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Cheap flights from London Heathrow Airport to Cairns from $860

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 3/4. 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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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
21:00 - 08:20
LHR
-
CNS
49h 20m
2 stops
Multiple Airlines Logo
06:40 - 17:30
CNS
-
LHR
44h 50m
2 stops
$1,574Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Cathay Pacific Logo
20:15 - 16:55
LHR
-
CNS
35h 40m
2 stops
Cathay Pacific Logo
15:35 - 15:15
CNS
-
LHR
32h 40m
2 stops
$1,599Cathay Pacific
Wed, 15 Apr - Wed, 13 May
Multiple Airlines Logo
21:00 - 17:15
LHR
-
CNS
34h 15m
2 stops
Multiple Airlines Logo
06:40 - 17:30
CNS
-
LHR
44h 50m
2 stops
$1,601Multiple Airlines
Mon, 16 Mar - Mon, 23 Mar
Multiple Airlines Logo
22:00 - 22:40
LHR
-
CNS
39h 40m
2 stops
Multiple Airlines Logo
11:00 - 19:30
CNS
-
LHR
41h 30m
2 stops
$1,642Multiple Airlines
Wed, 1 Apr - Tue, 21 Apr
Multiple Airlines Logo
21:00 - 23:05
LHR
-
CNS
40h 05m
2 stops
Multiple Airlines Logo
06:00 - 18:40
CNS
-
LHR
45h 40m
2 stops
$1,660Multiple Airlines
Sat, 14 Mar - Sat, 4 Apr
Multiple Airlines Logo
21:20 - 11:15
LHR
-
CNS
52h 55m
2 stops
Multiple Airlines Logo
21:40 - 18:40
CNS
-
LHR
54h 00m
2 stops
$1,713Multiple Airlines
Sat, 30 May - Mon, 15 Jun
Multiple Airlines Logo
21:00 - 09:20
LHR
-
CNS
50h 20m
2 stops
Multiple Airlines Logo
09:45 - 17:30
CNS
-
LHR
41h 45m
2 stops
$1,715Multiple Airlines
Fri, 13 Mar - Sat, 21 Mar
Multiple Airlines Logo
21:00 - 11:20
LHR
-
CNS
52h 20m
2 stops
Multiple Airlines Logo
18:10 - 18:40
CNS
-
LHR
57h 30m
2 stops
$1,721Multiple Airlines
Sat, 14 Mar - Sat, 4 Apr
Multiple Airlines Logo
21:00 - 17:15
LHR
-
CNS
34h 15m
2 stops
Multiple Airlines Logo
09:45 - 17:30
CNS
-
LHR
41h 45m
2 stops
$1,725Multiple Airlines
Tue, 17 Mar - Tue, 24 Mar
Cathay Pacific Logo
20:15 - 16:55
LHR
-
CNS
35h 40m
2 stops
Cathay Pacific Logo
15:35 - 18:10
CNS
-
LHR
35h 35m
2 stops
$1,759Cathay Pacific
Wed, 15 Apr - Wed, 13 May

Cathay Pacific flights from London Heathrow Airport to Cairns

Our best Cathay Pacific deals on London Heathrow Airport to Cairns flight tickets
Cathay Pacific
15 Apr
LHR20:15London Heathrow
35h 40m
2 stops
CNS16:55Cairns
13 May
CNS15:35Cairns
32h 40m
2 stops
LHR15:15London Heathrow
$1,599
Cathay Pacific
3 Feb
LHR22:05London Heathrow
25h 50m
1 stop
CNS09:55Cairns
12 Mar
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
$1,758
Cathay Pacific
15 Apr
LHR20:15London Heathrow
35h 40m
2 stops
CNS16:55Cairns
13 May
CNS15:35Cairns
35h 35m
2 stops
LHR18:10London Heathrow
$1,759

Singapore Airlines flights from London Heathrow Airport to Cairns

Our best Singapore Airlines deals on London Heathrow Airport to Cairns flight tickets
Singapore Airlines
5 Mar
LHR21:45London Heathrow
57h 35m
1 stop
CNS17:20Cairns
18 Mar
CNS18:35Cairns
34h 35m
1 stop
LHR19:10London Heathrow
$1,943
Singapore Airlines
18 Mar
LHR10:40London Heathrow
44h 40m
1 stop
CNS17:20Cairns
25 Mar
CNS18:35Cairns
45h 20m
1 stop
LHR05:55London Heathrow
$1,960
Singapore Airlines
4 May
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
25 May
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
$1,974

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 78,305 searches. Data last updated 1 February 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

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 2/3

21:00-08:20

2 stops49h 20m

Cairns

Mon 9/3

06:40-17:30

2 stops44h 50m

$1,574

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 15/4

20:15-16:55

2 stops35h 40m

Cairns

Wed 13/5

15:35-15:15

2 stops32h 40m

$1,599

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 16/3

21:00-17:15

2 stops34h 15m

Cairns

Mon 23/3

06:40-17:30

2 stops44h 50m

$1,601

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 1/4

22:00-22:40

2 stops39h 40m

Cairns

Tue 21/4

11:00-19:30

2 stops41h 30m

$1,642

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 14/3

21:00-23:05

2 stops40h 05m

Cairns

Sat 4/4

06:00-18:40

2 stops45h 40m

$1,660

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 30/5

21:20-11:15

2 stops52h 55m

Cairns

Mon 15/6

21:40-18:40

2 stops54h 00m

$1,713

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 13/3

21:00-09:20

2 stops50h 20m

Cairns

Sat 21/3

09:45-17:30

2 stops41h 45m

$1,715

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 14/3

21:00-11:20

2 stops52h 20m

Cairns

Sat 4/4

18:10-18:40

2 stops57h 30m

$1,721

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Tue 17/3

21:00-17:15

2 stops34h 15m

Cairns

Tue 24/3

09:45-17:30

2 stops41h 45m

$1,725

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 15/4

20:15-16:55

2 stops35h 40m

Cairns

Wed 13/5

15:35-18:10

2 stops35h 35m

$1,759

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 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 $1,980, 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 $2,078.

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 $2,402 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 $1,828 on momondo.

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

You could potentially save up to 21% 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 February 2026, prices for London Heathrow Airport to Cairns flights are approximately 20% 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

27h 40m

Direct flights

None
The fastest flight from London Heathrow Airport to Cairns takes 27h 40m
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?

    A flight from London Heathrow to Cairns will travel around 15146.4 km. A reasonable flight in good conditions will take 27h 40m.

  • 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
Trinity Beach
Mission 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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