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

Lufthansa, Qatar Airways, and Emirates 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 February 2026, there are 2 operators 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.

$683 Cheap Flights from Cairns to London in 2026

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Find the cheapest flights from Cairns to London

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One-way

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18:35 - 19:10

CNS

LHR

34h 35m

1 stop

10:40 - 17:20

LHR

CNS

20h 40m

1 stop

$1,597Singapore Airlines

Sun, 8 Mar - Sun, 22 Mar

18:35 - 19:10

CNS

LHR

34h 35m

1 stop

10:40 - 17:20

LHR

CNS

20h 40m

1 stop

$1,603Singapore Airlines

Sun, 8 Mar - Sun, 22 Mar

11:35 - 13:50

CNS

LHR

36h 15m

2 stops

20:20 - 10:45

LHR

CNS

28h 25m

2 stops

$1,758Emirates

Sun, 8 Mar - Sun, 22 Mar

15:35 - 18:20

CNS

LHR

36h 45m

2 stops

22:00 - 10:45

LHR

CNS

26h 45m

2 stops

$1,776Multiple Airlines

Sun, 8 Mar - Sun, 22 Mar

11:35 - 13:50

CNS

LHR

36h 15m

2 stops

22:00 - 10:45

LHR

CNS

26h 45m

2 stops

$1,793Emirates

Sun, 8 Mar - Sat, 21 Mar

06:45 - 22:10

CNS

STN

48h 25m

3 stops

06:15 - 09:20

STN

CNS

42h 05m

3 stops

$1,837Multiple Airlines

Wed, 22 Apr - Wed, 29 Apr

19:00 - 16:40

CNS

LCY

54h 40m

3 stops

17:50 - 05:30

LCY

CNS

26h 40m

3 stops

$3,446KLM

Sun, 5 Apr - Sun, 12 Apr

19:00 - 18:30

CNS

LCY

56h 30m

3 stops

09:20 - 05:30

LCY

CNS

35h 10m

3 stops

$4,098KLM

Wed, 10 Jun - Sat, 18 Jul

18:15 - 12:35

CNS

LCY

27h 20m

3 stops

19:15 - 17:00

LCY

CNS

36h 45m

3 stops

$4,648SWISS

Wed, 22 Apr - Wed, 29 Apr

18:15 - 12:35

CNS

LCY

27h 20m

3 stops

19:15 - 17:00

LCY

CNS

36h 45m

3 stops

$13,237SWISS

Wed, 22 Apr - Wed, 29 Apr

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets

Qantas Airways

5 Mar

CNS06:00Cairns

34h 15m

2 stops

LHR06:15London Heathrow

23 Mar

LHR20:10London Heathrow

28h 35m

2 stops

CNS10:45Cairns

$2,058

Qantas Airways

7 Mar

CNS12:35Cairns

51h 40m

2 stops

LHR06:15London Heathrow

24 Mar

LHR20:10London Heathrow

28h 35m

2 stops

CNS10:45Cairns

$2,068

Qantas Airways

25 Feb

CNS06:00Cairns

34h 15m

2 stops

LHR06:15London Heathrow

31 Mar

LHR20:50London Heathrow

28h 10m

2 stops

CNS10:00Cairns

$2,071

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets

Qatar Airways

5 Mar

CNS17:20Cairns

46h 55m

2 stops

LHR06:15London Heathrow

25 Mar

LHR08:25London Heathrow

38h 10m

2 stops

CNS08:35Cairns

$2,129

Qatar Airways

3 Mar

CNS06:00Cairns

34h 25m

2 stops

LHR06:25London Heathrow

29 Mar

LHR16:00London Heathrow

37h 55m

2 stops

CNS14:55Cairns

$2,391

Qatar Airways

2 Mar

CNS17:20Cairns

30h 40m

2 stops

LHR14:00London Heathrow

29 Mar

LHR16:00London Heathrow

37h 55m

2 stops

CNS14:55Cairns

$2,393

Fly from

Fly to

Route

Depart

Return

Price

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

18:35-19:10

1 stop34h 35m

London Heathrow

Sun 22/3

10:40-17:20

1 stop20h 40m

$1,597

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

18:35-19:10

1 stop34h 35m

London Heathrow

Sun 22/3

10:40-17:20

1 stop20h 40m

$1,603

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

11:35-13:50

2 stops36h 15m

London Heathrow

Sun 22/3

20:20-10:45

2 stops28h 25m

$1,758

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

15:35-18:20

2 stops36h 45m

London Heathrow

Sun 22/3

22:00-10:45

2 stops26h 45m

$1,776

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

11:35-13:50

2 stops36h 15m

London Heathrow

Sat 21/3

22:00-10:45

2 stops26h 45m

$1,793

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 22/4

06:45-22:10

3 stops48h 25m

London Stansted

Wed 29/4

06:15-09:20

3 stops42h 05m

$1,837

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Sun 5/4

19:00-16:40

3 stops54h 40m

London City

Sun 12/4

17:50-05:30

3 stops26h 40m

$3,446

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 10/6

19:00-18:30

3 stops56h 30m

London City

Sat 18/7

09:20-05:30

3 stops35h 10m

$4,098

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 22/4

18:15-12:35

3 stops27h 20m

London City

Wed 29/4

19:15-17:00

3 stops36h 45m

$4,648

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 22/4

18:15-12:35

3 stops27h 20m

London City

Wed 29/4

19:15-17:00

3 stops36h 45m

$13,237

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 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 March instead. Flights to London in March, while not as cheap as those in February, still average around $1,642.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 11% 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 February 2026, prices for Cairns to London flights are approximately 13% 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

Fastest flight time	23h 25m
Direct flights	None

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

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?
As of February 2026, there are 2 operators 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 69% of all bookings. The subsequent popular airlines are Emirates at 11%, Cathay Pacific at 8%, and Qantas Airways at 7%.

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 $1,342	Free cancellation	Rating 8.2 1,463 reviews		Search Singapore Airlines flights
Qantas Airways	PriceFrom $1,943	Free cancellation	Rating 7.5 996 reviews		Search Qantas Airways flights

Gatwick

Hounslow

Wembley

Milton Keynes

Deal

Brentford

Abingdon

Ipswich

Slough

Marlow

Eastbourne

Chichester

Canterbury

Kingston upon Thames

Brentwood

Guildford

Sutton

Maidstone

Dover

Winchester

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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Cheap flights from Cairns to London from $751

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 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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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 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

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

Fastest flight time

Direct flights

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?

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

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

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

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

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

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According to popular flight searches on momondo this year