Cheap flights from Cairns to London from $839

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 22/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
18:35 - 06:25CNS-LGW
45h 50m1 stop
Singapore Airlines Logo
09:20 - 17:20LGW-CNS
22h 00m1 stop
$1,628Singapore Airlines
Find Deal
Wed, 14 Jan - Sat, 28 Feb
Singapore Airlines Logo
18:35 - 19:10CNS-LHR
34h 35m1 stop
Singapore Airlines Logo
21:45 - 17:20LHR-CNS
33h 35m1 stop
$1,628Singapore Airlines
Find Deal
Wed, 14 Jan - Sat, 28 Feb
Multiple Airlines Logo
06:00 - 14:00CNS-LGW
42h 00m2 stops
Multiple Airlines Logo
10:30 - 19:50LGW-CNS
47h 20m2 stops
$1,674Multiple Airlines
Find Deal
Wed, 14 Jan - Sat, 28 Feb
Multiple Airlines Logo
06:00 - 14:00CNS-LGW
42h 00m2 stops
Multiple Airlines Logo
17:00 - 08:20LGW-CNS
53h 20m2 stops
$1,682Multiple Airlines
Find Deal
Wed, 14 Jan - Sat, 28 Feb
Emirates Logo
11:35 - 17:55CNS-STN
40h 20m2 stops
Emirates Logo
14:05 - 10:45STN-CNS
34h 40m2 stops
$2,207Emirates
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Tue, 10 Mar - Sat, 14 Mar
Qantas Airways Logo
06:00 - 06:15CNS-LHR
34h 15m2 stops
Qantas Airways Logo
20:10 - 11:50LHR-CNS
29h 40m1 stop
$2,229Qantas Airways
Find Deal
Fri, 14 Nov - Mon, 17 Nov
Emirates Logo
11:35 - 12:05CNS-STN
34h 30m2 stops
Emirates Logo
20:15 - 10:45STN-CNS
28h 30m2 stops
$2,285Emirates
Find Deal
Wed, 14 Jan - Sat, 28 Feb
Qantas Airways Logo
11:35 - 06:15CNS-LHR
52h 40m2 stops
Qantas Airways Logo
20:10 - 10:45LHR-CNS
28h 35m2 stops
$2,299Qantas Airways
Find Deal
Tue, 10 Mar - Sat, 14 Mar
Cathay Pacific Logo
11:35 - 15:00CNS-LHR
37h 25m2 stops
Cathay Pacific Logo
16:50 - 09:55LHR-CNS
31h 05m1 stop
$3,379Cathay Pacific
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Thu, 27 Nov - Thu, 11 Dec
Cathay Pacific Logo
11:35 - 15:00CNS-LHR
37h 25m2 stops
Cathay Pacific Logo
11:00 - 09:55LHR-CNS
36h 55m1 stop
$3,380Cathay Pacific
Find Deal
Thu, 27 Nov - Thu, 11 Dec

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
14 Nov
CNS06:00Cairns
34h 15m
2 stops
LHR06:15London Heathrow
17 Nov
LHR20:10London Heathrow
29h 40m
1 stop
CNS11:50Cairns
Qantas Airways
10 Mar
CNS11:35Cairns
52h 40m
2 stops
LHR06:15London Heathrow
14 Mar
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
Qantas Airways
14 Mar
CNS14:50Cairns
49h 25m
2 stops
LHR06:15London Heathrow
28 Mar
LHR20:10London Heathrow
33h 05m
2 stops
CNS15:15Cairns

Air Canada flights from Cairns to London

Our best Air Canada deals on Cairns to London flight tickets
Air Canada
14 Jan
CNS17:35Cairns
51h 45m
3 stops
LHR11:20London Heathrow
28 Feb
LHR11:10London Heathrow
41h 45m
3 stops
CNS14:55Cairns
Air Canada
14 Jan
CNS17:35Cairns
46h 55m
3 stops
LHR06:30London Heathrow
28 Feb
LHR11:10London Heathrow
41h 45m
3 stops
CNS14:55Cairns

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 3 November 2025.
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

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

18:35-06:25

1 stop45h 50m

London Gatwick

Sat 28/2

09:20-17:20

1 stop22h 00m

$1,628

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 14/1

18:35-19:10

1 stop34h 35m

London Heathrow

Sat 28/2

21:45-17:20

1 stop33h 35m

$1,628

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

06:00-14:00

2 stops42h 00m

London Gatwick

Sat 28/2

10:30-19:50

2 stops47h 20m

$1,674

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

06:00-14:00

2 stops42h 00m

London Gatwick

Sat 28/2

17:00-08:20

2 stops53h 20m

$1,682

CairnsLondon

CNS - STN

CNSSTN

Cairns

Tue 10/3

11:35-17:55

2 stops40h 20m

London Stansted

Sat 14/3

14:05-10:45

2 stops34h 40m

$2,207

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Fri 14/11

06:00-06:15

2 stops34h 15m

London Heathrow

Mon 17/11

20:10-11:50

1 stop29h 40m

$2,229

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 14/1

11:35-12:05

2 stops34h 30m

London Stansted

Sat 28/2

20:15-10:45

2 stops28h 30m

$2,285

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 10/3

11:35-06:15

2 stops52h 40m

London Heathrow

Sat 14/3

20:10-10:45

2 stops28h 35m

$2,299

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 27/11

11:35-15:00

2 stops37h 25m

London Heathrow

Thu 11/12

16:50-09:55

1 stop31h 05m

$3,379

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 27/11

11:35-15:00

2 stops37h 25m

London Heathrow

Thu 11/12

11:00-09:55

1 stop36h 55m

$3,380

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 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 $1,758.

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 $1,833. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Cairns to London for around $2,937.

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 $1,916. In contrast, the most expensive time of day to depart to London is in the evening when prices are around $2,928.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 14% 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 November 2025, 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

Direct flights

None
There are no direct flights from Cairns to London. There are no popular flight routes from Cairns to London.
  • How far is Cairns to London by plane?

    London is 15126.7 km away from Cairns. 21h 50m 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
8.1
1,391 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,056Free cancellationRating
7.5
926 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
Brentford
Dover
Ipswich
Abingdon
Eastbourne
Slough
Chichester
Canterbury
Deal
Kingston upon Thames
Brentwood
Guildford
Sutton
Maidstone
Watford
Ashford

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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1 adult
Wed 3/12
Wed 10/12

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