What is the most punctual flight time for London to Cairns flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from London Heathrow to Cairns?

SWISS is the most popular carrier operating from London Heathrow to Cairns

Which airlines fly to Cairns?

Singapore Airlines, Cathay Pacific and Qantas Airways are the top three most popular airlines that fly to Cairns from London Heathrow Airport according to our data. Singapore Airlines is the first choice among our users, with 80% of people opting to fly with this airline when travelling to Cairns. Keep in mind that there are 4 different airlines that fly to Cairns on a routine basis, so you have a few additional options to choose from.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Cairns flights?

According to our data, China Eastern have had the fewest delays on this route over the last 12 months, with about 3% of their flights experiencing any sort of delay.

How often are flights from London to Cairns delayed?

Historically, on average around 8% of flights between London and Cairns have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

When did momondo last update prices for flights from London Heathrow Airport to Cairns Airport?

Prices for flights from London Heathrow Airport to Cairns Airport refresh daily.

How many operators does momondo search for flights from London Heathrow Airport to Cairns Airport?

There are 4 operators available for flights from London Heathrow Airport to Cairns Airport as of December 2025.

How old do you have to be to fly from London Heathrow Airport to Cairns Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Cairns Airport.

What documentation or ID do you need to fly to Cairns Airport?

The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£342 Cheap Flights from London Heathrow Airport to Cairns in 2025/26

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21:00 - 19:50

LHR

CNS

36h 50m2 stops

18:05 - 17:30

CNS

LHR

57h 25m2 stops

£794Multiple Airlines

Mon, 9 Mar - Mon, 16 Mar

21:20 - 08:30

LHR

CNS

50h 10m2 stops

19:10 - 18:40

CNS

LHR

56h 30m2 stops

£841Multiple Airlines

Fri, 29 May - Sun, 7 Jun

21:00 - 22:05

LHR

CNS

39h 05m2 stops

14:35 - 17:30

CNS

LHR

36h 55m2 stops

£878Multiple Airlines

Fri, 6 Mar - Fri, 20 Mar

21:00 - 08:30

LHR

CNS

49h 30m2 stops

06:00 - 17:30

CNS

LHR

45h 30m2 stops

£891Multiple Airlines

Thu, 29 Jan - Thu, 5 Feb

21:00 - 18:45

LHR

CNS

35h 45m2 stops

09:05 - 17:30

CNS

LHR

42h 25m2 stops

£905Multiple Airlines

Wed, 28 Jan - Wed, 4 Feb

21:00 - 22:05

LHR

CNS

39h 05m2 stops

14:35 - 17:30

CNS

LHR

36h 55m2 stops

£949Multiple Airlines

Wed, 28 Jan - Wed, 4 Feb

22:00 - 15:10

LHR

CNS

31h 10m2 stops

17:20 - 19:05

CNS

LHR

35h 45m3 stops

£952Multiple Airlines

Mon, 9 Mar - Mon, 16 Mar

10:40 - 17:20

LHR

CNS

44h 40m1 stop

18:35 - 19:10

CNS

LHR

34h 35m1 stop

£953Singapore Airlines

Wed, 28 Jan - Wed, 4 Feb

10:25 - 05:45

LHR

CNS

33h 20m2 stops

09:45 - 15:25

CNS

LHR

63h 40m3 stops

£964Multiple Airlines

Fri, 6 Mar - Fri, 20 Mar

21:45 - 17:20

LHR

CNS

33h 35m1 stop

18:35 - 19:10

CNS

LHR

34h 35m1 stop

£985Singapore Airlines

Mon, 9 Mar - Mon, 16 Mar

Cathay Pacific flights from London Heathrow Airport to Cairns

Our best Cathay Pacific deals on London Heathrow Airport to Cairns flight tickets

Cathay Pacific

29 Jan

LHR17:50London Heathrow

30h 05m

1 stop

CNS09:55Cairns

5 Feb

CNS11:25Cairns

37h 35m

1 stop

LHR15:00London Heathrow

£986

Find similar

Cathay Pacific

29 Jan

LHR07:10London Heathrow

40h 45m

2 stops

CNS09:55Cairns

5 Feb

CNS11:25Cairns

42h 45m

1 stop

LHR20:10London Heathrow

£1,018

Find similar

Cathay Pacific

28 May

LHR17:00London Heathrow

33h 50m

2 stops

CNS11:50Cairns

16 Jul

CNS12:35Cairns

35h 40m

2 stops

LHR15:15London Heathrow

£1,110

Find similar

Qantas Airways flights from London Heathrow Airport to Cairns

Our best Qantas Airways deals on London Heathrow Airport to Cairns flight tickets

