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Cheap flights from Cairns to London from $839

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cairns to London departing on 25/7. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cairns to London

Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
18:20 - 15:20
CNS
-
LHR
31h 00m
1 stop
Singapore Airlines Logo
21:45 - 17:20
LHR
-
CNS
57h 35m
1 stop
$1,772Singapore Airlines
Sun, 8 Nov - Thu, 26 Nov
Multiple Airlines Logo
06:00 - 17:30
CNS
-
LHR
45h 30m
2 stops
Multiple Airlines Logo
21:00 - 18:35
LHR
-
CNS
35h 35m
2 stops
$1,979Multiple Airlines
Sun, 8 Nov - Thu, 26 Nov
Multiple Airlines Logo
06:50 - 12:45
CNS
-
LHR
38h 55m
2 stops
Multiple Airlines Logo
21:45 - 13:40
LHR
-
CNS
30h 55m
2 stops
$2,016Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Multiple Airlines Logo
18:15 - 15:45
CNS
-
LHR
30h 30m
1 stop
Multiple Airlines Logo
22:00 - 22:40
LHR
-
CNS
39h 40m
2 stops
$2,023Multiple Airlines
Mon, 27 Jul - Wed, 26 Aug
Singapore Airlines Logo
18:15 - 19:30
CNS
-
LHR
58h 15m
1 stop
Singapore Airlines Logo
11:20 - 17:00
LHR
-
CNS
20h 40m
1 stop
$2,032Singapore Airlines
Tue, 4 Aug - Tue, 15 Sep
Singapore Airlines Logo
18:15 - 19:30
CNS
-
LHR
58h 15m
1 stop
Singapore Airlines Logo
11:20 - 17:00
LHR
-
CNS
44h 40m
1 stop
$2,042Singapore Airlines
Mon, 27 Jul - Wed, 26 Aug
Multiple Airlines Logo
18:15 - 15:45
CNS
-
LHR
30h 30m
1 stop
Multiple Airlines Logo
21:45 - 13:40
LHR
-
CNS
30h 55m
2 stops
$2,054Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Multiple Airlines Logo
18:15 - 15:45
CNS
-
LHR
30h 30m
1 stop
Multiple Airlines Logo
21:45 - 13:40
LHR
-
CNS
30h 55m
2 stops
$2,057Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Multiple Airlines Logo
06:45 - 18:40
CNS
-
LHR
44h 55m
2 stops
Multiple Airlines Logo
21:20 - 08:30
LHR
-
CNS
50h 10m
2 stops
$2,074Multiple Airlines
Mon, 27 Jul - Wed, 26 Aug
Multiple Airlines Logo
06:00 - 18:40
CNS
-
LHR
45h 40m
2 stops
Multiple Airlines Logo
21:20 - 08:30
LHR
-
CNS
50h 10m
2 stops
$2,097Multiple Airlines
Wed, 12 Aug - Tue, 1 Sep

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Emirates flights from Cairns to London Heathrow Airport

Our best Emirates deals on Cairns to London Heathrow Airport flight tickets
Emirates
6 July
CNS18:20Cairns
34h 55m
2 stops
LHR20:15London Heathrow
26 July
LHR16:50London Heathrow
34h 00m
2 stops
CNS11:50Cairns
$2,141
Emirates
15 July
CNS15:45Cairns
37h 30m
2 stops
LHR20:15London Heathrow
22 July
LHR14:25London Heathrow
33h 15m
2 stops
CNS08:40Cairns
$2,169
Emirates
6 July
CNS18:20Cairns
45h 45m
2 stops
LHR07:05London Heathrow
27 July
LHR14:25London Heathrow
44h 05m
2 stops
CNS19:30Cairns
$2,188

Qatar Airways flights from Cairns to London Heathrow Airport

Our best Qatar Airways deals on Cairns to London Heathrow Airport flight tickets
Qatar Airways
19 Aug
CNS16:55Cairns
29h 20m
2 stops
LHR13:15London Heathrow
16 Sept
LHR15:05London Heathrow
32h 35m
2 stops
CNS08:40Cairns
$2,708
Qatar Airways
22 June
CNS16:55Cairns
34h 05m
2 stops
LHR18:00London Heathrow
24 Aug
LHR18:55London Heathrow
31h 30m
2 stops
CNS11:25Cairns
$3,149
Qatar Airways
22 June
CNS10:30Cairns
36h 40m
2 stops
LHR14:10London Heathrow
24 Aug
LHR21:55London Heathrow
28h 30m
2 stops
CNS11:25Cairns
$3,372

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to London Heathrow Airport 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 13 June 2026.
Use the filters below to find and compare flights from Cairns to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/11

18:20-15:20

1 stop31h 00m

London Heathrow

Thu 26/11

21:45-17:20

1 stop57h 35m

$1,772

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/11

06:00-17:30

2 stops45h 30m

London Heathrow

Thu 26/11

21:00-18:35

2 stops35h 35m

$1,979

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

06:50-12:45

2 stops38h 55m

London Heathrow

Mon 10/8

21:45-13:40

2 stops30h 55m

$2,016

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

18:15-15:45

1 stop30h 30m

London Heathrow

Wed 26/8

22:00-22:40

2 stops39h 40m

$2,023

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 4/8

18:15-19:30

1 stop58h 15m

London Heathrow

Tue 15/9

11:20-17:00

1 stop20h 40m

$2,032

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

18:15-19:30

1 stop58h 15m

London Heathrow

Wed 26/8

11:20-17:00

1 stop44h 40m

$2,042
Fastest return journey

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

18:15-15:45

1 stop30h 30m

London Heathrow

Mon 10/8

21:45-13:40

2 stops30h 55m

$2,054

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

18:15-15:45

1 stop30h 30m

London Heathrow

Mon 10/8

21:45-13:40

2 stops30h 55m

$2,057

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

06:45-18:40

2 stops44h 55m

London Heathrow

Wed 26/8

21:20-08:30

2 stops50h 10m

$2,074

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 12/8

06:00-18:40

2 stops45h 40m

London Heathrow

Tue 1/9

21:20-08:30

2 stops50h 10m

$2,097

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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

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 Cairns and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Cairns, with most prices found around $1,548. If you aren’t able to travel during the month of February, then book flights to London Heathrow Airport from Cairns during May instead. Flights to London Heathrow Airport in May, while not as cheap as those in February, still average around $1,567.

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

You could potentially save up to 23% on your flight if you consider stops on a Cairns to London Heathrow Airport flight.

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

When to book flights from Cairns to London Heathrow Airport

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

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

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

Fastest flight time

23h 20m

Direct flights

None
The fastest flight from Cairns to London Heathrow Airport takes 23h 20m
There are no direct flights from Cairns to London Heathrow Airport. There are no popular flight routes from Cairns to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Cairns to London Heathrow Airport

  • How far is Cairns to London Heathrow by plane?

    Cairns and London Heathrow are 15146.4 km apart from one another. 23h 20m is a normal flight duration for this route.

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

    Prices for flights from Cairns Airport to London Heathrow Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Cairns to London Heathrow Airport

Compare and see reviews for airlines that fly from Cairns to London Heathrow Airport with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,463Free cancellationRating
8.2
1,545 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,115Free cancellationRating
7.5
1,046 reviews
Search Qantas Airways flights

Travelling to a place near London?

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Why use momondo?

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

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 London from Cairns.

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

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

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

Once all potential Cairns to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Cairns to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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