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 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.

£364 Cheap Flights from Cairns to London in 2025/26

Q: 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 £1,210 to £1,688. The lowest price recently found on this route was £796.

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Find the cheapest flights from Cairns to London

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06:00 - 14:00

CNS

LGW

42h 00m2 stops

10:30 - 05:45

LGW

CNS

57h 15m2 stops

£796Multiple Airlines

Thu, 29 Jan - Thu, 5 Feb

09:45 - 09:55

CNS

LHR

34h 10m3 stops

17:45 - 05:45

LHR

CNS

26h 00m2 stops

£924Multiple Airlines

Thu, 29 Jan - Thu, 5 Feb

11:25 - 15:00

CNS

LHR

37h 35m1 stop

17:50 - 09:55

LHR

CNS

30h 05m1 stop

£932Cathay Pacific

Thu, 29 Jan - Thu, 5 Feb

11:25 - 20:10

CNS

LHR

42h 45m1 stop

07:10 - 09:55

LHR

CNS

40h 45m2 stops

£941Cathay Pacific

Thu, 29 Jan - Thu, 5 Feb

18:35 - 19:10

CNS

LHR

34h 35m1 stop

20:35 - 17:20

LHR

CNS

34h 45m1 stop

£982Singapore Airlines

Wed, 14 Jan - Sat, 28 Feb

18:35 - 06:25

CNS

LGW

21h 50m1 stop

09:20 - 17:20

LGW

CNS

46h 00m1 stop

£982Singapore Airlines

Wed, 14 Jan - Sat, 28 Feb

11:35 - 12:05

CNS

STN

34h 30m2 stops

20:15 - 10:45

STN

CNS

28h 30m2 stops

£1,077Emirates

Thu, 29 Jan - Thu, 5 Feb

11:35 - 17:55

CNS

STN

40h 20m2 stops

20:15 - 10:45

STN

CNS

28h 30m2 stops

£1,078Emirates

Thu, 5 Mar - Sun, 8 Mar

11:25 - 08:45

CNS

LCY

31h 20m2 stops

17:40 - 09:55

LCY

CNS

30h 15m2 stops

£1,264SWISS

Thu, 29 Jan - Thu, 5 Feb

11:25 - 08:45

CNS

LCY

31h 20m2 stops

17:40 - 09:55

LCY

CNS

30h 15m2 stops

£1,407SWISS

Tue, 13 Jan - Sun, 18 Jan

Cathay Pacific flights from Cairns to London

Our best Cathay Pacific deals on Cairns to London flight tickets

Cathay Pacific

29 Jan

CNS11:25Cairns

37h 35m

1 stop

LHR15:00London Heathrow

5 Feb

LHR17:50London Heathrow

30h 05m

1 stop

CNS09:55Cairns

£932

Find similar

Cathay Pacific

29 Jan

CNS11:25Cairns

42h 45m

1 stop

LHR20:10London Heathrow

5 Feb

LHR07:10London Heathrow

40h 45m

2 stops

CNS09:55Cairns

£941

Find similar

Cathay Pacific

5 Feb

CNS11:25Cairns

39h 55m

1 stop

LHR17:20London Heathrow

9 Feb

LHR22:05London Heathrow

50h 40m

2 stops

CNS10:45Cairns

£1,049

Find similar

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets

Qantas Airways

5 Feb

CNS11:45Cairns

27h 20m

2 stops

LHR05:05London Heathrow

9 Feb

LHR20:10London Heathrow

34h 40m

2 stops

CNS16:50Cairns

£1,129

Find similar

Qantas Airways

5 Feb

CNS11:45Cairns

27h 20m

2 stops

LHR05:05London Heathrow

9 Feb

LHR20:10London Heathrow

31h 55m

2 stops

CNS14:05Cairns

£1,131

Find similar

Qantas Airways

14 Mar

CNS14:50Cairns

49h 25m

2 stops

LHR06:15London Heathrow

2 Apr

LHR20:50London Heathrow

39h 10m

2 stops

CNS21:00Cairns

£1,139

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Thu 29/1

06:00-14:00

2 stops42h 00m

London Gatwick

Thu 5/2

10:30-05:45

2 stops57h 15m

£796

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 29/1

09:45-09:55

3 stops34h 10m

London Heathrow

Thu 5/2

17:45-05:45

2 stops26h 00m

£924

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 29/1

11:25-15:00

1 stop37h 35m

London Heathrow

Thu 5/2

17:50-09:55

1 stop30h 05m

£932

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 29/1

11:25-20:10

1 stop42h 45m

London Heathrow

Thu 5/2

07:10-09:55

2 stops40h 45m

£941

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 14/1

18:35-19:10

1 stop34h 35m

London Heathrow

Sat 28/2

20:35-17:20

1 stop34h 45m

£982

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

18:35-06:25

1 stop21h 50m

London Gatwick

Sat 28/2

09:20-17:20

1 stop46h 00m

£982

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 29/1

11:35-12:05

2 stops34h 30m

London Stansted

Thu 5/2

20:15-10:45

2 stops28h 30m

£1,077

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 5/3

11:35-17:55

2 stops40h 20m

London Stansted

Sun 8/3

20:15-10:45

2 stops28h 30m

£1,078

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Thu 29/1

11:25-08:45

2 stops31h 20m

London City

Thu 5/2

17:40-09:55

2 stops30h 15m

£1,264

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Tue 13/1

11:25-08:45

2 stops31h 20m

London City

Sun 18/1

17:40-09:55

2 stops30h 15m

£1,407

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?

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 £810, 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 £882.

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 £553. 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 £894.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £805. Flights in the morning are often more expensive, with an average ticket price of £1,125.

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 December 2025, prices for Cairns to London flights are approximately 3% 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	21h 50m
Direct flights	None

The fastest flight from Cairns to London takes 21h 50m

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 9399.3 mi away from Cairns. Typically, this will take 21h 50m 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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Slough

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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.