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Cheap flights from Cairns to London from $538

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 16/2. 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.
Singapore Airlines Logo
18:35 - 19:10
CNS
-
LHR
34h 35m
1 stop
Singapore Airlines Logo
20:35 - 17:20
LHR
-
CNS
58h 45m
1 stop
$1,492Singapore Airlines
Wed, 4 Mar - Tue, 17 Mar
Singapore Airlines Logo
18:35 - 19:10
CNS
-
LHR
34h 35m
1 stop
Singapore Airlines Logo
21:45 - 17:20
LHR
-
CNS
33h 35m
1 stop
$1,536Singapore Airlines
Mon, 2 Mar - Mon, 9 Mar
Singapore Airlines Logo
18:35 - 19:10
CNS
-
LHR
34h 35m
1 stop
Singapore Airlines Logo
09:10 - 17:20
LHR
-
CNS
22h 10m
1 stop
$1,565Singapore Airlines
Sun, 1 Mar - Sun, 8 Mar
Multiple Airlines Logo
06:00 - 17:30
CNS
-
LHR
45h 30m
2 stops
Multiple Airlines Logo
21:00 - 22:05
LHR
-
CNS
39h 05m
2 stops
$1,580Multiple Airlines
Wed, 4 Mar - Tue, 17 Mar
Multiple Airlines Logo
14:35 - 17:30
CNS
-
LHR
36h 55m
2 stops
Multiple Airlines Logo
21:00 - 17:15
LHR
-
CNS
34h 15m
2 stops
$1,655Multiple Airlines
Tue, 3 Mar - Tue, 10 Mar
Multiple Airlines Logo
06:40 - 06:15
CNS
-
LHR
33h 35m
2 stops
Multiple Airlines Logo
20:10 - 10:45
LHR
-
CNS
28h 35m
2 stops
$1,809Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
18:05 - 16:10
CNS
-
LHR
56h 05m
3 stops
Multiple Airlines Logo
21:00 - 08:20
LHR
-
CNS
49h 20m
2 stops
$1,838Multiple Airlines
Tue, 3 Mar - Tue, 10 Mar
Multiple Airlines Logo
06:40 - 17:30
CNS
-
LHR
44h 50m
2 stops
Multiple Airlines Logo
21:00 - 17:15
LHR
-
CNS
34h 15m
2 stops
$1,844Multiple Airlines
Sun, 1 Mar - Sun, 8 Mar
Multiple Airlines Logo
09:45 - 06:15
CNS
-
LHR
30h 30m
2 stops
Multiple Airlines Logo
20:10 - 14:05
LHR
-
CNS
31h 55m
3 stops
$1,884Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
09:05 - 13:30
CNS
-
LHR
38h 25m
3 stops
Multiple Airlines Logo
21:00 - 08:20
LHR
-
CNS
49h 20m
2 stops
$1,905Multiple Airlines
Sun, 1 Mar - Sun, 8 Mar

Emirates flights from Cairns to London Heathrow Airport

Our best Emirates deals on Cairns to London Heathrow Airport flight tickets
Emirates
14 Mar
CNS17:00Cairns
37h 00m
2 stops
LHR20:00London Heathrow
2 Apr
LHR22:15London Heathrow
27h 50m
2 stops
CNS11:05Cairns
$1,953
Emirates
14 Mar
CNS17:00Cairns
37h 00m
2 stops
LHR20:00London Heathrow
2 Apr
LHR16:50London Heathrow
36h 20m
2 stops
CNS14:10Cairns
$1,954
Emirates
14 Mar
CNS17:00Cairns
35h 20m
2 stops
LHR18:20London Heathrow
2 Apr
LHR16:50London Heathrow
36h 20m
2 stops
CNS14:10Cairns
$1,956