Qantas Airways

4 Apr

LHR20:50London Heathrow

35h 05m

2 stops

CNS16:55Cairns

20 Apr

CNS17:40Cairns

45h 55m

2 stops

LHR06:35London Heathrow

£1,183

Find similar

Qantas Airways

28 May

LHR11:55London Heathrow

24h 20m

1 stop

CNS21:15Cairns

16 Jul

CNS18:20Cairns

45h 15m

2 stops

LHR06:35London Heathrow

£1,208

Find similar

Qantas Airways

22 Dec

LHR11:50London Heathrow

31h 35m

1 stop

CNS05:25Cairns

13 Jan

CNS19:15Cairns

43h 50m

1 stop

LHR05:05London Heathrow

£3,242

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/3

21:00-19:50

2 stops36h 50m

Cairns

Mon 16/3

18:05-17:30

2 stops57h 25m

£794

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 29/5

21:20-08:30

2 stops50h 10m

Cairns

Sun 7/6

19:10-18:40

2 stops56h 30m

£841

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 6/3

21:00-22:05

2 stops39h 05m

Cairns

Fri 20/3

14:35-17:30

2 stops36h 55m

£878

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 29/1

21:00-08:30

2 stops49h 30m

Cairns

Thu 5/2

06:00-17:30

2 stops45h 30m

£891

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 28/1

21:00-18:45

2 stops35h 45m

Cairns

Wed 4/2

09:05-17:30

2 stops42h 25m

£905

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 28/1

21:00-22:05

2 stops39h 05m

Cairns

Wed 4/2

14:35-17:30

2 stops36h 55m

£949

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/3

22:00-15:10

2 stops31h 10m

Cairns

Mon 16/3

17:20-19:05

3 stops35h 45m

£952

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 28/1

10:40-17:20

1 stop44h 40m

Cairns

Wed 4/2

18:35-19:10

1 stop34h 35m

£953

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 6/3

10:25-05:45

2 stops33h 20m

Cairns

Fri 20/3

09:45-15:25

3 stops63h 40m

£964

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/3

21:45-17:20

1 stop33h 35m

Cairns

Mon 16/3

18:35-19:10

1 stop34h 35m

£985

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

What is the cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in May, then February is your next best option. Flight prices from London Heathrow Airport to Cairns during February average around £1,039.

What is the cheapest day to depart on your flight to Cairns?

The cheapest day to depart on your flight to Cairns is on a Sunday when prices can be found for as low as £440. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £511.

What is the cheapest time of day to depart on your flight to Cairns?

Our data shows that the cheapest London Heathrow Airport to Cairns flights are usually those with departure times in the evening. Our users have found flights to Cairns in the evening for as low as £427. Flights at midday are often more expensive, with an average ticket price of £1,390.

How far in advance should I book a flight to Cairns?

You are more likely to see cheaper flights to Cairns from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cairns for around £1,245 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cairns from London Heathrow Airport for as low as £1,009 on momondo.

Can stopping save me money on London Heathrow Airport to Cairns flights?

You could potentially save up to 11% on your flight if you consider stops on a London Heathrow Airport to Cairns flight.

How have London Heathrow Airport to Cairns flight prices changed over time?

As of December 2025, prices for London Heathrow Airport to Cairns flights are approximately 32% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Cairns according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London Heathrow Airport to Cairns (LHR to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Cairns

Fastest flight time	26h 30m
Direct flights	None

The fastest flight from London Heathrow Airport to Cairns takes 26h 30m

There are no direct flights from London Heathrow Airport to Cairns. There are no popular flight routes from London Heathrow Airport to Cairns.

Search flight deals

How far is London Heathrow to Cairns by plane?
London Heathrow and Cairns are 9411.6 mi apart from one another. Flights usually cover this in 26h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Cairns Airport?
Prices for flights from London Heathrow Airport to Cairns Airport refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Cairns Airport?
There are 4 operators available for flights from London Heathrow Airport to Cairns Airport as of December 2025.
How old do you have to be to fly from London Heathrow Airport to Cairns Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Cairns Airport.
What documentation or ID do you need to fly to Cairns Airport?
The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London Heathrow Airport to Cairns?
momondo data reveals that the most frequently booked airline on the route from London Heathrow Airport to Cairns is Singapore Airlines, representing 80% of all bookings. The subsequent popular airlines are Cathay Pacific at 12%, Qantas Airways at 5%, and SWISS at 3%.

