What is the cheapest airline that flies from Cairns to London?

Emirates, Qatar Airways, and Lufthansa are the most popular carriers operating from Cairns to London

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?

As of August 2026, there is 1 operator available to choose from 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.

$728 Cheap Flights from Cairns to London in 2026

Find the cheapest flights from Cairns to London

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:45 - 18:40CNS Cairns-LHR London Heathrow

44h 55m2 stops Sydney Kingsford Smith Shanghai Pu Dong

21:20 - 18:55LHR London Heathrow-CNS Cairns

36h 35m2 stops Shanghai Pu Dong Melbourne

$1,775Multiple Airlines

Wed, 2 Sep - Tue, 8 Sep

18:15 - 19:30CNS Cairns-LHR London Heathrow

34h 15m1 stop Singapore Changi

20:35 - 17:20LHR London Heathrow-CNS Cairns

34h 45m1 stop Singapore Changi

$1,788Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

18:15 - 19:30CNS Cairns-LHR London Heathrow

34h 15m1 stop Singapore Changi

20:35 - 17:20LHR London Heathrow-CNS Cairns

34h 45m1 stop Singapore Changi

$1,792Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

18:20 - 19:10CNS Cairns-LHR London Heathrow

34h 50m1 stop Singapore Changi

20:35 - 17:20LHR London Heathrow-CNS Cairns

34h 45m1 stop Singapore Changi

$1,792Singapore Airlines

Wed, 18 Nov - Wed, 10 Feb

18:20 - 06:25CNS Cairns-LGW London Gatwick

46h 05m1 stop Singapore Changi

13:05 - 17:20LGW London Gatwick-CNS Cairns

42h 15m1 stop Singapore Changi

$1,792Singapore Airlines

Wed, 18 Nov - Wed, 10 Feb

18:15 - 06:55CNS Cairns-LGW London Gatwick

21h 40m1 stop Singapore Changi

09:20 - 17:20LGW London Gatwick-CNS Cairns

46h 00m1 stop Singapore Changi

$1,793Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

18:15 - 06:55CNS Cairns-LGW London Gatwick

21h 40m1 stop Singapore Changi

13:00 - 17:20LGW London Gatwick-CNS Cairns

42h 20m1 stop Singapore Changi

$1,829Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

18:15 - 19:30CNS Cairns-LHR London Heathrow

34h 15m1 stop Singapore Changi

20:35 - 17:20LHR London Heathrow-CNS Cairns

34h 45m1 stop Singapore Changi

$1,834Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

18:15 - 19:30CNS Cairns-LHR London Heathrow

34h 15m1 stop Singapore Changi

21:45 - 17:20LHR London Heathrow-CNS Cairns

33h 35m1 stop Singapore Changi

$1,836Singapore Airlines

Sun, 18 Oct - Wed, 11 Nov

19:10 - 06:40CNS Cairns-LGW London Gatwick

44h 30m2 stops Sydney Kingsford Smith Shanghai Pu Dong

22:00 - 18:25LGW London Gatwick-CNS Cairns

35h 25m2 stops Shanghai Pu Dong Sydney Kingsford Smith

$1,864Multiple Airlines

Wed, 2 Sep - Sun, 13 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:45 - 19:10CNS Cairns-LGW London Gatwick

