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Cheap flights from London to Cairns from £434

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 - 17:15LGW  London Gatwick-CNS Cairns
44h 45m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
10:15 - 06:30CNS  Cairns-LGW London Gatwick
54h 15m2 stops Melbourne Shanghai Pu Dong
£826Multiple Airlines
Tue, 3 Nov - Wed, 2 Dec
Multiple Airlines Logo
11:35 - 17:10LGW  London Gatwick-CNS Cairns
44h 35m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
06:00 - 06:30CNS  Cairns-LGW London Gatwick
34h 30m2 stops Brisbane Shanghai Pu Dong
£833Multiple Airlines
Mon, 19 Oct - Mon, 26 Oct
Multiple Airlines Logo
10:30 - 17:15LGW  London Gatwick-CNS Cairns
44h 45m2 stops Shanghai Pu Dong Brisbane
Multiple Airlines Logo
09:00 - 14:00CNS  Cairns-LGW London Gatwick
39h 00m2 stops Sydney Kingsford Smith Shanghai Pu Dong
£857Multiple Airlines
Wed, 4 Nov - Thu, 3 Dec
Singapore Airlines Logo
13:05 - 17:15LGW  London Gatwick-CNS Cairns
42h 10m1 stop Singapore Changi
Singapore Airlines Logo
18:20 - 09:05CNS  Cairns-LGW London Gatwick
24h 45m1 stop Singapore Changi
£1,012Singapore Airlines
Mon, 22 Feb - Mon, 8 Mar
Singapore Airlines Logo
20:35 - 17:15LHR  London Heathrow-CNS Cairns
34h 40m1 stop Singapore Changi
Singapore Airlines Logo
18:20 - 07:40CNS  Cairns-LHR London Heathrow
47h 20m1 stop Singapore Changi
£1,060Singapore Airlines
Mon, 15 Feb - Mon, 15 Mar
Singapore Airlines Logo
09:10 - 17:15LHR  London Heathrow-CNS Cairns
22h 05m1 stop Singapore Changi
Singapore Airlines Logo
18:20 - 19:10CNS  Cairns-LHR London Heathrow
34h 50m1 stop Singapore Changi
£1,083Singapore Airlines
Tue, 16 Feb - Sat, 6 Mar
Qatar Airways Logo
14:15 - 14:55LHR  London Heathrow-CNS Cairns
38h 40m2 stops Doha Hamad Intl Sydney Kingsford Smith
Qatar Airways Logo
15:45 - 13:25CNS  Cairns-LHR London Heathrow
31h 40m2 stops Sydney Kingsford Smith Doha Hamad Intl
£1,307Qatar Airways
Thu, 3 Dec - Wed, 9 Dec
Qatar Airways Logo
14:15 - 14:55LHR  London Heathrow-CNS Cairns
38h 40m2 stops Doha Hamad Intl Sydney Kingsford Smith
Qatar Airways Logo
15:45 - 13:25CNS  Cairns-LHR London Heathrow
31h 40m2 stops Sydney Kingsford Smith Doha Hamad Intl
£1,308Qatar Airways
Thu, 3 Dec - Wed, 9 Dec
Cathay Pacific Logo
11:00 - 10:55LHR  London Heathrow-CNS Cairns
37h 55m2 stops Hong Kong Intl Melbourne
Cathay Pacific Logo
11:40 - 17:20CNS  Cairns-LHR London Heathrow
39h 40m2 stops Melbourne Hong Kong Intl
£1,467Cathay Pacific
Tue, 10 Nov - Mon, 30 Nov
Cathay Pacific Logo
20:10 - 10:55LHR  London Heathrow-CNS Cairns
52h 45m2 stops Hong Kong Intl Melbourne
Cathay Pacific Logo
11:40 - 17:20CNS  Cairns-LHR London Heathrow
39h 40m2 stops Melbourne Hong Kong Intl
£1,498Cathay Pacific
Mon, 9 Nov - Mon, 30 Nov

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Emirates flights from London to Cairns

Our best Emirates deals on London to Cairns flight tickets
Emirates
16 Feb
STN20:15London Stansted
32h 40m
2 stops
CNS14:55Cairns
5 Mar
CNS15:40Cairns
36h 15m
2 stops
STN17:55London Stansted
£962
Emirates
9 Nov
LHR15:50London Heathrow
37h 05m
2 stops
CNS14:55Cairns
23 Nov
CNS15:40Cairns
49h 30m
2 stops
LHR07:10London Heathrow
£1,031
Emirates
3 Dec
STN14:05London Stansted
34h 50m
2 stops
CNS10:55Cairns
8 Dec
CNS11:40Cairns
40h 15m
2 stops
STN17:55London Stansted
£1,045

