Cheap flights from London to Cairns from $818

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:30 - 17:15LHR  London Heathrow-CNS Cairns
42h 45m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
$1,676Multiple Airlines
Thu, 26 Nov - Sun, 6 Dec
Multiple Airlines Logo
21:00 - 22:10LHR  London Heathrow-CNS Cairns
39h 10m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
14:40 - 17:30CNS  Cairns-LHR London Heathrow
36h 50m2 stops Melbourne Shanghai Pu Dong
$1,682Multiple Airlines
Fri, 5 Mar - Fri, 19 Mar
Multiple Airlines Logo
10:30 - 08:30LGW  London Gatwick-CNS Cairns
36h 00m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
09:45 - 14:00CNS  Cairns-LGW London Gatwick
38h 15m2 stops Melbourne Shanghai Pu Dong
$1,684Multiple Airlines
Thu, 18 Feb - Thu, 11 Mar
Multiple Airlines Logo
10:30 - 08:30LGW  London Gatwick-CNS Cairns
36h 00m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
12:05 - 06:30CNS  Cairns-LGW London Gatwick
52h 25m2 stops Brisbane Shanghai Pu Dong
$1,686Multiple Airlines
Thu, 18 Feb - Thu, 11 Mar
Multiple Airlines Logo
17:00 - 22:10LGW  London Gatwick-CNS Cairns
43h 10m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
14:40 - 14:00CNS  Cairns-LGW London Gatwick
33h 20m2 stops Melbourne Shanghai Pu Dong
$1,736Multiple Airlines
Wed, 3 Mar - Fri, 19 Mar
Multiple Airlines Logo
12:30 - 08:30LHR  London Heathrow-CNS Cairns
34h 00m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
09:45 - 06:25CNS  Cairns-LHR London Heathrow
54h 40m2 stops Melbourne Shanghai Pu Dong
$1,743Multiple Airlines
Thu, 18 Feb - Thu, 11 Mar
Multiple Airlines Logo
12:30 - 08:30LHR  London Heathrow-CNS Cairns
34h 00m2 stops Shanghai Pu Dong Melbourne
Multiple Airlines Logo
12:05 - 17:30CNS  Cairns-LHR London Heathrow
63h 25m2 stops Brisbane Shanghai Pu Dong
$1,748Multiple Airlines
Thu, 18 Feb - Thu, 11 Mar
Multiple Airlines Logo
21:00 - 17:15LHR  London Heathrow-CNS Cairns
34h 15m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 06:25CNS  Cairns-LHR London Heathrow
34h 25m2 stops Brisbane Shanghai Pu Dong
$1,759Multiple Airlines
Mon, 30 Nov - Mon, 7 Dec
Multiple Airlines Logo
21:00 - 11:20LHR  London Heathrow-CNS Cairns
52h 20m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 17:30CNS  Cairns-LHR London Heathrow
45h 30m2 stops Brisbane Shanghai Pu Dong
$1,765Multiple Airlines
Sun, 22 Nov - Sun, 6 Dec
Multiple Airlines Logo
18:00 - 18:25LGW  London Gatwick-CNS Cairns
39h 25m2 stops Shanghai Pu Dong Sydney Kingsford Smith
Multiple Airlines Logo
19:05 - 15:00CNS  Cairns-LGW London Gatwick
52h 55m2 stops Sydney Kingsford Smith Shanghai Pu Dong
$1,782Multiple Airlines
Sat, 1 May - Tue, 25 May

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Singapore Airlines flights from London to Cairns

Our best Singapore Airlines deals on London to Cairns flight tickets
Singapore Airlines
18 Feb
LHR21:45London Heathrow
33h 30m
1 stop
CNS17:15Cairns
11 Mar
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
$2,013
Singapore Airlines
1 May
LGW10:10London Gatwick
21h 55m
1 stop
CNS17:05Cairns
25 May
CNS18:00Cairns
24h 00m
1 stop
LGW09:00London Gatwick
$2,016
Singapore Airlines
18 Feb
LHR21:45London Heathrow
33h 30m
1 stop
CNS17:15Cairns
11 Mar
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
$2,020

