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Cheap flights from Cairns to London from $743

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 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cairns to London

Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
18:20 - 19:10
CNS
-
LHR
34h 50m
1 stop
Singapore Airlines Logo
21:45 - 17:20
LHR
-
CNS
33h 35m
1 stop
$1,688Singapore Airlines
Mon, 26 Oct - Mon, 9 Nov
Multiple Airlines Logo
06:45 - 19:00
CNS
-
LGW
45h 15m
2 stops
Multiple Airlines Logo
20:25 - 22:25
LGW
-
CNS
41h 00m
2 stops
$1,694Multiple Airlines
Thu, 6 Aug - Wed, 19 Aug
Multiple Airlines Logo
18:20 - 15:20
CNS
-
LHR
31h 00m
1 stop
Multiple Airlines Logo
21:00 - 22:10
LHR
-
CNS
39h 10m
2 stops
$1,718Multiple Airlines
Mon, 26 Oct - Mon, 9 Nov
Multiple Airlines Logo
06:00 - 15:00
CNS
-
LGW
42h 00m
2 stops
Multiple Airlines Logo
21:55 - 21:00
LGW
-
CNS
38h 05m
2 stops
$1,720Multiple Airlines
Mon, 10 Aug - Thu, 27 Aug
Emirates Logo
11:35 - 17:55
CNS
-
STN
40h 20m
2 stops
Emirates Logo
20:15 - 10:45
STN
-
CNS
28h 30m
2 stops
$2,177Emirates
Thu, 12 Nov - Mon, 16 Nov
Emirates Logo
13:55 - 17:55
CNS
-
STN
38h 00m
2 stops
Emirates Logo
14:05 - 10:45
STN
-
CNS
34h 40m
2 stops
$2,185Emirates
Wed, 4 Nov - Sun, 8 Nov
SWISS Logo
18:20 - 12:50
CNS
-
LCY
28h 30m
2 stops
SWISS Logo
19:05 - 17:20
LCY
-
CNS
36h 15m
2 stops
$3,225SWISS
Tue, 8 Dec - Mon, 18 Jan
SWISS Logo
18:20 - 08:40
CNS
-
LCY
24h 20m
2 stops
SWISS Logo
19:05 - 17:20
LCY
-
CNS
36h 15m
2 stops
$3,291SWISS
Wed, 28 Oct - Wed, 18 Nov
KLM Logo
19:00 - 09:30
CNS
-
LCY
47h 30m
3 stops
KLM Logo
09:20 - 05:30
LCY
-
CNS
35h 10m
3 stops
$4,559KLM
Mon, 10 Aug - Thu, 27 Aug
KLM Logo
19:00 - 07:15
CNS
-
LCY
69h 15m
3 stops
KLM Logo
09:20 - 05:30
LCY
-
CNS
35h 10m
3 stops
$5,299KLM
Mon, 10 Aug - Thu, 27 Aug

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Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
26 Oct
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
9 Nov
LHR21:45London Heathrow
33h 35m
1 stop
CNS17:20Cairns
$1,688
Singapore Airlines
28 Oct
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
18 Nov
LHR09:10London Heathrow
46h 10m
1 stop
CNS17:20Cairns
$1,837
Singapore Airlines
7 Sept
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
20 Sept
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
$1,955

Emirates flights from Cairns to London

Our best Emirates deals on Cairns to London flight tickets
Emirates
7 Sept
CNS17:25Cairns
34h 15m
2 stops
LHR18:40London Heathrow
20 Sept
LHR22:15London Heathrow
36h 15m
2 stops
CNS19:30Cairns
$2,164
Emirates
12 Nov
CNS11:35Cairns
40h 20m
2 stops
STN17:55London Stansted
16 Nov
STN20:15London Stansted
28h 30m
2 stops
CNS10:45Cairns
$2,177
Emirates
4 Nov
CNS13:55Cairns
38h 00m
2 stops
STN17:55London Stansted
8 Nov
STN14:05London Stansted
34h 40m
2 stops
CNS10:45Cairns
$2,185

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 12 July 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

Mon 26/10

18:20-19:10

1 stop34h 50m

London Heathrow

Mon 9/11

21:45-17:20

1 stop33h 35m

$1,688

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Thu 6/8

06:45-19:00

2 stops45h 15m

London Gatwick

Wed 19/8

20:25-22:25

2 stops41h 00m

$1,694

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 26/10

18:20-15:20

1 stop31h 00m

London Heathrow

Mon 9/11

21:00-22:10

2 stops39h 10m

$1,718

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 10/8

06:00-15:00

2 stops42h 00m

London Gatwick

Thu 27/8

21:55-21:00

2 stops38h 05m

$1,720

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 12/11

11:35-17:55

2 stops40h 20m

London Stansted

Mon 16/11

20:15-10:45

2 stops28h 30m

$2,177

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 4/11

13:55-17:55

2 stops38h 00m

London Stansted

Sun 8/11

14:05-10:45

2 stops34h 40m

$2,185

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Tue 8/12

18:20-12:50

2 stops28h 30m

London City

Mon 18/1

19:05-17:20

2 stops36h 15m

$3,225
Fastest return journey

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 28/10

18:20-08:40

2 stops24h 20m

London City

Wed 18/11

19:05-17:20

2 stops36h 15m

$3,291

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 10/8

19:00-09:30

3 stops47h 30m

London City

Thu 27/8

09:20-05:30

3 stops35h 10m

$4,559

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 10/8

19:00-07:15

3 stops69h 15m

London City

Thu 27/8

09:20-05:30

3 stops35h 10m

$5,299

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 October, then book flights to London from Cairns during March instead. Flights to London in March, while not as cheap as those in October, still average around $1,376.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 1% 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 July 2026, prices for Cairns to London flights are approximately 19% 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

24h 20m

Direct flights

None
The fastest flight from Cairns to London takes 24h 20m
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. 24h 20m 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 $1,482Free cancellationRating
8.2
1,572 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,142Free cancellationRating
7.5
1,061 reviews
Search Qantas Airways flights

Travelling to a place near London?

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

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