Qantas Airways flights from London to Cairns

Our best Qantas Airways deals on London to Cairns flight tickets
Qantas Airways
22 Sept
LHR20:50London Heathrow
28h 15m
2 stops
CNS10:05Cairns
2 Oct
CNS06:00Cairns
32h 05m
2 stops
LHR05:05London Heathrow
£1,406
Qantas Airways
11 Sept
LHR20:50London Heathrow
36h 20m
2 stops
CNS18:10Cairns
29 Sept
CNS06:00Cairns
33h 35m
3 stops
LHR06:35London Heathrow
£1,447
Qantas Airways
22 Sept
LHR20:50London Heathrow
28h 45m
2 stops
CNS10:35Cairns
2 Oct
CNS10:45Cairns
51h 20m
3 stops
LHR05:05London Heathrow
£1,643

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Tue 3/11

10:30-17:15

2 stops44h 45m

Cairns

Wed 2/12

10:15-06:30

2 stops54h 15m

£826

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Mon 19/10

11:35-17:10

2 stops44h 35m

Cairns

Mon 26/10

06:00-06:30

2 stops34h 30m

£833

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Wed 4/11

10:30-17:15

2 stops44h 45m

Cairns

Thu 3/12

09:00-14:00

2 stops39h 00m

£857

LondonCairns

LGW London Gatwick - CNS Cairns

LGWCNS

London Gatwick

Mon 22/2

13:05-17:15

1 stop42h 10m

Cairns

Mon 8/3

18:20-09:05

1 stop24h 45m

£1,012

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Mon 15/2

20:35-17:15

1 stop34h 40m

Cairns

Mon 15/3

18:20-07:40

1 stop47h 20m

£1,060
Fastest return journey

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 16/2

09:10-17:15

1 stop22h 05m

Cairns

Sat 6/3

18:20-19:10

1 stop34h 50m

£1,083

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Thu 3/12

14:15-14:55

2 stops38h 40m

Cairns

Wed 9/12

15:45-13:25

2 stops31h 40m

£1,307

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Thu 3/12

14:15-14:55

2 stops38h 40m

Cairns

Wed 9/12

15:45-13:25

2 stops31h 40m

£1,308

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Tue 10/11

11:00-10:55

2 stops37h 55m

Cairns

Mon 30/11

11:40-17:20

2 stops39h 40m

£1,467

LondonCairns

LHR London Heathrow - CNS Cairns

LHRCNS

London Heathrow

Mon 9/11

20:10-10:55

2 stops52h 45m

Cairns

Mon 30/11

11:40-17:20

2 stops39h 40m

£1,498

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 £1,038 to £1,507.
The lowest price recently found on this route was £826.

What is the cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in February, then May is your next best option. Flight prices from London to Cairns during May average around £1,190.

Can stopping save me money on London to Cairns flights?

You could potentially save up to 41% 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 September 2026, prices for London to Cairns flights are approximately 32% 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

£434

Fastest flight time

24h 00m

Direct flights

None
The best one-way flight to Cairns from London in the past 72 hours is £434. The best return flight deal from London to Cairns found on momondo in the last 72 hours is £826.
The fastest flight from London to Cairns takes 24h 00m
There are no direct flights from London to Cairns. There are no popular flight routes from London to Cairns.
Search flight deals

Frequently asked questions about flying from London to Cairns

  • How far is London to Cairns by plane?

    Cairns is 9399.3 mi away from London. In terms of flight time, this usually takes a little over 24h 00m.

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

    Prices for flights from London to Cairns Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 license 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.

  • What is the most popular airline from London to Cairns?

Best airlines flying from London to Cairns

Compare and see reviews for airlines that fly from London to Cairns with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom £867Free CancellationRating
7.6
1,477 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £1,004Free CancellationRating
8.2
1,598 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom £1,066Free CancellationRating
7.4
3,730 reviews
Search Qatar Airways flights

Travelling to a place near Cairns?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Cairns for you.

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

Flights from London to Cairns with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Cairns 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 London to Cairns right now. Can momondo alert me if prices change?

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

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