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Cheap flights from London to Cairns from £450

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Cairns departing on 26/11. 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

Emirates Logo
20:15 - 16:15STN-CNS
58h 00m2 stops
Emirates Logo
12:35 - 12:05CNS-STN
33h 30m2 stops
£1,125Emirates
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Wed, 4 Mar - Sun, 8 Mar
Emirates Logo
20:15 - 16:15STN-CNS
58h 00m2 stops
Emirates Logo
12:35 - 18:00CNS-STN
39h 25m2 stops
£1,126Emirates
Find Deal
Wed, 4 Mar - Sun, 8 Mar
SWISS Logo
17:45 - 10:30LCY-CNS
30h 45m2 stops
SWISS Logo
12:00 - 08:45CNS-LCY
30h 45m2 stops
£1,147SWISS
Find Deal
Tue, 27 Jan - Tue, 10 Feb
SWISS Logo
18:40 - 10:30LGW-CNS
29h 50m2 stops
SWISS Logo
12:00 - 17:50CNS-LGW
39h 50m2 stops
£1,225SWISS
Find Deal
Tue, 27 Jan - Tue, 10 Feb
Qantas Airways Logo
11:50 - 05:25LHR-CNS
31h 35m1 stop
Qantas Airways Logo
07:45 - 06:15CNS-LHR
32h 30m2 stops
£1,236Qantas Airways
Find Deal
Fri, 13 Mar - Tue, 17 Mar
Singapore Airlines Logo
09:20 - 17:20LGW-CNS
22h 00m1 stop
Singapore Airlines Logo
18:35 - 06:25CNS-LGW
21h 50m1 stop
£1,275Singapore Airlines
Find Deal
Tue, 27 Jan - Mon, 9 Feb
Singapore Airlines Logo
21:45 - 17:20LHR-CNS
33h 35m1 stop
Singapore Airlines Logo
11:35 - 07:40CNS-LHR
30h 05m2 stops
£1,289Singapore Airlines
Find Deal
Mon, 10 Nov - Sat, 22 Nov
Qantas Airways Logo
20:10 - 11:50LHR-CNS
29h 40m1 stop
Qantas Airways Logo
09:00 - 06:15CNS-LHR
31h 15m1 stop
£1,368Qantas Airways
Find Deal
Mon, 10 Nov - Sat, 22 Nov
Cathay Pacific Logo
22:05 - 10:30LHR-CNS
26h 25m1 stop
Cathay Pacific Logo
12:35 - 15:00CNS-LHR
36h 25m2 stops
£1,542Cathay Pacific
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Tue, 23 Dec - Sun, 11 Jan
Cathay Pacific Logo
22:15 - 10:35LHR-CNS
51h 20m2 stops
Cathay Pacific Logo
12:35 - 15:00CNS-LHR
36h 25m2 stops
£1,592Cathay Pacific
Find Deal
Sat, 18 Oct - Sat, 22 Nov

Cathay Pacific flights from London to Cairns

Our best Cathay Pacific deals on London to Cairns flight tickets
Cathay Pacific
23 Dec
LHR22:05London Heathrow
26h 25m
1 stop
CNS10:30Cairns
11 Jan
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
£1,542
Find similar
Cathay Pacific
18 Oct
LHR22:15London Heathrow
51h 20m
2 stops
CNS10:35Cairns
22 Nov
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
£1,592
Find similar
Cathay Pacific
18 Oct
LHR22:15London Heathrow
51h 20m
2 stops
CNS10:35Cairns
22 Nov
CNS12:35Cairns
36h 25m
2 stops
LHR15:00London Heathrow
£1,594
Find similar

