:20-18:10

1 stop36h 50m

£364

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 13/9

21:20-18:10

1 stop36h 50m

£364

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

11:05-20:35

2 stops49h 30m

£494

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

22:05-13:55

1 stop31h 50m

£694

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Best time to book a flight from United Kingdom to Jeju-do

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

What is the cheapest time of day to fly from GB to CJ?

Find hourly flight availability from United Kingdom to Jeju-do. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

When flying from United Kingdom to Jeju-do, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 15 August 2025.
Get a feel of what it's like to fly with Asiana Airlines, Air China, andChina Eastern from the United Kingdom to Jeju-do by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
473 reviews
Check prices

Overall

8.2

Entertainment

7.8

Crew

8.6

Comfort

8.1

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Asiana Airlines
8.2
Very Good
473 reviews
Asiana Airlines
8.2
Very Good
473 reviews
Check prices

Overall

8.2

Entertainment

7.8

Crew

8.6

Comfort

8.1

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Air China
7.3
Good
94 reviews
Asiana Airlines
8.2
Very Good
473 reviews
Check prices

Overall

8.2

Entertainment

7.8

Crew

8.6

Comfort

8.1

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
China Eastern
7.2
Good
160 reviews
Asiana Airlines
8.2
Very Good
473 reviews
Check prices

Overall

8.2

Entertainment

7.8

Crew

8.6

Comfort

8.1

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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.

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Top 2 airlines flying from United Kingdom to Jeju-do

Discover the top 2 airlines that operate flights from United Kingdom to Jeju-do. 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 15 August 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£365Average£499FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Asiana AirlinesCheapest£833Average£943FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Jeju-do?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Jeju-do. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Jeju-do 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 United Kingdom to Jeju-do with no change fees?

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Jeju-do from United Kingdom today and book when prices fit your budget.

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