Best airlines flying from London Heathrow Airport to Cairns

Compare and see reviews for airlines that fly from London Heathrow Airport to Cairns with momondo

Airline	Rating	Free Cancellation	Price
SWISS	PriceFrom £787	Free Cancellation	Rating 7.5 1,813 reviews	Search SWISS flights
Cathay Pacific	PriceFrom £799	Free Cancellation	Rating 7.6 1,095 reviews	Search Cathay Pacific flights
Singapore Airlines	PriceFrom £893	Free Cancellation	Rating 8.1 1,413 reviews	Search Singapore Airlines flights
Qantas Airways	PriceFrom £1,139	Free Cancellation	Rating 7.5 946 reviews	Search Qantas Airways flights

Port Douglas

Palm Cove

Why use momondo?

Why should I use momondo to find a flight deal from London to Cairns?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cairns from London.

Can I find flights from London to Cairns with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cairns from London with this policy.

How can momondo help me find flights from London to Cairns?

momondo provides multiple filters to help you find the best flight to Cairns from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Cairns right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Cairns flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Cairns trip

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Cheap flights from London Heathrow Airport to Cairns from £579

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Cairns departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Cairns

Cheap return flights

Cheap one-way flights

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Cathay Pacific flights from London Heathrow Airport to Cairns

Our best Cathay Pacific deals on London Heathrow Airport to Cairns flight tickets

Qantas Airways flights from London Heathrow Airport to Cairns

Our best Qantas Airways deals on London Heathrow Airport to Cairns flight tickets

momondo Fare Finder

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

See travel insights to Cairns from

How to get the cheapest flight ticket from London Heathrow Airport to Cairns

What is the cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in May, then February is your next best option. Flight prices from London Heathrow Airport to Cairns during February average around £1,039.

What is the cheapest day to depart on your flight to Cairns?

What is the cheapest time of day to depart on your flight to Cairns?

Our data shows that the cheapest London Heathrow Airport to Cairns flights are usually those with departure times in the evening. Our users have found flights to Cairns in the evening for as low as £427. Flights at midday are often more expensive, with an average ticket price of £1,390.

How far in advance should I book a flight to Cairns?

Can stopping save me money on London Heathrow Airport to Cairns flights?

You could potentially save up to 11% on your flight if you consider stops on a London Heathrow Airport to Cairns flight.

How have London Heathrow Airport to Cairns flight prices changed over time?

As of December 2025, prices for London Heathrow Airport to Cairns flights are approximately 32% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Cairns?

SWISS is the most popular carrier operating from London Heathrow to Cairns

Which airlines fly to Cairns?

How often are flights from London to Cairns delayed?

Historically, on average around 8% of flights between London and Cairns have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

What is the most punctual flight time for London to Cairns flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Cairns flights?

According to our data, China Eastern have had the fewest delays on this route over the last 12 months, with about 3% of their flights experiencing any sort of delay.

When to book flights from London Heathrow Airport to Cairns

Cheap London Heathrow Airport to Cairns (LHR to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Cairns

Fastest flight time

Direct flights

How far is London Heathrow to Cairns by plane?

When did momondo last update prices for flights from London Heathrow Airport to Cairns Airport?

How many operators does momondo search for flights from London Heathrow Airport to Cairns Airport?

How old do you have to be to fly from London Heathrow Airport to Cairns Airport?

What documentation or ID do you need to fly to Cairns Airport?

What is the most popular airline from London Heathrow Airport to Cairns?

Best airlines flying from London Heathrow Airport to Cairns

Compare and see reviews for airlines that fly from London Heathrow Airport to Cairns with momondo

Travelling to a place near Cairns?

Why use momondo?

Why should I use momondo to find a flight deal from London to Cairns?

Can I find flights from London to Cairns with flexible booking policies on momondo?

How can momondo help me find flights from London to Cairns?

I’m not ready to book a flight from London to Cairns right now. Can momondo alert me if prices change?

An easier way to manage your Cairns trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing Queensland