£486 Cheap Flights from Cairns (CNS) to London (LHR)

View £486 flight on Sat, 18 Oct 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 25% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at £486 for one-way flights and £906 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Mon, 2 Feb - Sat, 28 Feb
CNS
Cairns
LHR
London
£906 Return, found 1 day ago
£906
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 2 Feb from Cairns to London, returning Sat, 28 Feb, priced at £906 found 1 day ago
Lufthansa
Mon, 2 Feb - Sat, 28 Feb
CNS
Cairns
LHR
London
£912 Return, found 1 day ago
£912
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 2 Feb from Cairns to London, returning Sat, 28 Feb, priced at £912 found 1 day ago
Jetstar
Fri, 9 May - Fri, 16 May
CNS
Cairns
LHR
London
£932 Return, found 1 hour ago
£932
Return
found 1 hour ago
Select Jetstar flight, departing Fri, 9 May from Cairns to London, returning Fri, 16 May, priced at £932 found 1 hour ago
Lufthansa
Mon, 3 Nov - Mon, 24 Nov
CNS
Cairns
LHR
London
£941 Return, found 5 days ago
£941
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 3 Nov from Cairns to London, returning Mon, 24 Nov, priced at £941 found 5 days ago
Qantas Airways
Mon, 19 May - Tue, 3 Jun
CNS
Cairns
LHR
London
£956 Return, found 3 days ago
£956
Return
found 3 days ago
Select Qantas Airways flight, departing Mon, 19 May from Cairns to London, returning Tue, 3 Jun, priced at £956 found 3 days ago
Lufthansa
Mon, 2 Feb - Sat, 28 Feb
CNS
Cairns
LHR
London
£966 Return, found 1 day ago
£966
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 2 Feb from Cairns to London, returning Sat, 28 Feb, priced at £966 found 1 day ago
Qantas Airways
Mon, 19 May - Tue, 3 Jun
CNS
Cairns
LHR
London
£969 Return, found 3 days ago
£969
Return
found 3 days ago
Select Qantas Airways flight, departing Mon, 19 May from Cairns to London, returning Tue, 3 Jun, priced at £969 found 3 days ago
Jetstar
Mon, 19 May - Sun, 25 May
CNS
Cairns
LHR
London
£970 Return, found 7 hours ago
£970
Return
found 7 hours ago
Select Jetstar flight, departing Mon, 19 May from Cairns to London, returning Sun, 25 May, priced at £970 found 7 hours ago
Swiss International Air Lines
Mon, 3 Nov - Mon, 24 Nov
CNS
Cairns
LHR
London
£974 Return, found 5 days ago
£974
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, 3 Nov from Cairns to London, returning Mon, 24 Nov, priced at £974 found 5 days ago
Virgin Australia
Wed, 14 May - Wed, 21 May
CNS
Cairns
LHR
London
£984 Return, found 4 days ago
£984
Return
found 4 days ago
Select Virgin Australia flight, departing Wed, 14 May from Cairns to London, returning Wed, 21 May, priced at £984 found 4 days ago
Flight from Cairns to London route information
Origin airport
Cairns Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air India, British Airways, China Southern Airlines, Emirates, Finnair, Lufthansa, Qantas Airways, Qatar Airways
Return price
£905
Distance
15062 km

Compare flights from Cairns to London easily and book with confidence

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

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 Cairns Intl. (CNS) to Heathrow (LHR) 

The easiest way to view the best deals on flights from Cairns to London 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 Cairns Intl. to Heathrow start at just £906 and range up to £984.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Cairns and London
  • 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 Cairns to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Cairns Intl. to Heathrow 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.  

Frequently asked questions

How much is a flight from CNS to London Heathrow?
If you’re travelling from Cairns Airport to London Heathrow, round-trip flights start from £906. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don’t let a good deal pass you by. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CNS to Heathrow Airport (LHR)?
Most flights can be cancelled online, but each air carrier has a different set of terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Cairns Intl. Airport (CNS) to LHR that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Cairns Intl. Airport (CNS) to LHR flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Cairns Airport to Heathrow Airport?
The distance is around 15,200 kilometres. Earplugs? Check. Toothbrush? Check. We recommend you pack all the essentials for this long-haul Cairns to Hounslow flight.
Which airlines fly direct from Cairns Intl. Airport (CNS) to London Heathrow?
At the moment, no airlines offer flights directly from Cairns Intl. Airport (CNS) to Heathrow Airport. You’ll need to book a flight with one or more stops. To score the best connections and price, lock in your fare ahead of time.
Are CNS to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Fares from Cairns Airport to Heathrow Airport are available up to 12 months before departure on Expedia. And although you may score a great last-minute deal, it’s never a sure thing. Also, booking your flights well in advance means you’ll have more choices — and you can avoid ending up with the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

London Airports

London

Cairns to Gatwick
£929.48
Cairns to Stansted
£1,124.10
*Available to Expedia members.