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Cheap flights from London Heathrow Airport to Cairns from $919

1 adult
1 adult, Economy, 0 bags

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
12:30 - 17:15LHR  London Heathrow-CNS Cairns
42h 45m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
$1,562Multiple Airlines
Tue, 23 Feb - Tue, 9 Mar
Multiple Airlines Logo
21:00 - 11:20LHR  London Heathrow-CNS Cairns
52h 20m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
$1,801Multiple Airlines
Sun, 22 Nov - Sun, 6 Dec
Multiple Airlines Logo
21:20 - 18:25LHR  London Heathrow-CNS Cairns
36h 05m2 stops Shanghai Pu Dong Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 18:40CNS  Cairns-LHR London Heathrow
45h 40m2 stops Brisbane Shanghai Pu Dong
$1,823Multiple Airlines
Tue, 4 May - Wed, 9 Jun
Multiple Airlines Logo
21:20 - 18:25LHR  London Heathrow-CNS Cairns
36h 05m2 stops Shanghai Pu Dong Sydney Kingsford Smith
Multiple Airlines Logo
19:05 - 18:40CNS  Cairns-LHR London Heathrow
56h 35m2 stops Sydney Kingsford Smith Shanghai Pu Dong
$1,887Multiple Airlines
Sat, 1 May - Sat, 22 May
Multiple Airlines Logo
09:45 - 09:45LHR  London Heathrow-CNS Cairns
39h 00m3 stops New Delhi Indira Gandhi Intl Denpasar Bali Ngurah Rai Melbourne
Multiple Airlines Logo
19:00 - 11:30CNS  Cairns-LHR London Heathrow
49h 30m2 stops Denpasar Bali Ngurah Rai New Delhi Indira Gandhi Intl
$1,955Multiple Airlines
Tue, 27 Apr - Mon, 24 May
Multiple Airlines Logo
09:45 - 05:35LHR  London Heathrow-CNS Cairns
34h 50m2 stops New Delhi Indira Gandhi Intl Denpasar Bali Ngurah Rai
Multiple Airlines Logo
19:00 - 11:30CNS  Cairns-LHR London Heathrow
49h 30m2 stops Denpasar Bali Ngurah Rai New Delhi Indira Gandhi Intl
$1,986Multiple Airlines
Tue, 27 Apr - Mon, 24 May
Multiple Airlines Logo
21:00 - 17:30LHR  London Heathrow-CNS Cairns
34h 30m2 stops Shanghai Pu Dong Sydney Kingsford Smith
Multiple Airlines Logo
14:40 - 17:30CNS  Cairns-LHR London Heathrow
36h 50m2 stops Melbourne Shanghai Pu Dong
$2,029Multiple Airlines
Wed, 3 Mar - Wed, 24 Mar
Multiple Airlines Logo
21:00 - 09:00LHR  London Heathrow-CNS Cairns
50h 00m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
12:05 - 17:30CNS  Cairns-LHR London Heathrow
39h 25m2 stops Brisbane Shanghai Pu Dong
$2,032Multiple Airlines
Tue, 12 Jan - Thu, 28 Jan
Multiple Airlines Logo
20:10 - 19:05LHR  London Heathrow-CNS Cairns
36h 55m2 stops Doha Hamad Intl Melbourne
Multiple Airlines Logo
11:45 - 13:25CNS  Cairns-LHR London Heathrow
35h 40m2 stops Melbourne Doha Hamad Intl
$2,047Multiple Airlines
Sat, 23 Jan - Wed, 3 Feb
Multiple Airlines Logo
11:20 - 17:05LHR  London Heathrow-CNS Cairns
20h 45m1 stop Singapore Changi
Multiple Airlines Logo
06:00 - 19:20CNS  Cairns-LHR London Heathrow
46h 20m2 stops Brisbane Guangzhou Baiyun
$2,054Multiple Airlines
Sat, 1 May - Sat, 22 May

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Singapore Airlines flights from London Heathrow Airport to Cairns

