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Cheap flights from Cairns to London from $681

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.
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
21:20 - 22:05LHR  London Heathrow-CNS Cairns
39h 45m2 stops Shanghai Pu Dong Melbourne
$1,738Multiple Airlines
Sat, 6 Mar - Thu, 1 Apr
Multiple Airlines Logo
06:00 - 06:25CNS  Cairns-LHR London Heathrow
34h 25m2 stops Brisbane Shanghai Pu Dong
Multiple Airlines Logo
21:20 - 22:05LHR  London Heathrow-CNS Cairns
39h 45m2 stops Shanghai Pu Dong Melbourne
$1,748Multiple Airlines
Fri, 5 Mar - Thu, 1 Apr
Multiple Airlines Logo
09:45 - 17:30CNS  Cairns-LHR London Heathrow
41h 45m2 stops Melbourne Shanghai Pu Dong
Multiple Airlines Logo
21:20 - 22:05LHR  London Heathrow-CNS Cairns
39h 45m2 stops Shanghai Pu Dong Melbourne
$1,856Multiple Airlines
Sat, 6 Mar - Thu, 1 Apr
Multiple Airlines Logo
09:45 - 17:30CNS  Cairns-LHR London Heathrow
41h 45m2 stops Melbourne Shanghai Pu Dong
Multiple Airlines Logo
21:20 - 22:05LHR  London Heathrow-CNS Cairns
39h 45m2 stops Shanghai Pu Dong Melbourne
$1,869Multiple Airlines
Sat, 6 Mar - Thu, 1 Apr
Multiple Airlines Logo
14:40 - 06:30CNS  Cairns-LGW London Gatwick
49h 50m2 stops Melbourne Shanghai Pu Dong
Multiple Airlines Logo
18:00 - 22:25LGW  London Gatwick-CNS Cairns
43h 25m2 stops Shanghai Pu Dong Sydney Kingsford Smith
$1,914Multiple Airlines
Mon, 22 Mar - Thu, 15 Apr
Multiple Airlines Logo
14:40 - 17:30CNS  Cairns-LHR London Heathrow
36h 50m2 stops Melbourne Shanghai Pu Dong
Multiple Airlines Logo
21:20 - 14:45LHR  London Heathrow-CNS Cairns
32h 25m2 stops Shanghai Pu Dong Melbourne
$1,916Multiple Airlines
Mon, 22 Mar - Thu, 15 Apr
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
$1,929Singapore Airlines
Mon, 15 Feb - Mon, 1 Mar
Multiple Airlines Logo
14:40 - 18:35CNS  Cairns-LHR London Heathrow
37h 55m2 stops Brisbane Guangzhou Baiyun
Multiple Airlines Logo
22:10 - 16:10LHR  London Heathrow-CNS Cairns
33h 00m2 stops Guangzhou Baiyun Brisbane
$1,999Multiple Airlines
Sat, 6 Mar - Thu, 1 Apr
Multiple Airlines Logo
06:00 - 18:35CNS  Cairns-LHR London Heathrow
46h 35m2 stops Brisbane Guangzhou Baiyun
Multiple Airlines Logo
22:10 - 20:20LHR  London Heathrow-CNS Cairns
37h 10m2 stops Guangzhou Baiyun Brisbane
$2,016Multiple Airlines
Sat, 6 Mar - Thu, 1 Apr
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
$2,063Singapore Airlines
Mon, 22 Feb - Mon, 8 Mar

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
9 Nov
CNS06:50Cairns
33h 25m
2 stops
LHR06:15London Heathrow
22 Nov
LHR20:10London Heathrow
32h 45m
3 stops
CNS14:55Cairns
$2,285
Qantas Airways
2 Mar
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
5 Mar
LHR11:30London Heathrow
37h 25m
2 stops
CNS10:55Cairns
$2,291
Qantas Airways
2 Mar
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
5 Mar
LHR11:30London Heathrow
37h 25m
2 stops
CNS10:55Cairns
$2,296

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
15 Feb
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
1 Mar
LHR09:10London Heathrow
22h 05m
1 stop
CNS17:15Cairns
$1,824
Singapore Airlines
22 Feb
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
8 Mar
LHR09:10London Heathrow
22h 05m
1 stop
CNS17:15Cairns
$1,930
Singapore Airlines
22 Mar
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
15 Apr
LHR09:25London Heathrow
22h 40m
1 stop
CNS17:05Cairns
$2,307

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/3

06:00-17:30

2 stops45h 30m

London Heathrow

Thu 1/4

21:20-22:05

2 stops39h 45m

$1,738

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Fri 5/3

06:00-06:25

2 stops34h 25m

London Heathrow

Thu 1/4

21:20-22:05

2 stops39h 45m

$1,748

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/3

09:45-17:30

2 stops41h 45m

London Heathrow

Thu 1/4

21:20-22:05

2 stops39h 45m

$1,856

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/3

09:45-17:30

2 stops41h 45m

London Heathrow

Thu 1/4

21:20-22:05

2 stops39h 45m

$1,869

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Mon 22/3

14:40-06:30

2 stops49h 50m

London Gatwick

Thu 15/4

18:00-22:25

2 stops43h 25m

$1,914

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Mon 22/3

14:40-17:30

2 stops36h 50m

London Heathrow

Thu 15/4

21:20-14:45

2 stops32h 25m

$1,916
Fastest return journey

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Mon 15/2

18:20-09:05

1 stop24h 45m

London Gatwick

Mon 1/3

09:20-17:15

1 stop21h 55m

$1,929

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/3

14:40-18:35

2 stops37h 55m

London Heathrow

Thu 1/4

22:10-16:10

2 stops33h 00m

$1,999

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/3

06:00-18:35

2 stops46h 35m

London Heathrow

Thu 1/4

22:10-20:20

2 stops37h 10m

$2,016

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Mon 22/2

18:20-09:05

1 stop24h 45m

London Gatwick

Mon 8/3

09:20-17:15

1 stop21h 55m

$2,063

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 $1,708 to $1,958.
The lowest price recently found on this route was $1,632.

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 October instead. Flights to London in October, while not as cheap as those in February, still average around $1,629.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 1% 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 November 2026, prices for Cairns to London flights are approximately 24% more expensive 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

$681

Fastest flight time

24h 25m

Direct flights

None
The best one-way flight to London from Cairns in the past 72 hours is $681. The best return flight deal from Cairns to London found on momondo in the last 72 hours is $1,738.
The fastest flight from Cairns to London takes 24h 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. 24h 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 $1,500Free cancellationRating
8.2
1,632 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
Chichester
Ilford
Hounslow
Wembley
Dover
Ashford
Banbury
Canterbury
Eastbourne
Kingston upon Thames
Slough
Ascot
Stansted
Watford
Enfield

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