Qatar Airways flights from Cairns to London Heathrow Airport

Our best Qatar Airways deals on Cairns to London Heathrow Airport flight tickets
Qatar Airways
14 Mar
CNS11:40Cairns
34h 30m
2 stops
LHR12:10London Heathrow
28 Mar
LHR14:15London Heathrow
32h 25m
2 stops
CNS08:40Cairns
$2,652
Qatar Airways
14 Mar
CNS11:40Cairns
34h 30m
2 stops
LHR12:10London Heathrow
28 Mar
LHR14:15London Heathrow
32h 25m
2 stops
CNS08:40Cairns
$2,655

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to London Heathrow Airport 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 18 January 2026.
Use the filters below to find and compare flights from Cairns to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 4/3

18:35-19:10

1 stop34h 35m

London Heathrow

Tue 17/3

20:35-17:20

1 stop58h 45m

$1,492

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 2/3

18:35-19:10

1 stop34h 35m

London Heathrow

Mon 9/3

21:45-17:20

1 stop33h 35m

$1,536

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 1/3

18:35-19:10

1 stop34h 35m

London Heathrow

Sun 8/3

09:10-17:20

1 stop22h 10m

$1,565

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 4/3

06:00-17:30

2 stops45h 30m

London Heathrow

Tue 17/3

21:00-22:05

2 stops39h 05m

$1,580

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 3/3

14:35-17:30

2 stops36h 55m

London Heathrow

Tue 10/3

21:00-17:15

2 stops34h 15m

$1,655

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 2/3

06:40-06:15

2 stops33h 35m

London Heathrow

Mon 9/3

20:10-10:45

2 stops28h 35m

$1,809

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 3/3

18:05-16:10

3 stops56h 05m

London Heathrow

Tue 10/3

21:00-08:20

2 stops49h 20m

$1,838

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 1/3

06:40-17:30

2 stops44h 50m

London Heathrow

Sun 8/3

21:00-17:15

2 stops34h 15m

$1,844

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 2/3

09:45-06:15

2 stops30h 30m

London Heathrow

Mon 9/3

20:10-14:05

3 stops31h 55m

$1,884

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 1/3

09:05-13:30

3 stops38h 25m

London Heathrow

Sun 8/3

21:00-08:20

2 stops49h 20m

$1,905

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from Cairns to London Heathrow Airport

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 Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Cairns, with most prices found around $1,501. If you aren’t able to travel during the month of February, then book flights to London Heathrow Airport from Cairns during October instead. Flights to London Heathrow Airport in October, while not as cheap as those in February, still average around $1,648.

Can stopping save me money on Cairns to London Heathrow Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Cairns to London Heathrow Airport flight.

How have Cairns to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Cairns to London Heathrow Airport flights are approximately 33% cheaper when compared to flights at the same time last year.

When to book flights from Cairns to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cairns to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cairns to London Heathrow Airport (CNS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to London Heathrow Airport

Fastest flight time

29h 25m

Direct flights

None
The fastest flight from Cairns to London Heathrow Airport takes 29h 25m
There are no direct flights from Cairns to London Heathrow Airport. There are no popular flight routes from Cairns to London Heathrow Airport.
Search flight deals

  • How far is Cairns to London Heathrow by plane?

    Cairns and London Heathrow are 15146.4 km apart from one another. 29h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Cairns Airport to London Heathrow Airport?

    Prices for flights from Cairns Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Cairns Airport to London Heathrow Airport?

  • How old do you have to be to fly from Cairns Airport to London Heathrow Airport?

    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 Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport 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 Heathrow Airport. 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 Heathrow Airport?

Best airlines flying from Cairns to London Heathrow Airport

Compare and see reviews for airlines that fly from Cairns to London Heathrow Airport with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,422Free cancellationRating
8.1
1,431 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $2,012Free cancellationRating
7.5
972 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
Abingdon
Deal
Ipswich
Dover
Eastbourne
Slough
Chichester
Canterbury
Kingston upon Thames
Brentwood
Guildford
Sutton
Maidstone
Salisbury
Watford

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Cairns.

Can I find flights from Cairns to London with flexible booking policies on momondo?

Yes. All flights to London from Cairns on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Cairns to London?

Once all potential Cairns to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cairns to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cairns to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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