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

SWISS 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 refresh daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 license 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.

£240 Cheap Flights from Cairns to London in 2026

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Find the cheapest flights from Cairns to London

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06:00 - 16:00

CNS

LGW

43h 00m2 stops

18:00 - 08:30

LGW

CNS

53h 30m2 stops

£688Multiple Airlines

Sat, 16 May - Sat, 13 Jun

09:45 - 16:10

CNS

LGW

40h 25m3 stops

05:55 - 05:45

LGW

CNS

37h 50m2 stops

£701Multiple Airlines

Wed, 11 Feb - Fri, 13 Mar

18:35 - 06:25

CNS

LGW

21h 50m1 stop

09:20 - 17:20

LGW

CNS

46h 00m1 stop

£820Singapore Airlines

Wed, 11 Feb - Fri, 13 Mar

18:35 - 19:10

CNS

LHR

34h 35m1 stop

21:45 - 17:20

LHR

CNS

33h 35m1 stop

£820Singapore Airlines

Wed, 18 Feb - Mon, 16 Mar

06:00 - 06:15

CNS

LHR

34h 15m2 stops

20:10 - 10:45

LHR

CNS

28h 35m2 stops

£862Qantas Airways

Wed, 18 Feb - Mon, 16 Mar

11:35 - 12:05

CNS

STN

34h 30m2 stops

14:05 - 10:45

STN

CNS

34h 40m2 stops

£863Emirates

Mon, 2 Feb - Fri, 6 Feb

06:00 - 06:15

CNS

LHR

34h 15m2 stops

20:10 - 11:50

LHR

CNS

29h 40m1 stop

£871Qantas Airways

Wed, 18 Feb - Mon, 16 Mar

09:20 - 17:55

CNS

STN

42h 35m2 stops

14:05 - 10:45

STN

CNS

34h 40m2 stops

£885Emirates

Thu, 5 Mar - Thu, 12 Mar

19:15 - 18:45

CNS

LCY

57h 30m3 stops

08:25 - 05:30

LCY

CNS

36h 05m3 stops

£1,376KLM

Fri, 27 Mar - Sat, 11 Apr

19:15 - 16:35

CNS

LCY

55h 20m3 stops

08:40 - 05:45

LCY

CNS

35h 05m3 stops

£1,465KLM

Mon, 2 Feb - Fri, 6 Feb

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets

Qantas Airways

18 Feb

CNS06:00Cairns

34h 15m

2 stops

LHR06:15London Heathrow

16 Mar

LHR20:10London Heathrow

28h 35m

2 stops

CNS10:45Cairns

£862

Qantas Airways

18 Feb

CNS06:00Cairns

34h 15m

2 stops

LHR06:15London Heathrow

16 Mar

LHR20:10London Heathrow

29h 40m

1 stop

CNS11:50Cairns

£871

Qantas Airways

18 Feb

CNS06:00Cairns

34h 15m

2 stops

LHR06:15London Heathrow

28 Feb

LHR20:10London Heathrow

29h 40m

1 stop

CNS11:50Cairns

£888

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets

Qatar Airways

14 Jan

CNS06:00Cairns

34h 25m

2 stops

LHR06:25London Heathrow

28 Feb

LHR14:15London Heathrow

34h 50m

2 stops

CNS11:05Cairns

£1,138

Qatar Airways

14 Jan

CNS06:00Cairns

34h 25m

2 stops

LHR06:25London Heathrow

28 Feb

LHR08:40London Heathrow

28h 25m

2 stops

CNS23:05Cairns

£1,142

Fly from

Fly to

Route

Depart

Return

Price

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sat 16/5

06:00-16:00

2 stops43h 00m

London Gatwick

Sat 13/6

18:00-08:30

2 stops53h 30m

£688

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 11/2

09:45-16:10

3 stops40h 25m

London Gatwick

Fri 13/3

05:55-05:45

2 stops37h 50m

£701

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 11/2

18:35-06:25

1 stop21h 50m

London Gatwick

Fri 13/3

09:20-17:20

1 stop46h 00m

£820

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 18/2

18:35-19:10

1 stop34h 35m

London Heathrow

Mon 16/3

21:45-17:20

1 stop33h 35m

£820

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 18/2

06:00-06:15

2 stops34h 15m

London Heathrow

Mon 16/3

20:10-10:45

2 stops28h 35m

£862

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 2/2

11:35-12:05

2 stops34h 30m

London Stansted

Fri 6/2

14:05-10:45

2 stops34h 40m

£863

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 18/2

06:00-06:15

2 stops34h 15m

London Heathrow

Mon 16/3

20:10-11:50

1 stop29h 40m

£871

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 5/3

09:20-17:55

2 stops42h 35m

London Stansted

Thu 12/3

14:05-10:45

2 stops34h 40m

£885

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Fri 27/3

19:15-18:45

3 stops57h 30m

London City

Sat 11/4

08:25-05:30

3 stops36h 05m

£1,376

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 2/2

19:15-16:35

3 stops55h 20m

London City

Fri 6/2

08:40-05:45

3 stops35h 05m

£1,465

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?

The cheapest month to fly to London from Cairns is in February. Flight prices, which tend to average around £820, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Cairns averaging around £878.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £550. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Cairns to London for around £889.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 28% 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 January 2026, prices for Cairns to London flights are approximately 14% 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	31h 00m
Direct flights	None

The fastest flight from Cairns to London takes 31h 00m

There are no direct flights from Cairns to London. There are no popular flight routes from Cairns to London.

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How far is Cairns to London by plane?
London is 9399.3 mi away from Cairns. Typically, this will take 31h 00m by plane in normal conditions.
When did momondo last update prices for flights from Cairns Airport to London?
Prices for flights from Cairns Airport to London refresh daily.
How old do you have to be to fly from Cairns Airport to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 license 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 100% of all bookings.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cairns to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Cairns to London flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Cairns. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London from Cairns are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.