Qatar Airways flights from London to Cairns

Our best Qatar Airways deals on London to Cairns flight tickets
Qatar Airways
28 Jan
LHR08:05London Heathrow
40h 10m
2 stops
CNS10:15Cairns
16 Feb
CNS11:45Cairns
44h 10m
2 stops
LHR21:55London Heathrow
$2,059
Qatar Airways
8 Dec
LHR14:55London Heathrow
57h 20m
2 stops
CNS10:15Cairns
29 Dec
CNS19:50Cairns
45h 30m
2 stops
LHR07:20London Heathrow
$2,178
Qatar Airways
1 May
LGW09:00London Gatwick
39h 50m
2 stops
CNS09:50Cairns
7 June
CNS10:30Cairns
29h 10m
2 stops
LGW06:40London Gatwick
$2,180

momondo Fare Finder

 
Use the filters below to find and compare flights from London to Cairns that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Thu 26/11

12:30-17:15

2 stops42h 45m

Cairns

Sun 6/12

06:00-17:30

2 stops45h 30m

$1,676

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Fri 5/3

21:00-22:10

2 stops39h 10m

Cairns

Fri 19/3

14:40-17:30

2 stops36h 50m

$1,682

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Thu 18/2

10:30-08:30

2 stops36h 00m

Cairns

Thu 11/3

09:45-14:00

2 stops38h 15m

$1,684

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Thu 18/2

10:30-08:30

2 stops36h 00m

Cairns

Thu 11/3

12:05-06:30

2 stops52h 25m

$1,686

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Wed 3/3

17:00-22:10

2 stops43h 10m

Cairns

Fri 19/3

14:40-14:00

2 stops33h 20m

$1,736

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Thu 18/2

12:30-08:30

2 stops34h 00m

Cairns

Thu 11/3

09:45-06:25

2 stops54h 40m

$1,743

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Thu 18/2

12:30-08:30

2 stops34h 00m

Cairns

Thu 11/3

12:05-17:30

2 stops63h 25m

$1,748
Fastest return journey

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Mon 30/11

21:00-17:15

2 stops34h 15m

Cairns

Mon 7/12

06:00-06:25

2 stops34h 25m

$1,759

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Sun 22/11

21:00-11:20

2 stops52h 20m

Cairns

Sun 6/12

06:00-17:30

2 stops45h 30m

$1,765

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Sat 1/5

18:00-18:25

2 stops39h 25m

Cairns

Tue 25/5

19:05-15:00

2 stops52h 55m

$1,782

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 Cairns from

How to get the cheapest flight ticket from London to Cairns

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 London and Cairns?

Prices are currently low for flights on this route.

Typical prices usually range from $2,181 to $2,854.
The lowest price recently found on this route was $1,676.

What is the cheapest month to fly to Cairns?

The cheapest month to fly to Cairns from London is in February. Flight prices, which tend to average around $2,181, are often lower during this time because this is during the off-season. If you are unable to visit Cairns during the month of February, then departing from London during the month May is also very affordable. Most momondo users find prices during this month for around $2,297.

Can stopping save me money on London to Cairns flights?

You could potentially save up to 4% on your flight if you consider stops on a London to Cairns flight.

How have London to Cairns flight prices changed over time?

As of November 2026, prices for London to Cairns flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from London to Cairns

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

Cheap London to Cairns (LON to CNS) flight deals and tips

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

Best price found

$818

Fastest flight time

26h 40m

Direct flights

None
The best one-way flight to Cairns from London in the past 72 hours is $818. The best return flight deal from London to Cairns found on momondo in the last 72 hours is $1,676.
The fastest flight from London to Cairns takes 26h 40m
There are no direct flights from London to Cairns. There are no popular flight routes from London to Cairns.

Frequently asked questions about flying from London to Cairns

  • How far is London to Cairns by plane?

    A flight from London to Cairns will travel around 15126.7 km. By plane, this route typically takes 26h 40m.

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

    Prices for flights from London to Cairns Airport were last updated today.

  • How old do you have to be to fly from London to Cairns 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Cairns Airport.

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

    The required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for London to Cairns flights to just show those with flexible booking policies.

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

Once you have performed a search for London to Cairns flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Cairns from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Thu 3/12
Thu 10/12

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