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Cheap flights from Cairns to London from £269

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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0 bags
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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
£746Singapore 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
£767Singapore 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
£782Singapore 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
£790Multiple 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
£827Multiple 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
£904Multiple 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
£918Multiple 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
£921Multiple 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
£941Multiple 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
£952Multiple 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
£976
Emirates
14 Mar
CNS17:00Cairns
37h 00m
2 stops
LHR20:00London Heathrow
2 Apr
LHR16:50London Heathrow
36h 20m
2 stops
CNS14:10Cairns
£976
Emirates
14 Mar
CNS17:00Cairns
35h 20m
2 stops
LHR18:20London Heathrow
2 Apr
LHR16:50London Heathrow
36h 20m
2 stops
CNS14:10Cairns
£977

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
£1,325
Qatar Airways
14 Mar
CNS11:40Cairns
34h 30m
2 stops
LHR12:10London Heathrow
28 Mar
LHR14:15London Heathrow
32h 25m
2 stops
CNS08:40Cairns
£1,327

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 279,928 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

£746

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

£767

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

£782

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

£790

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

£827

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

£904

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

£918

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

£921

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

£941

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

£952

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 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?

In general, February is the cheapest month to fly from Cairns to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £750. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Cairns averaging around £823.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Cairns is on a Monday. momondo users have found tickets for Monday departures for as low as £552. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £893.

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

You could potentially save up to 18% 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?

    London Heathrow is 9411.6 mi away from Cairns. In terms of flight time, this usually takes a little over 29h 25m.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 license 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Gatwick
Maidstone
Slough
Northampton
Stratford-upon-Avon
Swindon
Southend-on-Sea
Canterbury
Ipswich
Ilford
Poole
Guildford
Chelmsford
Hayes
Swanage
Dover
Worthing

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cairns to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to London from Cairns with this policy.

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?

Of course. momondo tracks the price of Cairns to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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