Cheap flights from London Heathrow Airport to Cairns from £489
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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in May or February, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 11 July 2025.
Round-trip from | £820 |
---|---|
One-way from | £489 |
Popular in | December |
Cheapest in | May |
Average price | £1,444 |
Find flight deals from Heathrow to Cairns
Cheapest flights from Heathrow to CairnsExplore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Mon 27/10
21:00-21:00
2 stops38h 00m
Cairns
Mon 10/11
06:00-17:30
2 stops45h 30m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Tue 23/9
22:15-22:50
2 stops39h 35m
Cairns
Fri 14/11
14:50-05:30
2 stops48h 40m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 26/11
10:55-17:20
1 stop44h 25m
Cairns
Wed 10/12
18:35-19:10
1 stop34h 35m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 7/9
22:15-11:25
3 stops52h 10m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 7/11
20:35-17:20
1 stop34h 45m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 28/9
18:20-11:35
2 stops32h 15m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 28/9
08:05-23:35
2 stops30h 30m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 28/9
12:05-15:55
3 stops42h 50m
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 26/7
20:50-13:45
3 stops31h 55m
Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
How far ahead should I book a flight from London Heathrow Airport to Cairns?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cairns. Price data was last updated on 27 June 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cairns, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £1,372). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £2,027). 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 is the cheapest time of day to fly from LHR to CNS?
Find hourly flight availability from Heathrow to Cairns. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Cairns in the evening. If you’re flexible enough to do this you can expect to save up to 69% on your trip compared to booking a flight at midday.
How much does it cost for a return flight from London Heathrow Airport to Cairns?
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 11 July 2025.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Dec 2024
NRT - LAX
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Heathrow to Cairns
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Heathrow to Cairns
Discover the top 7 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.