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Cheap flights from London Heathrow Airport to Cairns from $1,016

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.
LHR — CNS
15 Jul — 22 Jul1
1 adult

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 10 July 2025.

Round-trip from

$1,786

One-way from

$1,016

Popular in

December

Cheapest in

May

Average price

$3,003
27/10-10/11
  • 27/10-10/11
  • 4 total stops
  • 68h 45m total
  • London to Cairns
7/9
  • 7/9
  • 3 total stops
  • 52h 10m total
  • London to Cairns
Highest demand for flights based on searches. 6% potential increase in price ($281 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($100 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Heathrow to Cairns

Cheapest flights from Heathrow to Cairns
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 10 July 2025.

Mon 27/1020:15LHR - CNS
2 stops34h 35mMultiple Airlines
Mon 10/1114:50CNS - LHR
2 stops34h 10mMultiple Airlines
Deal found 9/7$1,786
Tue 23/922:15LHR - CNS
2 stops39h 35mCathay Pacific
Fri 14/1114:50CNS - LHR
2 stops48h 40mCathay Pacific
Deal found 10/7$2,120
Wed 26/1110:55LHR - CNS
1 stop44h 25mSingapore Airlines
Wed 10/1218:35CNS - LHR
1 stop34h 35mSingapore Airlines
Deal found 9/7$2,224

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 647,157 searches. Data last updated 10 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.

Fly from

Heathrow

Fly to

Cairns

Route

Depart

Return

Price

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 27/10

20:15-16:50

2 stops34h 35m

Cairns

Mon 10/11

14:50-15:00

2 stops34h 10m

$1,786

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

$2,120

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

$2,224

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 7/9

22:15-11:25

3 stops52h 10m

$1,016

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 7/11

20:35-17:20

1 stop34h 45m

$1,424

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sun 28/9

08:05-23:35

2 stops30h 30m

$1,978

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 27/9

20:50-11:35

3 stops53h 45m

$2,504

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 26/7

08:30-15:55

3 stops46h 25m

$4,187

Flights are sorted by cheapest return flights first.

Deals found on 8/7

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.
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 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.

The best time to book flights from London Heathrow Airport to Cairns is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $166). Flying from London Heathrow Airport to Cairns in October is currently the most expensive (average of $233). 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.

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 10 July 2025.
Read reviews from past customers who have flown with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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

    Cairns (CNS) is the airport you will fly into if you book a flight from London Heathrow to Cairns. You should not have trouble finding flights to Cairns from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Cairns airport from London Heathrow. It is only a 4.4 km journey from Cairns (CNS) to Cairns’s city centre.

  • What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?

    According to our current data, Cathay Pacific ($2,120), and Singapore Airlines ($2,224) offers the cheapest pricing from London Heathrow Airport to Cairns. Cathay Pacific is currently priced 14% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London Heathrow Airport to Cairns one-way?

    For one-way options, check prices for Singapore Airlines. According to our data, you can fly for as low as $1,424. Users have also found prices from $1,978 and $2,504 on Qatar Airways and Qantas Airways, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 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 $166). Flying from London Heathrow Airport to Cairns in October is currently the most expensive (average of $233). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Trinity Beach
Mission Beach

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

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Cairns by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Cairns from Heathrow 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 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.

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