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Cheap flights from Jeju City to London from £237

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
CJU — LON
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Jeju City to London

Discover tips and strategies to find the most affordable flight options for your journey from Jeju City (CJU) to London (LON). 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 13 June 2025.

Round-trip from

£403

One-way from

£237
China Eastern
  • China Eastern
  • 24/6-7/7
  • 2 total stops
  • 47h 35m total
  • Jeju City to London
Search Deals
Air China
  • Air China
  • 18/6
  • 1 total stop
  • 30h 25m total
  • Jeju City to London
Search Deals

Find flight deals from Jeju City to London

Cheapest flights from Jeju City to London
Explore the most affordable flight options available from Jeju City to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Thu 6/1122:35CJU - LHR
1 stop28h 15mAir China
Tue 11/1120:25LHR - CJU
1 stop16h 10mAir China
Deal found 11/6£522
Tue 19/815:00CJU - LHR
1 stop37h 00mMultiple Airlines
Sat 23/822:40LHR - CJU
1 stop14h 25mMultiple Airlines
Deal found 11/6£539
Mon 18/813:40CJU - LGW
1 stop33h 20mChina Eastern
Wed 20/818:25LGW - CJU
1 stop36h 35mChina Eastern
Deal found 10/6£580
Mon 18/813:40CJU - LHR
1 stop37h 00mChina Eastern
Wed 20/821:20LHR - CJU
1 stop33h 40mChina Eastern
Deal found 10/6£612
Mon 18/814:50CJU - LGW
2 stops23h 50mMultiple Airlines
Wed 20/818:25LGW - CJU
1 stop36h 35mMultiple Airlines
Deal found 10/6£650
Mon 14/722:00CJU - LGW
2 stops40h 55mAir China
Thu 17/712:35LGW - CJU
1 stop24h 40mAir China
Deal found 11/6£758
Fri 20/607:55CJU - LHR
1 stop39h 20mCathay Pacific
Sun 22/620:10LHR - CJU
1 stop26h 10mCathay Pacific
Deal found 10/6£759
Mon 14/707:00CJU - LHR
1 stop18h 20mKorean Air
Thu 17/719:35LHR - CJU
2 stops18h 40mKorean Air
Deal found 11/6£981

Cheapflights Fare Finder

Customise your flight search to find flights from Jeju City to London 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 13 June 2025.
Use the filters below to find and compare flights from Jeju City to London that are best for you.

Fly from

Jeju City

Fly to

London

Route

Depart

Return

Price

Jeju CityLondon

CJU - LGW

CJULGW

Jeju City

Tue 24/6

13:40-06:40

1 stop25h 00m

London Gatwick

Mon 7/7

11:35-18:10

1 stop22h 35m

£403

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Thu 6/11

22:35-17:50

1 stop28h 15m

London Heathrow

Tue 11/11

20:25-21:35

1 stop16h 10m

£522

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Tue 19/8

15:00-20:00

1 stop37h 00m

London Heathrow

Sat 23/8

22:40-21:05

1 stop14h 25m

£539

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Mon 18/8

13:40-18:40

1 stop37h 00m

London Heathrow

Wed 20/8

21:20-15:00

1 stop33h 40m

£612

Jeju CityLondon

CJU - LGW

CJULGW

Jeju City

Mon 18/8

14:50-06:40

2 stops23h 50m

London Gatwick

Wed 20/8

18:25-15:00

1 stop36h 35m

£650

Jeju CityLondon

CJU - LGW

CJULGW

Jeju City

Mon 14/7

22:00-06:55

2 stops40h 55m

London Gatwick

Thu 17/7

12:35-21:15

1 stop24h 40m

£758

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Mon 14/7

07:00-17:20

1 stop18h 20m

London Heathrow

Thu 17/7

19:35-22:15

2 stops18h 40m

£981

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Fri 3/10

07:55-18:15

1 stop18h 20m

London Heathrow

Fri 10/10

17:00-06:20

1 stop29h 20m

£1,522

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

Wed 18/6

22:05-20:30

1 stop30h 25m

£237

Jeju CityLondon

CJU - LGW

CJULGW

Jeju City

Sun 27/7

19:10-06:40

1 stop19h 30m

£237

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 14 results
1
2

Best time to book a flight from Jeju City to London

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

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 June 2025.
Read through reviews of airlines operating flights from Jeju City to London, such as Korean Air, Cathay Pacific and China Eastern. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very Good
1,091 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Cathay Pacific
7.6
Good
892 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
China Eastern
7.2
Good
150 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Jeju City to London. 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 from for flights from Jeju City to London?

    If you book a flight to London from Jeju City, you will be flying from Jeju, which is the city’s only airport. Jeju City (CJU) is located 1.7 mi from the center of Jeju City. There are 0 flights from Jeju to London per day from 0 different airlines.

  • What are the cheapest airlines flying from Jeju City to London round-trip?

    Cheapflights users have booked flights from Jeju City to London round-trip from £403. Other airlines that can offer you cheap pricing are Air China, from £522, and Korean Air, from £981.

  • What are the most popular routes from Jeju City to London?

    The most popular route from Jeju City to London is Jeju City - London Gatwick. You may also consider Jeju City - London Heathrow or Jeju City - London Luton.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Jeju City to London?

    Currently, January is the cheapest month in which you can book a flight from Jeju City to London (average of £112). Flying from Jeju City to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Dartford
Guildford

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Alternative routes for Jeju City to London

See prices for flight routes from nearby airports that may be better suited for you.
Jeju City to Heathrow flights

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Not ready to book yet? You can track prices for flights from Jeju City to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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