Qantas Airways flights from London to Cairns

Our best Qantas Airways deals on London to Cairns flight tickets
Qantas Airways
13 Mar
LHR11:50London Heathrow
31h 35m
1 stop
CNS05:25Cairns
17 Mar
CNS07:45Cairns
32h 30m
2 stops
LHR06:15London Heathrow
£1,236
Find similar
Qantas Airways
10 Nov
LHR20:10London Heathrow
29h 40m
1 stop
CNS11:50Cairns
22 Nov
CNS09:00Cairns
31h 15m
1 stop
LHR06:15London Heathrow
£1,368
Find similar
Qantas Airways
30 Oct
LHR20:10London Heathrow
34h 40m
2 stops
CNS16:50Cairns
27 Nov
CNS06:00Cairns
34h 15m
3 stops
LHR06:15London Heathrow
£1,717
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momondo Fare Finder

 
Customise your flight search to find flights from London to Cairns 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 15 September 2025.
Use the filters below to find and compare flights from London to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCairns

STN - CNS

STNCNS

London Stansted

Wed 4/3

20:15-16:15

2 stops58h 00m

Cairns

Sun 8/3

12:35-12:05

2 stops33h 30m

£1,125

LondonCairns

STN - CNS

STNCNS

London Stansted

Wed 4/3

20:15-16:15

2 stops58h 00m

Cairns

Sun 8/3

12:35-18:00

2 stops39h 25m

£1,126

LondonCairns

LCY - CNS

LCYCNS

London City

Tue 27/1

17:45-10:30

2 stops30h 45m

Cairns

Tue 10/2

12:00-08:45

2 stops30h 45m

£1,147

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Tue 27/1

18:40-10:30

2 stops29h 50m

Cairns

Tue 10/2

12:00-17:50

2 stops39h 50m

£1,225

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 13/3

11:50-05:25

1 stop31h 35m

Cairns

Tue 17/3

07:45-06:15

2 stops32h 30m

£1,236

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Tue 27/1

09:20-17:20

1 stop22h 00m

Cairns

Mon 9/2

18:35-06:25

1 stop21h 50m

£1,275

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 10/11

21:45-17:20

1 stop33h 35m

Cairns

Sat 22/11

11:35-07:40

2 stops30h 05m

£1,289

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 10/11

20:10-11:50

1 stop29h 40m

Cairns

Sat 22/11

09:00-06:15

1 stop31h 15m

£1,368

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Tue 23/12

22:05-10:30

1 stop26h 25m

Cairns

Sun 11/1

12:35-15:00

2 stops36h 25m

£1,542

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 18/10

22:15-10:35

2 stops51h 20m

Cairns

Sat 22/11

12:35-15:00

2 stops36h 25m

£1,592

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in May, then February is your next best option. Flight prices from London to Cairns during February average around £1,017.

What is the cheapest day to depart on your flight to Cairns?

The cheapest day to depart on your flight to Cairns is on a Sunday when prices can be found for as low as £434. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £504.

What is the cheapest time of day to depart on your flight to Cairns?

Our data shows that the cheapest London to Cairns flights are usually those with departure times in the evening. Our users have found flights to Cairns in the evening for as low as £421. Flights at midday are often more expensive, with an average ticket price of £1,371.

How far in advance should I book a flight to Cairns?

You are more likely to see cheaper flights to Cairns from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Cairns for around £1,219 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cairns from London for as low as £1,028 on momondo.

Can stopping save me money on London to Cairns flights?

You could potentially save up to 12% 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 2025, prices for London to Cairns flights are approximately 5% cheaper 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

Direct flights

None
There are no direct flights from London to Cairns. There are no popular flight routes from London to Cairns.
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  • 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 20h 40m.

  • 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
SWISSPriceFrom £776Free CancellationRating
7.5
1,730 reviews
Search SWISS flights
Cathay PacificPriceFrom £780Free CancellationRating
7.6
993 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £826Free CancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights
Etihad AirwaysPriceFrom £832Free CancellationRating
7.4
1,250 reviews
Search Etihad Airways flights
LufthansaPriceFrom £957Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
Qantas AirwaysPriceFrom £1,119Free CancellationRating
7.5
905 reviews
Search Qantas Airways flights
Japan AirlinesPriceFrom £1,351Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines 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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