45h 25m2 stops Sydney Kingsford Smith Shanghai Pu Dong

18:00 - 18:25LGW London Gatwick-CNS Cairns

39h 25m2 stops Shanghai Pu Dong Sydney Kingsford Smith

$1,806Multiple Airlines

Wed, 12 Aug - Fri, 18 Sep

11:00 - 19:10CNS Cairns-LGW London Gatwick

65h 10m2 stops Melbourne Shanghai Pu Dong

17:55 - 22:25LGW London Gatwick-CNS Cairns

43h 30m2 stops Shanghai Pu Dong Sydney Kingsford Smith

$1,837Multiple Airlines

Mon, 10 Aug - Sun, 23 Aug

13:15 - 20:00CNS Cairns-LHR London Heathrow

39h 45m2 stops Melbourne Shenzhen

22:05 - 22:40LHR London Heathrow-CNS Cairns

39h 35m2 stops Shenzhen Melbourne

$1,950Multiple Airlines

Tue, 11 Aug - Sun, 18 Oct

06:45 - 20:00CNS Cairns-LHR London Heathrow

46h 15m3 stops Sydney Kingsford Smith Melbourne Avalon Shenzhen

22:05 - 19:50LHR London Heathrow-CNS Cairns

36h 45m2 stops Shenzhen Melbourne

$2,051Multiple Airlines

Tue, 11 Aug - Sun, 18 Oct

11:50 - 15:00CNS Cairns-LGW London Gatwick

36h 10m3 stops Brisbane Sydney Kingsford Smith Shanghai Pu Dong

22:00 - 23:20LGW London Gatwick-CNS Cairns

40h 20m3 stops Shanghai Pu Dong Sydney Kingsford Smith Brisbane

$2,123Multiple Airlines

Wed, 12 Aug - Fri, 18 Sep

06:45 - 20:00CNS Cairns-LHR London Heathrow

46h 15m3 stops Sydney Kingsford Smith Melbourne Avalon Shenzhen

22:05 - 09:05LHR London Heathrow-CNS Cairns

50h 00m3 stops Shenzhen Melbourne Coolangatta Gold Coast

$2,146Multiple Airlines

Tue, 11 Aug - Sun, 18 Oct

06:45 - 18:40CNS Cairns-LHR London Heathrow

44h 55m2 stops Sydney Kingsford Smith Shanghai Pu Dong

21:20 - 22:25LHR London Heathrow-CNS Cairns

40h 05m2 stops Shanghai Pu Dong Sydney Kingsford Smith

$2,170Multiple Airlines

Mon, 10 Aug - Sun, 23 Aug

06:45 - 18:40CNS Cairns-LHR London Heathrow

44h 55m2 stops Sydney Kingsford Smith Shanghai Pu Dong

21:20 - 18:25LHR London Heathrow-CNS Cairns

36h 05m2 stops Shanghai Pu Dong Sydney Kingsford Smith

$2,230Multiple Airlines

Wed, 12 Aug - Fri, 18 Sep

18:15 - 15:45CNS Cairns-LHR London Heathrow

30h 30m1 stop Singapore Changi

22:05 - 17:00LHR London Heathrow-CNS Cairns

57h 55m1 stop Singapore Changi

$3,341Singapore Airlines

Wed, 12 Aug - Fri, 18 Sep

18:15 - 08:00CNS Cairns-LHR London Heathrow

22h 45m1 stop Singapore Changi

22:05 - 17:00LHR London Heathrow-CNS Cairns

33h 55m1 stop Singapore Changi

$3,867Singapore Airlines

Tue, 11 Aug - Fri, 18 Sep

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets

Qantas Airways

18 Oct

CNS06:00Cairns

33h 35m

3 stops

LHR06:35London Heathrow

11 Nov

LHR20:10London Heathrow

28h 45m

2 stops

CNS10:55Cairns

$2,266

Qantas Airways

9 Nov

CNS11:40Cairns

52h 35m

2 stops

LHR06:15London Heathrow

13 Nov

LHR20:10London Heathrow

32h 35m

2 stops

CNS14:45Cairns

$2,303

Qantas Airways

18 Oct

CNS06:00Cairns

33h 35m

3 stops

LHR06:35London Heathrow

11 Nov

LHR20:10London Heathrow

32h 45m

3 stops

CNS14:55Cairns

$2,307

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets

Qatar Airways

18 Nov

CNS17:25Cairns

38h 30m

2 stops

LHR21:55London Heathrow

24 Jan

LHR21:30London Heathrow

27h 35m

2 stops

CNS11:05Cairns

$2,423

Qatar Airways

15 Aug

CNS10:30Cairns

30h 00m

2 stops

LHR07:30London Heathrow

21 Sept

LHR08:05London Heathrow

30h 15m

2 stops

CNS23:20Cairns

$3,075

Qatar Airways

14 Aug

CNS13:40Cairns

33h 30m

2 stops

LHR14:10London Heathrow

20 Sept

LHR08:05London Heathrow

30h 15m

2 stops

CNS23:20Cairns

$3,107

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 2/9

06:45-18:40

2 stops44h 55m

London Heathrow

Tue 8/9

21:20-18:55

2 stops36h 35m

$1,775

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sun 18/10

18:15-19:30

1 stop34h 15m

London Heathrow

Wed 11/11

20:35-17:20

1 stop34h 45m

$1,788

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sun 18/10

18:15-19:30

1 stop34h 15m

London Heathrow

Wed 11/11

20:35-17:20

1 stop34h 45m

$1,792

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 18/11

18:20-19:10

1 stop34h 50m

London Heathrow

Wed 10/2

20:35-17:20

1 stop34h 45m

$1,792

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 18/11

18:20-06:25

1 stop46h 05m

London Gatwick

Wed 10/2

13:05-17:20

1 stop42h 15m

$1,792

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Sun 18/10

18:15-06:55

1 stop21h 40m

London Gatwick

Wed 11/11

09:20-17:20

1 stop46h 00m

$1,793

Fastest return journey

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Sun 18/10

18:15-06:55

1 stop21h 40m

London Gatwick

Wed 11/11

13:00-17:20

1 stop42h 20m

$1,829

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sun 18/10

18:15-19:30

1 stop34h 15m

London Heathrow

Wed 11/11

20:35-17:20

1 stop34h 45m

$1,834

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sun 18/10

18:15-19:30

1 stop34h 15m

London Heathrow

Wed 11/11

21:45-17:20

1 stop33h 35m

$1,836

CairnsLondon

CNS Cairns - LGW London Gatwick

CNSLGW

Cairns

Wed 2/9

19:10-06:40

2 stops44h 30m

London Gatwick

Sun 13/9

22:00-18:25

2 stops35h 25m

$1,864

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $2,069 to $2,280.
The lowest price recently found on this route was $1,775.

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 $1,662.

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

Fastest flight time	21h 40m
Direct flights	None

The fastest flight from Cairns to London takes 21h 40m

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. 21h 40m 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?
As of August 2026, there is 1 operator available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Cairns to London is Singapore Airlines, representing 66% of all bookings. The subsequent popular airlines are Emirates at 14%, Cathay Pacific at 8%, and Qantas Airways at 6%.

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 Airlines	PriceFrom $1,458	Free cancellation	Rating 8.2 1,584 reviews		Search Singapore Airlines flights

Deal

Gatwick

Milton Keynes

Brentford

Ipswich

Marlow

Hounslow

Chichester

Ilford

Brentwood

Maidstone

Dover

Ashford

Lewes

Eastbourne

Slough

Ascot

Stansted

Banbury

Watford

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.

An easier way to manage your London trip

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Nearby airports

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Complete your trip

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Cheap flights from Cairns to London from $728

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 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Cairns to London

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Cairns to London

What is the typical price of a round-trip flight between Cairns and London?

What is the cheapest month to fly to London?

Can stopping save me money on Cairns to London flights?

How have Cairns to London flight prices changed over time?

What is the cheapest airline that flies from Cairns to London?

When to book flights from Cairns to London

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 49.5 km from London

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Cairns

According to popular flight searches on momondo this year

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year