Our best Singapore Airlines deals on London Heathrow Airport to Cairns flight tickets
Singapore Airlines
27 Apr
LHR22:05London Heathrow
34h 00m
1 stop
CNS17:05Cairns
24 May
CNS18:00Cairns
30h 45m
1 stop
LHR15:45London Heathrow
$2,067
Singapore Airlines
4 May
LHR11:20London Heathrow
20h 45m
1 stop
CNS17:05Cairns
9 June
CNS18:00Cairns
34h 30m
1 stop
LHR19:30London Heathrow
$2,122
Singapore Airlines
1 May
LHR11:20London Heathrow
20h 45m
1 stop
CNS17:05Cairns
22 May
CNS18:00Cairns
30h 45m
1 stop
LHR15:45London Heathrow
$2,156

Qatar Airways flights from London Heathrow Airport to Cairns

Our best Qatar Airways deals on London Heathrow Airport to Cairns flight tickets
Qatar Airways
11 Jan
LHR09:25London Heathrow
39h 40m
2 stops
CNS11:05Cairns
28 Jan
CNS15:45Cairns
32h 15m
2 stops
LHR14:00London Heathrow
$2,233
Qatar Airways
11 Jan
LHR09:25London Heathrow
39h 40m
2 stops
CNS11:05Cairns
27 Jan
CNS11:45Cairns
52h 40m
2 stops
LHR06:25London Heathrow
$2,234
Qatar Airways
11 Jan
LHR09:25London Heathrow
39h 40m
2 stops
CNS11:05Cairns
26 Jan
CNS19:50Cairns
52h 10m
2 stops
LHR14:00London Heathrow
$2,248

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 23/2

12:30-17:15

2 stops42h 45m

Cairns

Tue 9/3

06:00-17:30

2 stops45h 30m

$1,562

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Sun 22/11

21:00-11:20

2 stops52h 20m

Cairns

Sun 6/12

06:00-17:30

2 stops45h 30m

$1,801

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 4/5

21:20-18:25

2 stops36h 05m

Cairns

Wed 9/6

06:00-18:40

2 stops45h 40m

$1,823

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Sat 1/5

21:20-18:25

2 stops36h 05m

Cairns

Sat 22/5

19:05-18:40

2 stops56h 35m

$1,887

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 27/4

09:45-09:45

3 stops39h 00m

Cairns

Mon 24/5

19:00-11:30

2 stops49h 30m

$1,955

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 27/4

09:45-05:35

2 stops34h 50m

Cairns

Mon 24/5

19:00-11:30

2 stops49h 30m

$1,986

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Wed 3/3

21:00-17:30

2 stops34h 30m

Cairns

Wed 24/3

14:40-17:30

2 stops36h 50m

$2,029

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 12/1

21:00-09:00

2 stops50h 00m

Cairns

Thu 28/1

12:05-17:30

2 stops39h 25m

$2,032

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Sat 23/1

20:10-19:05

2 stops36h 55m

Cairns

Wed 3/2

11:45-13:25

2 stops35h 40m

$2,047
Fastest return journey

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Sat 1/5

11:20-17:05

1 stop20h 45m

Cairns

Sat 22/5

06:00-19:20

2 stops46h 20m

$2,054

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from $2,511 to $2,856.
The lowest price recently found on this route was $1,562.

What is the cheapest month to fly to Cairns?

The cheapest month to fly to Cairns from London Heathrow Airport is in February. Flight prices, which tend to average around $2,200, are often lower during this time because this is during the off-season. If you are unable to visit Cairns during the month of February, then departing from London Heathrow Airport during the month May is also very affordable. Most momondo users find prices during this month for around $2,320.

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

You could potentially save up to 12% 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 November 2026, prices for London Heathrow Airport to Cairns flights are approximately 19% 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

Best price found

$919

Fastest flight time

30h 05m

Direct flights

None
The best one-way flight to Cairns from London Heathrow Airport in the past 72 hours is $919. The best return flight deal from London Heathrow Airport to Cairns found on momondo in the last 72 hours is $1,562.
The fastest flight from London Heathrow Airport to Cairns takes 30h 05m
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?

    A flight from London Heathrow to Cairns will travel around 15146.4 km. A reasonable flight in good conditions will take 30h 05m.

  • 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 are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

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

It is quick and easy to find London to Cairns flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cairns that suits you.

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

Yes. All flights to Cairns from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between London and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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