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Cheap flights from Cairns to London from $732

1 adult
1 adult, Economy, 0 bags

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 - 19:10CNS  Cairns-LHR London Heathrow
34h 50m1 stop Singapore Changi
Singapore Airlines Logo
20:35 - 17:15LHR  London Heathrow-CNS Cairns
34h 40m1 stop Singapore Changi
$1,663Singapore Airlines
Wed, 17 Feb - Tue, 9 Mar
Singapore Airlines Logo
18:20 - 15:20CNS  Cairns-LHR London Heathrow
31h 00m1 stop Singapore Changi
Singapore Airlines Logo
20:35 - 17:15LHR  London Heathrow-CNS Cairns
34h 40m1 stop Singapore Changi
$1,663Singapore Airlines
Wed, 17 Feb - Tue, 9 Mar
Multiple Airlines Logo
06:00 - 14:00CNS  Cairns-LGW London Gatwick
42h 00m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
10:30 - 21:15LGW  London Gatwick-CNS Cairns
48h 45m2 stops Shanghai Pu Dong Brisbane
$1,727Multiple Airlines
Thu, 5 Nov - Fri, 13 Nov
Singapore Airlines Logo
18:20 - 09:05CNS  Cairns-LGW London Gatwick
24h 45m1 stop Singapore Changi
Singapore Airlines Logo
09:20 - 17:15LGW  London Gatwick-CNS Cairns
21h 55m1 stop Singapore Changi
$1,777Singapore Airlines
Wed, 17 Feb - Tue, 9 Mar
Singapore Airlines Logo
18:20 - 09:05CNS  Cairns-LGW London Gatwick
24h 45m1 stop Singapore Changi
Singapore Airlines Logo
09:20 - 17:15LGW  London Gatwick-CNS Cairns
21h 55m1 stop Singapore Changi
$1,777Singapore Airlines
Wed, 17 Feb - Tue, 9 Mar
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
21:00 - 21:15LHR  London Heathrow-CNS Cairns
38h 15m2 stops Shanghai Pu Dong Brisbane
$1,786Multiple Airlines
Thu, 5 Nov - Fri, 13 Nov
Multiple Airlines Logo
06:00 - 05:35CNS  Cairns-LHR London Heathrow
33h 35m2 stops Brisbane Hong Kong Intl
Multiple Airlines Logo
21:10 - 22:10LHR  London Heathrow-CNS Cairns
39h 00m2 stops Kuala Lumpur Intl Melbourne
$1,830Multiple Airlines
Wed, 17 Feb - Tue, 9 Mar
Multiple Airlines Logo
10:00 - 12:45CNS  Cairns-LHR London Heathrow
35h 45m2 stops Melbourne Abu Dhabi Zayed Intl
Multiple Airlines Logo
19:20 - 22:10LHR  London Heathrow-CNS Cairns
40h 50m2 stops Abu Dhabi Zayed Intl Melbourne
$1,893Multiple Airlines
Fri, 9 Oct - Fri, 30 Oct
Singapore Airlines Logo
18:20 - 09:05CNS  Cairns-LGW London Gatwick
24h 45m1 stop Singapore Changi
Singapore Airlines Logo
13:05 - 17:15LGW  London Gatwick-CNS Cairns
42h 10m1 stop Singapore Changi
$1,939Singapore Airlines
Wed, 18 Nov - Wed, 10 Feb
Singapore Airlines Logo
18:20 - 09:05CNS  Cairns-LGW London Gatwick
24h 45m1 stop Singapore Changi
Singapore Airlines Logo
13:05 - 17:15LGW  London Gatwick-CNS Cairns
42h 10m1 stop Singapore Changi
$1,943Singapore Airlines
Wed, 18 Nov - Wed, 10 Feb

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
2 Nov
CNS06:50Cairns
33h 25m
2 stops
LHR06:15London Heathrow
10 Nov
LHR20:10London Heathrow
29h 40m
2 stops
CNS11:50Cairns
$2,251
Qantas Airways
8 Nov
CNS12:35Cairns
51h 40m
2 stops
LHR06:15London Heathrow
15 Nov
LHR20:10London Heathrow
29h 40m
2 stops
CNS11:50Cairns
$2,269
Qantas Airways
18 Oct
CNS06:00Cairns
33h 35m
3 stops
LHR06:35London Heathrow
11 Nov
LHR20:10London Heathrow
28h 45m
2 stops
CNS10:55Cairns
$2,273

