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Cheap flights from London Heathrow Airport to Cairns from $891

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 26/11. 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

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Find the cheapest flights from London Heathrow Airport to Cairns

Cheap return flights

Singapore Airlines Logo
09:10 - 17:20LHR-CNS
46h 10m1 stop
Singapore Airlines Logo
18:35 - 19:10CNS-LHR
34h 35m1 stop
$2,247Singapore Airlines
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Fri, 14 Nov - Wed, 26 Nov
Cathay Pacific Logo
12:20 - 08:35LHR-CNS
35h 15m2 stops
Cathay Pacific Logo
17:35 - 15:15CNS-LHR
54h 40m2 stops
$2,253Cathay Pacific
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Thu, 11 Sep - Sun, 14 Sep
Logo
22:10 - 23:05LHR-CNS
39h 55m2 stops
Logo
06:40 - 15:55CNS-LHR
42h 15m3 stops
$2,276
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Sun, 19 Oct - Sun, 26 Oct
Logo
21:20 - 13:00LHR-CNS
30h 40m2 stops
Logo
18:15 - 15:45CNS-LHR
30h 30m1 stop
$2,301
Find Deal
Mon, 13 Oct - Mon, 20 Oct
China Southern Logo
22:10 - 13:45LHR-CNS
30h 35m2 stops
China Southern Logo
06:00 - 19:00CNS-LHR
46h 00m2 stops
$2,311China Southern
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Sun, 21 Sep - Thu, 16 Oct
Logo
21:20 - 17:15LHR-CNS
34h 55m2 stops
Logo
06:45 - 18:40CNS-LHR
44h 55m2 stops
$2,313
Find Deal
Mon, 13 Oct - Mon, 20 Oct
China Southern Logo
22:10 - 13:45LHR-CNS
30h 35m2 stops
China Southern Logo
15:35 - 19:00CNS-LHR
60h 25m2 stops
$2,374China Southern
Find Deal
Sun, 21 Sep - Tue, 14 Oct
Qantas Airways Logo
20:10 - 14:05LHR-CNS
31h 55m3 stops
Qantas Airways Logo
07:45 - 06:15CNS-LHR
32h 30m2 stops
$2,540Qantas Airways
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Sun, 16 Nov - Sun, 23 Nov
Qantas Airways Logo
20:10 - 10:45LHR-CNS
28h 35m2 stops
Qantas Airways Logo
06:00 - 06:15CNS-LHR
34h 15m3 stops
$2,604Qantas Airways
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Fri, 14 Nov - Wed, 26 Nov
Qatar Airways Logo
10:50 - 23:35LHR-CNS
27h 45m2 stops
Qatar Airways Logo
19:50 - 07:30CNS-LHR
44h 40m2 stops
$2,785Qatar Airways
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Wed, 24 Sep - Fri, 17 Oct

Singapore Airlines flights from London Heathrow Airport to Cairns

Our best Singapore Airlines deals on London Heathrow Airport to Cairns flight tickets
Singapore Airlines
14 Nov
LHR09:10London Heathrow
46h 10m
1 stop
CNS17:20Cairns
26 Nov
CNS18:35Cairns
34h 35m
1 stop
LHR19:10London Heathrow
$2,247
Find similar
Singapore Airlines
24 Sept
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
15 Oct
CNS18:15Cairns
30h 30m
1 stop
LHR15:45London Heathrow
$2,479
Find similar
Singapore Airlines
16 Nov
LHR09:10London Heathrow
27h 55m
2 stops
CNS23:05Cairns
23 Nov
CNS18:35Cairns
23h 05m
1 stop
LHR07:40London Heathrow
$2,531
Find similar

Cathay Pacific flights from London Heathrow Airport to Cairns

Our best Cathay Pacific deals on London Heathrow Airport to Cairns flight tickets
Cathay Pacific
11 Sept
LHR12:20London Heathrow
35h 15m
2 stops
CNS08:35Cairns
14 Sept
CNS17:35Cairns
54h 40m
2 stops
LHR15:15London Heathrow
$2,253
Find similar
Cathay Pacific
30 Oct
LHR20:15London Heathrow
53h 35m
2 stops
CNS11:50Cairns
27 Nov
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
$2,402
Find similar
Cathay Pacific
30 Oct
LHR20:15London Heathrow
53h 35m
2 stops
CNS11:50Cairns
27 Nov
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
$2,462
Find similar

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 29 August 2025.
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

Fri 14/11

09:10-17:20

1 stop46h 10m

Cairns

Wed 26/11

18:35-19:10

1 stop34h 35m

$2,247

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 11/9

12:20-08:35

2 stops35h 15m

Cairns

Sun 14/9

17:35-15:15

2 stops54h 40m

$2,253

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 19/10

22:10-23:05

2 stops39h 55m

Cairns

Sun 26/10

06:40-15:55

3 stops42h 15m

$2,276

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 13/10

21:20-13:00

2 stops30h 40m

Cairns

Mon 20/10

18:15-15:45

1 stop30h 30m

$2,301

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 21/9

22:10-13:45

2 stops30h 35m

Cairns

Thu 16/10

06:00-19:00

2 stops46h 00m

$2,311

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 13/10

21:20-17:15

2 stops34h 55m

Cairns

Mon 20/10

06:45-18:40

2 stops44h 55m

$2,313

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 21/9

22:10-13:45

2 stops30h 35m

Cairns

Tue 14/10

15:35-19:00

2 stops60h 25m

$2,374

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 16/11

20:10-14:05

3 stops31h 55m

Cairns

Sun 23/11

07:45-06:15

2 stops32h 30m

$2,540

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 14/11

20:10-10:45

2 stops28h 35m

Cairns

Wed 26/11

06:00-06:15

3 stops34h 15m

$2,604

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 24/9

10:50-23:35

2 stops27h 45m

Cairns

Fri 17/10

19:50-07:30

2 stops44h 40m

$2,785

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 May. Flight prices, which tend to average around $2,101, are often lower during this time because this is during the off-season. If you are unable to visit Cairns during the month of May, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around $2,131.

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

According to our data, Sunday is the cheapest day to fly to Cairns from London Heathrow Airport. The lowest ticket price found for a Sunday departure recently was $2,037. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $2,291. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cairns.

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

In the evening is the cheapest time of day to fly from London Heathrow Airport to Cairns when you can find flight prices for as low as $949. Flying to Cairns in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,036 on average. Flights to Cairns from London Heathrow Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $2,542 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 $2,212 on momondo.

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

You could potentially save up to 20% 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 August 2025, prices for London Heathrow Airport to Cairns flights are approximately 11% 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

Direct flights

None
There are no direct flights from London Heathrow Airport to Cairns. There are no popular flight routes from London Heathrow Airport to Cairns.
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  • 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 26h 25m.

  • 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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