Find flights
When to book
FAQs

Cheap flights from London to Cairns from $796

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CNS
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London to Cairns are usually found in May or September, booked 53 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from London to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 October 2025.

Round-trip from

$1,204

One-way from

$796

Popular in

July

Cheapest in

May

Average price

$2,369
26/11-3/12
  • 26/11-3/12
  • 4 total stops
  • 79h 05m total
  • London to Cairns
Search Deals
19/11
  • 19/11
  • 2 total stops
  • 45h 45m total
  • London to Cairns
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($496 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($147 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from London to Cairns

Enter your travel dates to find the best prices.

Cheapest flights from London to Cairns
Explore the most affordable flight options available from London to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 October 2025.

Wed 19/1122:00LHR - CNS
2 stops45h 45mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops42h 50mMultiple Airlines
Deal found 13/10$1,299
Thu 27/1110:30LGW - CNS
2 stops57h 15mMultiple Airlines
Thu 4/1209:45CNS - LGW
3 stops38h 15mMultiple Airlines
Deal found 13/10$1,572
Tue 18/1110:25LHR - CNS
2 stops33h 20mMultiple Airlines
Wed 3/1219:15CNS - LHR
2 stops54h 10mMultiple Airlines
Deal found 13/10$1,812
Wed 19/1110:30LGW - CNS
2 stops57h 15mMultiple Airlines
Thu 4/1209:45CNS - LGW
3 stops38h 15mMultiple Airlines
Deal found 13/10$1,844
Thu 27/1110:25LHR - CNS
2 stops33h 20mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops63h 40mMultiple Airlines
Deal found 13/10$1,903
Sat 29/1118:40LHR - CNS
2 stops36h 40mSWISS
Thu 11/1211:25CNS - LHR
2 stops30h 40mSWISS
Deal found 13/10$1,949
Tue 18/1117:05LGW - CNS
2 stops26h 40mMultiple Airlines
Wed 3/1219:15CNS - LGW
2 stops48h 05mMultiple Airlines
Deal found 13/10$1,992
Sun 9/1120:15LHR - CNS
2 stops40h 50mMultiple Airlines
Sun 16/1114:50CNS - LHR
2 stops34h 10mMultiple Airlines
Deal found 13/10$1,995
Sun 23/1121:00LHR - CNS
2 stops34h 15mMultiple Airlines
Sun 21/1206:00CNS - LHR
2 stops45h 30mMultiple Airlines
Deal found 14/10$2,032
Sun 23/1110:30LGW - CNS
2 stops44h 45mMultiple Airlines
Sun 21/1206:00CNS - LGW
2 stops42h 00mMultiple Airlines
Deal found 14/10$2,049
Sun 9/1109:25LGW - CNS
1 stop21h 55mSingapore Airlines
Sun 16/1118:35CNS - LGW
1 stop45h 50mSingapore Airlines
Deal found 13/10$2,188
Thu 27/1111:30STN - CNS
3 stops32h 15mMultiple Airlines
Thu 4/1214:35CNS - STN
3 stops41h 40mMultiple Airlines
Deal found 13/10$2,296

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 15 October 2025.
Use the filters below to find and compare flights from London to Cairns that are best for you.

Fly from

London

Fly to

Cairns

Route

Depart

Return

Price

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Thu 27/11

10:30-08:30

3 stops60h 00m

Cairns

Thu 4/12

09:45-14:00

3 stops38h 15m

$1,645

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 22/2

20:05-17:20

2 stops59h 15m

Cairns

Wed 18/3

18:35-13:40

3 stops29h 05m

$1,824

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Wed 19/11

10:30-05:45

2 stops57h 15m

Cairns

Thu 4/12

09:45-14:00

3 stops38h 15m

$1,844

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 29/11

18:40-17:20

2 stops36h 40m

Cairns

Thu 11/12

11:25-08:05

2 stops30h 40m

$1,949

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Tue 18/11

17:05-05:45

2 stops26h 40m

Cairns

Wed 3/12

19:15-09:20

2 stops48h 05m

$1,992

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 19/11

13:55-22:05

2 stops46h 10m

Cairns

Thu 4/12

09:45-06:40

2 stops30h 55m

$2,046

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Sun 9/11

09:25-17:20

1 stop21h 55m

Cairns

Sun 16/11

18:35-06:25

1 stop45h 50m

$2,188

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 1/12

17:50-17:20

2 stops37h 30m

Cairns

Thu 11/12

11:25-07:45

2 stops30h 20m

$2,237

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 9/11

10:40-17:20

1 stop20h 40m

Cairns

Sun 16/11

18:35-05:55

1 stop45h 20m

$2,247

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 30/11

06:00-17:20

2 stops25h 20m

Cairns

Thu 11/12

11:25-08:05

2 stops30h 40m

$2,268

Flights are sorted by cheapest return flights first.

Deals found on 13/10

Showing 1-10 of 57 results
1
2
3
...
6

Best time to book a flight from London to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Cairns

How far ahead should I book a flight from London to Cairns?

Use this chart to determine the optimal time to book a return flight from London to Cairns. Price data was last updated on 10 October 2025.

The price you pay for your flight from London to Cairns may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London to Cairns?

Currently, June is the cheapest month in which you can book a flight from London to Cairns (average of $1,628). Flying from London to Cairns in December is currently the most expensive (average of $2,278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What’s the top stopover airport for flights from London to Cairns?

Share of one-stop return flights from London to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Singapore (SIN) – chosen by Cheapflights users on 57% of one-stop itineraries from London to Cairns on Cheapflights.

What’s the cheapest stopover airport for flights from London to Cairns?

Average return fare for one-stop flights from London to Cairns, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Hong Kong (HKG) is the most affordable one-stop option, with an average return flight price of $1,679.

What’s the fastest stopover option from London to Cairns?

Shortest average travel time for one-stop one-way flights from London to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Hong Kong (HKG) have the shortest average one-way travel time for one-stop routes: 26h 25m.

Which airport typically offers the quickest stopover for flights from London to Cairns?

Average stopover duration for one-stop one-way flights from London to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 6h 00m.

Related info for your journey

Find useful and relevant information for your journey from London to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cairns from London?

    If you book a flight to Cairns from London, you will be flying to Cairns, which is the city’s only airport. Cairns (CNS) is located 4.4 km from the centre of Cairns. There are 0 flights from London to Cairns per day from 0 different airlines.

  • How long is the flight from London to Cairns?

    Departing from London to Cairns will take you 37h 30m. London and Cairns are separated by a distance of 15142 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from London to Cairns?

    The most popular flight routes from London to Cairns are London Heathrow - Cairns, London Gatwick - Cairns and London Stansted - Cairns.

  • Can I find deals for flights from London to Cairns that include hotel bookings?

    Yes. In addition to deals on London to Cairns flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Cairns.

  • Can I find deals for business class flights from London to Cairns?

    Yes. Cheapflights offers flight deals from London to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Cairns?

    Currently, June is the cheapest month in which you can book a flight from London to Cairns (average of $1,628). Flying from London to Cairns in December is currently the most expensive (average of $2,278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Trinity Beach
Mission Beach

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Cairns?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Cairns. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London to Cairns?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Cairns for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Cairns with no change fees?

Certainly. Search results for flights to Cairns from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to Cairns become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.