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Cheap flights from Cairns to London from $874

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
$1,595Singapore Airlines
Wed, 10 Feb - Wed, 24 Feb
Singapore Airlines Logo
18:20 - 19:10CNS  Cairns-LHR London Heathrow
34h 50m1 stop Singapore Changi
Singapore Airlines Logo
21:45 - 17:15LHR  London Heathrow-CNS Cairns
33h 30m1 stop Singapore Changi
$1,598Singapore Airlines
Wed, 10 Feb - Wed, 24 Feb
Multiple Airlines Logo
06:00 - 06:40CNS  Cairns-LGW London Gatwick
33h 40m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
10:30 - 08:20LGW  London Gatwick-CNS Cairns
59h 50m2 stops Shanghai Pu Dong Sydney Kingsford Smith
$1,624Multiple Airlines
Wed, 14 Oct - Thu, 3 Dec
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
$1,730Multiple Airlines
Thu, 5 Nov - Fri, 13 Nov
Multiple Airlines Logo
06:00 - 15:00CNS  Cairns-LGW London Gatwick
42h 00m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
17:00 - 16:40LGW  London Gatwick-CNS Cairns
37h 40m2 stops Shanghai Pu Dong Brisbane
$1,733Multiple Airlines
Sat, 17 Oct - Mon, 30 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
$1,734Singapore Airlines
Wed, 10 Feb - Wed, 24 Feb
Multiple Airlines Logo
09:15 - 18:40CNS  Cairns-LHR London Heathrow
42h 25m2 stops Sydney Kingsford Smith Shanghai Pu Dong
Multiple Airlines Logo
21:00 - 08:20LHR  London Heathrow-CNS Cairns
49h 20m2 stops Shanghai Pu Dong Sydney Kingsford Smith
$1,762Multiple Airlines
Wed, 14 Oct - Thu, 3 Dec
Multiple Airlines Logo
12:30 - 18:40CNS  Cairns-LHR London Heathrow
39h 10m2 stops Melbourne Shanghai Pu Dong
Multiple Airlines Logo
21:00 - 08:20LHR  London Heathrow-CNS Cairns
49h 20m2 stops Shanghai Pu Dong Sydney Kingsford Smith
$1,780Multiple Airlines
Sat, 17 Oct - Mon, 30 Nov
Multiple Airlines Logo
11:50 - 15:00CNS  Cairns-LGW London Gatwick
36h 10m3 stops Brisbane Sydney Kingsford Smith Shanghai Pu Dong
Multiple Airlines Logo
10:30 - 14:55LGW  London Gatwick-CNS Cairns
42h 25m2 stops Shanghai Pu Dong Sydney Kingsford Smith
$1,807Multiple Airlines
Wed, 14 Oct - Thu, 3 Dec
Singapore Airlines Logo
18:20 - 15:20CNS  Cairns-LHR London Heathrow
31h 00m1 stop Singapore Changi
Singapore Airlines Logo
10:40 - 17:15LHR  London Heathrow-CNS Cairns
44h 35m1 stop Singapore Changi
$1,852Singapore Airlines
Fri, 22 Jan - Fri, 12 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
17 Oct
CNS15:45Cairns
46h 20m
3 stops
LHR05:05London Heathrow
30 Nov
LHR20:10London Heathrow
28h 45m
2 stops
CNS10:55Cairns
$2,207
Qantas Airways
11 Nov
CNS06:00Cairns
33h 30m
2 stops
LHR05:30London Heathrow
15 Nov
LHR20:10London Heathrow
28h 45m
2 stops
CNS10:55Cairns
$2,221
Qantas Airways
11 Nov
CNS06:00Cairns
33h 30m
2 stops
LHR05:30London Heathrow
15 Nov
LHR20:10London Heathrow
28h 45m
2 stops
CNS10:55Cairns
$2,228

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
10 Feb
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
24 Feb
LHR20:35London Heathrow
34h 40m
1 stop
CNS17:15Cairns
$1,595
Singapore Airlines
10 Feb
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
24 Feb
LHR21:45London Heathrow
33h 30m
1 stop
CNS17:15Cairns
$1,598
Singapore Airlines
10 Feb
CNS18:20Cairns
24h 45m
1 stop
LGW09:05London Gatwick
24 Feb
LGW09:20London Gatwick
21h 55m
1 stop
CNS17:15Cairns
$1,734

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 10/2

18:20-19:10

1 stop34h 50m

London Heathrow

Wed 24/2

20:35-17:15

1 stop34h 40m

$1,595

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 10/2

18:20-19:10

1 stop34h 50m

London Heathrow

Wed 24/2

21:45-17:15

1 stop33h 30m

$1,598

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 14/10

06:00-06:40

2 stops33h 40m

London Gatwick

Thu 3/12

10:30-08:20

2 stops59h 50m

$1,624

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

$1,730

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Sat 17/10

06:00-15:00

2 stops42h 00m

London Gatwick

Mon 30/11

17:00-16:40

2 stops37h 40m

$1,733
Fastest return journey

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 10/2

18:20-09:05

1 stop24h 45m

London Gatwick

Wed 24/2

09:20-17:15

1 stop21h 55m

$1,734

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 14/10

09:15-18:40

2 stops42h 25m

London Heathrow

Thu 3/12

21:00-08:20

2 stops49h 20m

$1,762

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 17/10

12:30-18:40

2 stops39h 10m

London Heathrow

Mon 30/11

21:00-08:20

2 stops49h 20m

$1,780

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 14/10

11:50-15:00

3 stops36h 10m

London Gatwick

Thu 3/12

10:30-14:55

2 stops42h 25m

$1,807

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Fri 22/1

18:20-15:20

1 stop31h 00m

London Heathrow

Fri 12/2

10:40-17:15

1 stop44h 35m

$1,852

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 $2,183 to $3,005.
The lowest price recently found on this route was $1,595.

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 $1,638.

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

$874

Fastest flight time

22h 05m

Direct flights

None
The best one-way flight to London from Cairns in the past 72 hours is $874. The best return flight deal from Cairns to London found on momondo in the last 72 hours is $1,595.
The fastest flight from Cairns to London takes 22h 05m
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. 22h 05m 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 $1,437Free cancellationRating
8.2
1,585 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