What is the cheapest month to fly from London Heathrow Airport to Jeju-do?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, September can be a great choice for travel to Jeju-do. Flights to Jeju-do from London Heathrow Airport in September are about £627 on average during September, but can be found for as low as £362.

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

When flying from London Heathrow Airport 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.

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.

£432+ Flights from London Heathrow Airport to Jeju-do

Cheap flight deals from Heathrow to Jeju-do

Round-trip from	£432
Popular in	August
Cheapest in	September
Average price	£716

China Eastern
19/5-26/5
2 total stops
73h 50m total
London to Jeju-do

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£118 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Heathrow to Jeju-do

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 25 March 2025.

Mon 19/521:20LHR - CJU

1 stop36h 50mChina Eastern

Mon 26/513:40CJU - LHR

1 stop37h 00mChina Eastern

Deal found 25/3£432

Thu 12/620:25LHR - CJU

1 stop16h 50mMultiple Airlines

Thu 19/608:40CJU - LHR

2 stops19h 50mMultiple Airlines

Deal found 25/3£591

Thu 13/1121:35LHR - CJU

2 stops39h 00mAir China

Thu 20/1122:35CJU - LHR

2 stops54h 05mAir China

Deal found 25/3£645

Mon 27/1018:50LHR - CJU

1 stop18h 25mKorean Air

Mon 3/1119:30CJU - LHR

1 stop30h 00mKorean Air

Deal found 25/3£931

Thu 16/1020:40LHR - CJU

1 stop16h 55mAsiana Airlines

Thu 23/1006:55CJU - LHR

1 stop19h 55mAsiana Airlines

Deal found 25/3£1,000

Best flights from Heathrow to Jeju-do
Discover carefully curated flight deals from Heathrow to Jeju-do that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 March 2025.

Mon 19/521:20LHR - CJU

1 stop36h 50mChina Eastern

Mon 26/513:40CJU - LHR

1 stop37h 00mChina Eastern

Deal found 25/3£432

Thu 8/520:25LHR - CJU

1 stop16h 50mMultiple Airlines

Thu 15/508:40CJU - LHR

2 stops19h 50mMultiple Airlines

Deal found 25/3£592

Fri 9/522:05LHR - CJU

2 stops39h 00mAir China

Fri 16/522:00CJU - LHR

1 stop27h 45mAir China

Deal found 25/3£648

Thu 7/820:40LHR - CJU

1 stop17h 35mAsiana Airlines

Thu 14/820:40CJU - LHR

1 stop30h 10mAsiana Airlines

Deal found 25/3£1,074

Last-minute flights from Heathrow to Jeju-do
Discover last-minute flight deals from Heathrow to Jeju-do. Data last updated 25 March 2025 and is based on user searches.

Fri 4/409:55LHR - CJU

2 stops37h 25mMultiple Airlines

Fri 11/414:00CJU - LHR

1 stop37h 50mMultiple Airlines

Deal found 25/3£901

Thu 17/421:20LHR - CJU

1 stop31h 10mChina Eastern

Thu 24/413:40CJU - LHR

1 stop37h 00mChina Eastern

Deal found 25/3£924

Thu 24/407:45LHR - CJU

2 stops22h 40mMultiple Airlines

Thu 1/515:35CJU - LHR

2 stops35h 55mMultiple Airlines

Deal found 25/3£693

Cheapflights Fare Finder

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

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Mon 19/5

21:20-18:10

1 stop36h 50m

Jeju City

Mon 26/5

13:40-18:40

1 stop37h 00m

£432

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 15/5

22:40-21:15

1 stop14h 35m

Jeju City

Thu 22/5

08:40-20:30

2 stops19h 50m

£590

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 9/5

22:05-21:05

2 stops39h 00m

Jeju City

Fri 16/5

22:00-17:45

1 stop27h 45m

£648

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 7/8

20:40-22:15

1 stop17h 35m

Jeju City

Thu 14/8

20:40-18:50

1 stop30h 10m

£1,074

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 19/8

10:00-22:30

2 stops28h 30m

£454

Flights are sorted by cheapest return flights first.

Deals found on 24/3

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.

Reviews of airlines servicing Jeju-do

Asiana Airlines

8.2

Very Good

441 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Asiana Airlines

8.2

Very Good

441 reviews

Asiana Airlines

8.2

Very Good

441 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

China Eastern

7.1

Good

135 reviews

Asiana Airlines

8.2

Very Good

441 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

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.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Jeju-do

Heathrow to Incheon Intl flights

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Stansted to Incheon Intl flights

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Gatwick to Gimpo Intl flights

Luton to Incheon Intl flights

Heathrow to Busan flights

Gatwick to Busan flights

London City to Busan flights

Heathrow to Jeju City flights

Luton to Busan flights

Top 2 airlines flying from Heathrow to Jeju-do

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£382	Average£523	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Asiana Airlines	Cheapest£736	Average£977	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights

Fly with Cheapflights

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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Cheap flights from London Heathrow Airport to Jeju-do from £432

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 25 March 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to Jeju-do

Cheapest flights from Heathrow to Jeju-doExplore 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 25 March 2025.

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 25 March 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Jeju-do that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Jeju-do

Reviews of airlines servicing Jeju-do

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.

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Jeju-do

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Heathrow to Jeju-do

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

Can Cheapflights 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?

100% Free

Book with Flexibility

Travel Smart

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 25 March 2025.