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Cheap flights from London Heathrow Airport to Cairns from £515

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 4/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:20 - 08:30
LHR
-
CNS
50h 10m
2 stops
Multiple Airlines Logo
06:00 - 17:30
CNS
-
LHR
45h 30m
2 stops
£895Multiple Airlines
Thu, 10 Sep - Wed, 4 Nov
Multiple Airlines Logo
21:00 - 20:55
LHR
-
CNS
37h 55m
2 stops
Multiple Airlines Logo
06:40 - 17:30
CNS
-
LHR
44h 50m
2 stops
£939Multiple Airlines
Sun, 1 Nov - Sun, 15 Nov
Multiple Airlines Logo
21:00 - 22:10
LHR
-
CNS
39h 10m
2 stops
Multiple Airlines Logo
09:45 - 17:30
CNS
-
LHR
41h 45m
3 stops
£989Multiple Airlines
Mon, 9 Nov - Tue, 24 Nov
Multiple Airlines Logo
21:00 - 22:10
LHR
-
CNS
39h 10m
2 stops
Multiple Airlines Logo
09:45 - 17:30
CNS
-
LHR
41h 45m
2 stops
£995Multiple Airlines
Mon, 9 Nov - Tue, 24 Nov
Multiple Airlines Logo
21:00 - 20:55
LHR
-
CNS
37h 55m
2 stops
Multiple Airlines Logo
09:45 - 17:30
CNS
-
LHR
41h 45m
3 stops
£1,043Multiple Airlines
Sun, 15 Nov - Sun, 6 Dec
Multiple Airlines Logo
21:00 - 22:10
LHR
-
CNS
39h 10m
2 stops
Multiple Airlines Logo
19:20 - 17:30
CNS
-
LHR
56h 10m
2 stops
£1,062Multiple Airlines
Thu, 12 Nov - Sun, 22 Nov
Multiple Airlines Logo
20:55 - 22:10
LHR
-
CNS
39h 15m
2 stops
Multiple Airlines Logo
06:40 - 12:05
CNS
-
LHR
39h 25m
2 stops
£1,069Multiple Airlines
Wed, 4 Nov - Thu, 19 Nov
Multiple Airlines Logo
20:05 - 04:30
LHR
-
CNS
47h 25m
2 stops
Multiple Airlines Logo
12:30 - 19:40
CNS
-
LHR
40h 10m
2 stops
£1,071Multiple Airlines
Thu, 18 Jun - Sun, 5 Jul
Emirates Logo
22:15 - 19:30
LHR
-
CNS
36h 15m
2 stops
Emirates Logo
14:55 - 11:40
CNS
-
LHR
30h 45m
2 stops
£1,077Emirates
Tue, 1 Sep - Sun, 25 Oct
Multiple Airlines Logo
21:45 - 12:55
LHR
-
CNS
30h 10m
2 stops
Multiple Airlines Logo
17:25 - 07:00
CNS
-
LHR
46h 35m
2 stops
£1,109Multiple Airlines
Sun, 21 Jun - Mon, 21 Sep

KLM flights from London Heathrow Airport to Cairns

Our best KLM deals on London Heathrow Airport to Cairns flight tickets
KLM
3 Jun
LHR20:55London Heathrow
47h 35m
3 stops
CNS05:30Cairns
10 Jun
CNS19:00Cairns
57h 25m
3 stops
LHR19:25London Heathrow
£2,948
KLM
2 Jun
LHR17:10London Heathrow
27h 20m
3 stops
CNS05:30Cairns
24 Aug
CNS19:00Cairns
54h 15m
3 stops
LHR16:15London Heathrow
£8,177

Singapore Airlines flights from London Heathrow Airport to Cairns

Our best Singapore Airlines deals on London Heathrow Airport to Cairns flight tickets
Singapore Airlines
1 Sept
LHR11:20London Heathrow
20h 40m
1 stop
CNS17:00Cairns
25 Oct
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
£1,185
Singapore Airlines
10 Sept
LHR09:25London Heathrow
22h 35m
1 stop
CNS17:00Cairns
4 Nov
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
£1,186
Singapore Airlines
10 Sept
LHR11:20London Heathrow
20h 40m
1 stop
CNS17:00Cairns
4 Nov
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
£1,188

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Cairns 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, momondo users made 279,928 searches. Data last updated 28 May 2026.
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

Cheapest return flight

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 10/9

21:20-08:30

2 stops50h 10m

Cairns

Wed 4/11

06:00-17:30

2 stops45h 30m

£895

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 1/11

21:00-20:55

2 stops37h 55m

Cairns

Sun 15/11

06:40-17:30

2 stops44h 50m

£939

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/11

21:00-22:10

2 stops39h 10m

Cairns

Tue 24/11

09:45-17:30

3 stops41h 45m

£989

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/11

21:00-22:10

2 stops39h 10m

Cairns

Tue 24/11

09:45-17:30

2 stops41h 45m

£995

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 15/11

21:00-20:55

2 stops37h 55m

Cairns

Sun 6/12

09:45-17:30

3 stops41h 45m

£1,043

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 12/11

21:00-22:10

2 stops39h 10m

Cairns

Sun 22/11

19:20-17:30

2 stops56h 10m

£1,062

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 4/11

20:55-22:10

2 stops39h 15m

Cairns

Thu 19/11

06:40-12:05

2 stops39h 25m

£1,069

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 18/6

20:05-04:30

2 stops47h 25m

Cairns

Sun 5/7

12:30-19:40

2 stops40h 10m

£1,071
Fastest return journey

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Tue 1/9

22:15-19:30

2 stops36h 15m

Cairns

Sun 25/10

14:55-11:40

2 stops30h 45m

£1,077

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 21/6

21:45-12:55

2 stops30h 10m

Cairns

Mon 21/9

17:25-07:00

2 stops46h 35m

£1,109

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Cairns from

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

What is the typical price of a round-trip flight between London Heathrow Airport and Cairns?

What is the cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in February, then April is your next best option. Flight prices from London Heathrow Airport to Cairns during April average around £1,127.

How far in advance should I book a flight from London Heathrow Airport 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 £1,313 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 £1,111 on momondo.

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

You could potentially save up to 16% 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 May 2026, prices for London Heathrow Airport to Cairns flights are approximately 29% 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

31h 45m

Direct flights

None
The fastest flight from London Heathrow Airport to Cairns takes 31h 45m
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

Frequently asked questions about flying from London Heathrow Airport to Cairns

  • 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 31h 45m, 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?

  • 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?

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
Cathay PacificPriceFrom £874Free CancellationRating
7.6
1,346 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £965Free CancellationRating
8.2
1,523 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom £1,134Free CancellationRating
7.5
1,043 reviews
Search Qantas Airways flights

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
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.

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