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
17 Feb
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
9 Mar
LHR20:35London Heathrow
34h 40m
1 stop
CNS17:15Cairns
$1,663
Singapore Airlines
17 Feb
CNS18:20Cairns
24h 45m
1 stop
LGW09:05London Gatwick
9 Mar
LGW09:20London Gatwick
21h 55m
1 stop
CNS17:15Cairns
$1,777
Singapore Airlines
18 Nov
CNS18:20Cairns
24h 45m
1 stop
LGW09:05London Gatwick
10 Feb
LGW13:05London Gatwick
42h 10m
1 stop
CNS17:15Cairns
$1,939

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 17/2

18:20-19:10

1 stop34h 50m

London Heathrow

Tue 9/3

20:35-17:15

1 stop34h 40m

$1,663

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 17/2

18:20-15:20

1 stop31h 00m

London Heathrow

Tue 9/3

20:35-17:15

1 stop34h 40m

$1,663

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Thu 5/11

06:00-14:00

2 stops42h 00m

London Gatwick

Fri 13/11

10:30-21:15

2 stops48h 45m

$1,727
Fastest return journey

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 17/2

18:20-09:05

1 stop24h 45m

London Gatwick

Tue 9/3

09:20-17:15

1 stop21h 55m

$1,777

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 17/2

18:20-09:05

1 stop24h 45m

London Gatwick

Tue 9/3

09:20-17:15

1 stop21h 55m

$1,777

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 5/11

06:00-17:30

2 stops45h 30m

London Heathrow

Fri 13/11

21:00-21:15

2 stops38h 15m

$1,786

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 17/2

06:00-05:35

2 stops33h 35m

London Heathrow

Tue 9/3

21:10-22:10

2 stops39h 00m

$1,830

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Fri 9/10

10:00-12:45

2 stops35h 45m

London Heathrow

Fri 30/10

19:20-22:10

2 stops40h 50m

$1,893

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 18/11

18:20-09:05

1 stop24h 45m

London Gatwick

Wed 10/2

13:05-17:15

1 stop42h 10m

$1,939

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 18/11

18:20-09:05

1 stop24h 45m

London Gatwick

Wed 10/2

13:05-17:15

1 stop42h 10m

$1,943

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 London from

How to get the cheapest flight ticket from Cairns to London

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?

Prices are currently low for flights on this route.

Typical prices usually range from $2,375 to $3,757.
The lowest price recently found on this route was $1,663.

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of February, then book flights to London from Cairns during May instead. Flights to London in May, while not as cheap as those in February, still average around $1,695.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 38% on your flight if you consider stops on a Cairns to London flight.

How have Cairns to London flight prices changed over time?

As of August 2026, prices for Cairns to London flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from Cairns to London

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

Cheap Cairns to London (CNS to LON) flight deals and tips

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

Best price found

$732

Fastest flight time

23h 25m

Direct flights

None
The best one-way flight to London from Cairns in the past 72 hours is $732. The best return flight deal from Cairns to London found on momondo in the last 72 hours is $1,663.
The fastest flight from Cairns to London takes 23h 25m
There are no direct flights from Cairns to London. There are no popular flight routes from Cairns to London.
Search flight deals

Frequently asked questions about flying from Cairns to London

  • How far is Cairns to London by plane?

    London is 15126.7 km away from Cairns. 23h 25m is a normal flight duration for this route.

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

    Prices for flights from Cairns Airport to London were last updated today.

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

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

    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.

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

    The travel and health documents you'll need for your trip to London 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. 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?

Best airlines flying from Cairns to London

Compare and see reviews for airlines that fly from Cairns to London with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,435Free cancellationRating
8.2
1,589 reviews
Search Singapore Airlines flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Deal
Milton Keynes
Brentford
Ipswich
Marlow
Hounslow
Chichester
Ilford
Brentwood
Gatwick
Dover
Ashford
Lewes
Banbury
Horley
Eastbourne
Canterbury
Slough
Ascot
Stansted

Why use momondo?

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

It is quick and easy to find Cairns to London 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 London that suits you.

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

momondo does allow users to show only those flights to London from Cairns which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Cairns and London 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 Cairns to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Cairns and alert you when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Stansted Airport