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Cheap flights from Cairns to London Heathrow Airport from £405

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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — LHR
26 Feb — 5 Mar1
1 adult

The best prices from Cairns to London Heathrow are usually found in October or February, booked 75 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Cairns to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Heathrow (LHR). 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 21 February 2025.

Round-trip from

£853

One-way from

£405

Popular in

December

Cheapest in

October

Average price

£855
Singapore Airlines
  • Singapore Airlines
  • 17/3-17/4
  • 2 total stops
  • 75h 35m total
  • Cairns to London
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30/3
  • 30/3
  • 2 total stops
  • 45h 45m total
  • Cairns to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£70 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£35 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Find flight deals from Cairns to Heathrow

Cheapest flights from Cairns to Heathrow
Explore the most affordable flight options available from Cairns to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 29/918:15CNS - LHR
1 stop58h 15mSingapore Airlines
Mon 17/1120:35LHR - CNS
1 stop34h 45mSingapore Airlines
Deal found 20/2£818
Mon 29/911:40CNS - LHR
2 stops43h 05mMultiple Airlines
Mon 17/1117:50LHR - CNS
2 stops37h 30mMultiple Airlines
Deal found 20/2£970
Sat 8/319:55CNS - LHR
2 stops44h 50mEtihad Airways
Wed 12/320:55LHR - CNS
2 stops33h 50mEtihad Airways
Deal found 20/2£1,004
Mon 17/306:00CNS - LHR
3 stops34h 15mQantas Airways
Thu 17/420:50LHR - CNS
2 stops28h 40mQantas Airways
Deal found 20/2£1,099
Wed 9/415:35CNS - LHR
2 stops33h 35mEmirates
Fri 18/422:15LHR - CNS
2 stops34h 35mEmirates
Deal found 20/2£1,180
Tue 26/813:40CNS - LHR
2 stops48h 45mBritish Airways
Mon 22/919:35LHR - CNS
2 stops32h 20mBritish Airways
Deal found 19/2£1,390
Fri 29/809:20CNS - LHR
2 stops31h 40mQatar Airways
Sun 21/908:05LHR - CNS
2 stops30h 30mQatar Airways
Deal found 19/2£1,465
Tue 8/406:00CNS - LHR
2 stops40h 20mAir Canada
Sat 19/414:10LHR - CNS
2 stops38h 00mAir Canada
Deal found 20/2£1,866

Find flights from Cairns to Heathrow within your budget

Customise your flight search to find flights from Cairns to Heathrow 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 21 February 2025.

Fly from

Cairns

Fly to

Heathrow

Route

Depart

Return

Price

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

18:35-15:35

1 stop55h 00m

London Heathrow

Thu 17/4

11:25-17:00

1 stop20h 35m

£853

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sat 8/3

12:00-06:20

1 stop28h 20m

London Heathrow

Wed 12/3

11:00-08:20

2 stops35h 20m

£998

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sat 8/3

19:55-06:45

2 stops44h 50m

London Heathrow

Wed 12/3

20:55-16:45

2 stops33h 50m

£1,004

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

06:00-06:15

3 stops34h 15m

London Heathrow

Thu 17/4

20:50-10:30

2 stops28h 40m

£1,099

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 9/4

15:35-16:10

2 stops33h 35m

London Heathrow

Fri 18/4

22:15-17:50

2 stops34h 35m

£1,180

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Fri 4/4

12:40-06:30

2 stops50h 50m

London Heathrow

Mon 21/4

21:20-12:55

2 stops30h 35m

£1,459

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 8/4

06:00-13:20

2 stops40h 20m

London Heathrow

Sat 19/4

14:10-13:10

2 stops38h 00m

£1,866

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 7/5

18:15-13:00

3 stops27h 45m

London Heathrow

Thu 29/5

20:05-17:00

3 stops59h 55m

£5,529

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 30/3

07:00-18:45

2 stops45h 45m

£405

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 7/5

18:15-07:45

1 stop22h 30m

£612

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 13 results
1
2

Best time to book a flight from Cairns to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cairns 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.

Travel insights for flights from Cairns to Heathrow

Get recent, data-driven insights about flights from Cairns to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Cairns to Heathrow. Price data was last updated on 14 February 2025.

The best time to book flights from Cairns to London Heathrow Airport is 75 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 Cairns to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Cairns to London Heathrow Airport (average of £112). Flying from Cairns to London Heathrow Airport in August is currently the most expensive (average of £163). 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 CNS to LHR?

Find hourly flight availability from Cairns to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

It’s optimal to fly from Cairns to London Heathrow Airport at midday. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the morning.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 21 February 2025.
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very Good
3,276 reviews
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Singapore Airlines
8.1
Very Good
1,299 reviews
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Fiji Airways
8.0
Very Good
184 reviews
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

China Southern
7.6
Good
87 reviews
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

SWISS
7.5
Good
1,568 reviews
Emirates
8.1
Very Good
3,276 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Heathrow. 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 from for flights from Cairns to London Heathrow?

    Cairns (CNS), located 2.8 mi from the city center, is the airport you fly out of when you book flights from Cairns to London Heathrow. 1 airline have flights from Cairns to London Heathrow on a regular basis. Booking flights from Cairns to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    Flying on Singapore Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at £853. Additional return tickets that might be worth considering are offered by Etihad Airways and Qantas Airways, with the lowest prices starting at £1,004 and £1,099, respectively. Users have found that Singapore Airlines is 24% cheaper than the other options available to this destination.

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

    The cheapet airlines for a one-way flight from Cairns to London Heathrow Airport are Singapore Airlines (£612), Fiji Airways (£688), and China Southern (£780).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cairns to Heathrow 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 Cairns to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Cairns to London Heathrow Airport (average of £112). Flying from Cairns to London Heathrow Airport in August is currently the most expensive (average of £163). 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
Deal
Hounslow
Milton Keynes
Croydon
Gatwick
Slough
Luton
Ilford
Hayes
Eastbourne
Swindon
Northampton
Wembley
Southend-on-Sea
Ipswich
Winchester
Maidstone
Crawley
Southall
Watford

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Top airline flying from Cairns to Heathrow

Discover the top airline that operate flights from Cairns to Heathrow. 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest£1,035Average£1,432FlexibilityNo cancel feeOn-time81%
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Not ready to book yet? You can track prices for flights from Cairns to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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