£596 Cheap Flights from London (LHR) to Cairns (CNS)

View £596 flight on Tue, 23 Jun 2026Opens in a new window

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Popular airlines from Heathrow Airport (LHR) to Cairns Intl. Airport (CNS)

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Cheap Flights from London (LHR) to Cairns (CNS)

Prices were available within the past 7 days and start at £596 for one-way flights and £931 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Mon, 15 Feb - Mon, 15 Mar
LHR
London
CNS
Cairns
£931 Return, found 7 hours ago
£931
Return
found 7 hours ago
Select Swiss International Air Lines flight, departing Mon, 15 Feb from London to Cairns, returning Mon, 15 Mar, priced at £931 found 7 hours ago
Swiss International Air Lines
Sun, 31 Jan - Sun, 28 Feb
LHR
London
CNS
Cairns
£1,000 Return, found 2 days ago
£1,000
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Sun, 31 Jan from London to Cairns, returning Sun, 28 Feb, priced at £1,000 found 2 days ago
Swiss International Air Lines
Mon, 15 Feb - Mon, 15 Mar
LHR
London
CNS
Cairns
£1,029 Return, found 7 hours ago
£1,029
Return
found 7 hours ago
Select Swiss International Air Lines flight, departing Mon, 15 Feb from London to Cairns, returning Mon, 15 Mar, priced at £1,029 found 7 hours ago
Etihad Airways
Mon, 8 Jun - Tue, 30 Jun
LHR
London
CNS
Cairns
£1,092 Return, found 3 days ago
£1,092
Return
found 3 days ago
Select Etihad Airways flight, departing Mon, 8 Jun from London to Cairns, returning Tue, 30 Jun, priced at £1,092 found 3 days ago
China Southern Airlines
Sun, 10 May - Mon, 18 May
LHR
London
CNS
Cairns
£1,193 Return, found 4 days ago
£1,193
Return
found 4 days ago
Select China Southern Airlines flight, departing Sun, 10 May from London to Cairns, returning Mon, 18 May, priced at £1,193 found 4 days ago
Singapore Airlines
Thu, 4 Mar - Mon, 8 Mar
LHR
London
CNS
Cairns
£1,202 Return, found 1 day ago
£1,202
Return
found 1 day ago
Select Singapore Airlines flight, departing Thu, 4 Mar from London to Cairns, returning Mon, 8 Mar, priced at £1,202 found 1 day ago
Qantas Airways
Tue, 2 Mar - Tue, 9 Mar
LHR
London
CNS
Cairns
£1,239 Return, found 1 day ago
£1,239
Return
found 1 day ago
Select Qantas Airways flight, departing Tue, 2 Mar from London to Cairns, returning Tue, 9 Mar, priced at £1,239 found 1 day ago
Qatar Airways
Wed, 4 Nov - Thu, 19 Nov
LHR
London
CNS
Cairns
£1,292 Return, found 4 days ago
£1,292
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 4 Nov from London to Cairns, returning Thu, 19 Nov, priced at £1,292 found 4 days ago
Emirates
Tue, 30 Jun - Mon, 3 Aug
LHR
London
CNS
Cairns
£1,327 Return, found 3 days ago
£1,327
Return
found 3 days ago
Select Emirates flight, departing Tue, 30 Jun from London to Cairns, returning Mon, 3 Aug, priced at £1,327 found 3 days ago
China Eastern Airlines
Wed, 2 Sept - Mon, 7 Sept
LHR
London
CNS
Cairns
£1,336 Return, found 3 days ago
£1,336
Return
found 3 days ago
Select China Eastern Airlines flight, departing Wed, 2 Sept from London to Cairns, returning Mon, 7 Sept, priced at £1,336 found 3 days ago

Alternative airports near Cairns

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cairns Intl. CNS. Cheapest and Closest option available. Average driving time to city centre is 8 minutes. Flights from £1,309
CNS
Cairns Intl.
CheapestClosest
Average driving time to city centre8 min
Flights from £1,309

Frequently asked questions

How much does a flight from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) cost?
One-way flights typically cost between £949 and £5,958 and return flights often range between £1,306 and £7,630. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
To find a cheap flight from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
There are approximately 72 connecting flights per day from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.). Some common connection points include Dubai Intl. (DXB), Changi (SIN), and Hong Kong Intl. (HKG).
What is the earliest flight from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
The earliest flight from London Heathrow (LHR) to Cairns, QLD (CNS-Cairns Intl.) (CNS) typically departs at approximately 6:00 AM local time. This service is seasonal, active only in April, and is operated by airlines such as BT and SQ. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
You'll typically find the most flights from London Heathrow (LHR) to Cairns, QLD (CNS) on a Sunday, with around 55 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include British Airways, Emirates, and Qatar Airways. Looking at the weekly schedule, Sundays offer notably more flight options compared to other days.
What are the most popular departure times for flights from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
The most popular departure times for flights from London Heathrow (LHR) to Cairns, QLD (CNS) are in the evening, from 6pm to 9pm. About 30% of passengers prefer this time. Many major carriers, including Emirates, Qantas and Cathay Pacific, offer flights during this window. This timing works well because it allows you to finish your day before heading to the airport, and you'll typically arrive in Cairns ready to start your adventure.
How long does it take to fly from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
Flying from LHR to CNS with a connection usually takes about 20 hours 50 minutes, traveling roughly 9,415 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
Select the "Business class" and "First class" filters when looking for LHR to CNS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cairns from Heathrow (LHR)?
From Heathrow (LHR), you can fly directly into Cairns Intl. (CNS) to reach Cairns. Some flights may connect through major hubs like Dubai Intl. (DXB), Hamad Intl. (DOH), Changi (SIN) before reaching Cairns. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) flight and hotel package?
Securing a London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.)?
If you booked your London (LHR-Heathrow) to Cairns, QLD (CNS-Cairns Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Cairns Intl.
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Japan Airlines, KLM, Lufthansa, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines
Return price
£930
Distance
15062 km

Book with confidence

Compare flights from London to Cairns easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Cairns. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Cairns Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Cairns Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to Cairns Intl. (CNS)

The easiest way to view the best deals on flights from London to Cairns today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Cairns Intl. start at just £931 and range up to £1,336.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Cairns
  • booking your flight during February, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Cairns flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Cairns Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Cairns easily and book with confidence

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