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Cheap flights from Cairns to London from $903

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 20/5. 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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 - 19:30
CNS
-
LHR
41h 30m
3 stops
Multiple Airlines Logo
22:00 - 20:50
LHR
-
CNS
37h 50m
3 stops
$1,774Multiple Airlines
Sun, 7 Jun - Fri, 12 Jun
Multiple Airlines Logo
11:00 - 18:45
CNS
-
LHR
40h 45m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
$1,787Multiple Airlines
Wed, 17 Jun - Mon, 24 Aug
Multiple Airlines Logo
12:35 - 07:00
CNS
-
LHR
27h 25m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
$1,805Multiple Airlines
Wed, 13 May - Sun, 24 May
Multiple Airlines Logo
06:45 - 12:45
CNS
-
LHR
39h 00m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
$1,809Multiple Airlines
Tue, 2 Jun - Tue, 9 Jun
Multiple Airlines Logo
21:40 - 07:00
CNS
-
LHR
42h 20m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
$1,953Multiple Airlines
Sun, 31 May - Sun, 7 Jun
Emirates Logo
12:35 - 18:45
CNS
-
STN
39h 10m
2 stops
Emirates Logo
14:55 - 11:50
STN
-
CNS
35h 55m
2 stops
$2,016Emirates
Sun, 17 May - Sun, 24 May
Emirates Logo
12:35 - 12:35
CNS
-
LGW
33h 00m
2 stops
Emirates Logo
21:45 - 11:50
LGW
-
CNS
29h 05m
2 stops
$2,033Emirates
Sun, 17 May - Sun, 24 May
SWISS Logo
18:15 - 12:35
CNS
-
LCY
27h 20m
2 stops
SWISS Logo
08:10 - 17:00
LCY
-
CNS
23h 50m
2 stops
$3,458SWISS
Mon, 15 Jun - Mon, 24 Aug
KLM Logo
19:00 - 16:40
CNS
-
LCY
54h 40m
3 stops
KLM Logo
09:20 - 05:30
LCY
-
CNS
35h 10m
3 stops
$5,912KLM
Wed, 10 Jun - Sat, 18 Jul
KLM Logo
19:00 - 17:20
CNS
-
LCY
55h 20m
3 stops
KLM Logo
09:20 - 05:30
LCY
-
CNS
35h 10m
3 stops
$5,951KLM
Wed, 10 Jun - Sat, 18 Jul

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets
Qatar Airways
17 May
CNS10:30Cairns
36h 35m
2 stops
LHR14:05London Heathrow
5 July
LHR15:05London Heathrow
33h 45m
2 stops
CNS09:50Cairns
$2,496
Qatar Airways
15 May
CNS13:40Cairns
33h 30m
2 stops
LHR14:10London Heathrow
5 July
LHR09:30London Heathrow
39h 20m
2 stops
CNS09:50Cairns
$2,539
Qatar Airways
19 May
CNS10:30Cairns
36h 40m
2 stops
LHR14:10London Heathrow
5 July
LHR15:05London Heathrow
33h 45m
2 stops
CNS09:50Cairns
$2,567

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
14 May
CNS06:00Cairns
41h 25m
2 stops
LHR14:25London Heathrow
5 July
LHR16:50London Heathrow
41h 40m
2 stops
CNS19:30Cairns
$2,601
Qantas Airways
13 May
CNS15:45Cairns
29h 40m
2 stops
LHR12:25London Heathrow
24 May
LHR20:50London Heathrow
33h 10m
3 stops
CNS15:00Cairns
$2,774

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 21 April 2026.
Use the filters below to find and compare flights from Cairns to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 7/6

11:00-19:30

3 stops41h 30m

London Heathrow

Fri 12/6

22:00-20:50

3 stops37h 50m

$1,774

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 17/6

11:00-18:45

2 stops40h 45m

London Heathrow

Mon 24/8

09:30-22:40

2 stops28h 10m

$1,787

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 13/5

12:35-07:00

2 stops27h 25m

London Heathrow

Sun 24/5

09:30-22:40

2 stops28h 10m

$1,805

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 2/6

06:45-12:45

2 stops39h 00m

London Heathrow

Tue 9/6

09:30-22:40

2 stops28h 10m

$1,809

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 31/5

21:40-07:00

2 stops42h 20m

London Heathrow

Sun 7/6

09:30-22:40

2 stops28h 10m

$1,953

CairnsLondon

CNS - STN

CNSSTN

Cairns

Sun 17/5

12:35-18:45

2 stops39h 10m

London Stansted

Sun 24/5

14:55-11:50

2 stops35h 55m

$2,016

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 17/5

12:35-12:35

2 stops33h 00m

London Gatwick

Sun 24/5

21:45-11:50

2 stops29h 05m

$2,033
Fastest return journey

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 15/6

18:15-12:35

2 stops27h 20m

London City

Mon 24/8

08:10-17:00

2 stops23h 50m

$3,458

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 10/6

19:00-16:40

3 stops54h 40m

London City

Sat 18/7

09:20-05:30

3 stops35h 10m

$5,912

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 10/6

19:00-17:20

3 stops55h 20m

London City

Sat 18/7

09:20-05:30

3 stops35h 10m

$5,951

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?

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 $1,625.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 12% 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 April 2026, prices for Cairns to London flights are approximately 6% 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

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. 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?

  • 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 $1,328Free cancellationRating
8.2
1,499 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,080Free cancellationRating
7.5
1,023 reviews
Search Qantas Airways flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Wembley
Milton Keynes
Deal
Brentford
Abingdon
Ipswich
Marlow
Eastbourne
Chichester
Brentwood
Maidstone
Dover
Slough
Ascot
Ashford
Watford
Lewes
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.

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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
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Stansted Airport