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Cheap flights from Cairns to London from $720

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 21/10. 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.
Multiple Airlines Logo
06:00 - 15:00
CNS
-
LGW
42h 00m
2 stops
Multiple Airlines Logo
11:35 - 22:25
LGW
-
CNS
49h 50m
2 stops
$2,043Multiple Airlines
Mon, 20 Jul - Thu, 20 Aug
Emirates Logo
18:20 - 07:20
CNS
-
LGW
46h 00m
2 stops
Emirates Logo
14:35 - 11:50
LGW
-
CNS
36h 15m
2 stops
$2,103Emirates
Mon, 6 Jul - Sun, 26 Jul
Multiple Airlines Logo
06:45 - 20:25
CNS
-
LHR
46h 40m
2 stops
Multiple Airlines Logo
22:40 - 22:25
LHR
-
CNS
38h 45m
2 stops
$2,103Multiple Airlines
Sun, 2 Aug - Sun, 9 Aug
Emirates Logo
15:45 - 12:55
CNS
-
STN
30h 10m
2 stops
Emirates Logo
21:05 - 11:50
STN
-
CNS
29h 45m
2 stops
$2,106Emirates
Wed, 22 Jul - Sun, 26 Jul
Emirates Logo
15:45 - 19:45
CNS
-
LGW
37h 00m
2 stops
Emirates Logo
14:35 - 11:50
LGW
-
CNS
36h 15m
2 stops
$2,122Emirates
Wed, 22 Jul - Sun, 26 Jul
Emirates Logo
18:20 - 19:00
CNS
-
STN
57h 40m
2 stops
Emirates Logo
21:05 - 11:50
STN
-
CNS
29h 45m
2 stops
$2,130Emirates
Mon, 6 Jul - Sun, 26 Jul
Emirates Logo
15:45 - 12:35
CNS
-
LGW
29h 50m
2 stops
Emirates Logo
14:35 - 11:50
LGW
-
CNS
36h 15m
2 stops
$2,140Emirates
Wed, 22 Jul - Sun, 26 Jul
Singapore Airlines Logo
18:15 - 06:55
CNS
-
LGW
21h 40m
1 stop
Singapore Airlines Logo
12:20 - 17:00
LGW
-
CNS
67h 40m
1 stop
$2,208Singapore Airlines
Mon, 20 Jul - Thu, 20 Aug
KLM Logo
19:00 - 18:30
CNS
-
LCY
56h 30m
3 stops
KLM Logo
10:00 - 05:30
LCY
-
CNS
34h 30m
3 stops
$3,524KLM
Mon, 20 Jul - Thu, 20 Aug
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
17:50 - 05:30
LCY
-
CNS
26h 40m
3 stops
$5,337KLM
Mon, 6 Jul - Sun, 26 Jul

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
21 Nov
CNS09:25Cairns
30h 50m
2 stops
LHR06:15London Heathrow
25 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
$2,288
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
$2,298
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
$2,301

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
16 Nov
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
17 Nov
LHR21:45London Heathrow
57h 35m
1 stop
CNS17:20Cairns
$1,744
Singapore Airlines
20 July
CNS18:15Cairns
21h 40m
1 stop
LGW06:55London Gatwick
20 Aug
LGW12:20London Gatwick
67h 40m
1 stop
CNS17:00Cairns
$2,208
Singapore Airlines
19 Aug
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
16 Sept
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
$2,423

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 19 June 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 - LGW

CNSLGW

Cairns

Mon 20/7

06:00-15:00

2 stops42h 00m

London Gatwick

Thu 20/8

11:35-22:25

2 stops49h 50m

$2,043

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 6/7

18:20-07:20

2 stops46h 00m

London Gatwick

Sun 26/7

14:35-11:50

2 stops36h 15m

$2,103

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 2/8

06:45-20:25

2 stops46h 40m

London Heathrow

Sun 9/8

22:40-22:25

2 stops38h 45m

$2,103
Fastest return journey

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 22/7

15:45-12:55

2 stops30h 10m

London Stansted

Sun 26/7

21:05-11:50

2 stops29h 45m

$2,106

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 22/7

15:45-19:45

2 stops37h 00m

London Gatwick

Sun 26/7

14:35-11:50

2 stops36h 15m

$2,122

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 6/7

18:20-19:00

2 stops57h 40m

London Stansted

Sun 26/7

21:05-11:50

2 stops29h 45m

$2,130

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 22/7

15:45-12:35

2 stops29h 50m

London Gatwick

Sun 26/7

14:35-11:50

2 stops36h 15m

$2,140

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 20/7

18:15-06:55

1 stop21h 40m

London Gatwick

Thu 20/8

12:20-17:00

1 stop67h 40m

$2,208

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 20/7

19:00-18:30

3 stops56h 30m

London City

Thu 20/8

10:00-05:30

3 stops34h 30m

$3,524

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 6/7

19:00-19:45

3 stops57h 45m

London City

Sun 26/7

17:50-05:30

3 stops26h 40m

$5,337

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 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 $1,363.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 20% 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 June 2026, prices for Cairns to London flights are approximately 32% 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

29h 40m

Direct flights

None
The fastest flight from Cairns to London takes 29h 40m
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. 29h 40m 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 $1,468Free cancellationRating
8.2
1,545 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,121Free cancellationRating
7.5
1,047 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
Deal
Wembley
Hounslow
Milton Keynes
Brentford
Abingdon
Ipswich
Marlow
Eastbourne
Chichester
Brentwood
Maidstone
Dover
Slough
Ascot
Stansted
Ashford
Watford
Lewes

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