How long is the flight from Cairns to London Heathrow Airport?

There are many flights that can get you from Cairns to London Heathrow Airport in 30h 40m. Fly via Virgin Australia or Singapore Airlines to get the fastest option. Cairns and London Heathrow Airport are separated by a distance of 9409 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

What is the cheapest time of day to fly from CNS to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cairns to London Heathrow Airport as you normally would.

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. 0 airlines 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.

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.

£425+ Cheap Flights from Cairns to London Heathrow Airport

Cheap flight deals from Cairns to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

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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 9 October 2026.

Mon 2/1106:00 -

2 stops45h 30m

Mon 9/1121:00 -

2 stops34h 15m

Deal found 5/10£929

Mon 16/1106:40 -

2 stops44h 50m

Sun 29/1121:00 -

2 stops52h 20m

Deal found 5/10£944

Wed 18/1106:40 -

2 stops44h 50m

Wed 25/1121:00 -

2 stops39h 10m

Deal found 4/10£946

Mon 16/1115:40 -

2 stops30h 00m

Sun 29/1120:20 -

2 stops28h 35m

Deal found 4/10£1,037

Mon 19/1013:30 -

2 stops38h 50m

Mon 16/1121:30 -

2 stops38h 40m

Deal found 4/10£1,053

Sun 18/1006:45 -

2 stops33h 15m

Wed 11/1120:55 -

2 stops39h 15m

Deal found 8/10£1,058

Mon 19/1017:25 -

2 stops35h 50m

Mon 16/1122:00 -

2 stops32h 50m

Deal found 5/10£1,061

Find flight deals from Cairns to Heathrow

Round-trip from	£929
One-way from	£425
Popular in	July
Cheapest in	October
Average price	£834

2/11-9/11
4 total stops
79h 45m total
Cairns to London

Search Deals

6/2-31/12
2 total stops
45h 30m total
Cairns to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£141 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£33 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Cairns to London Heathrow Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 18/2

17:25-18:35

2 stops59h 10m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£442

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 6/2

18:20-13:45

3 stops53h 25m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£468

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 27/2

06:40-19:20

2 stops46h 40m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£470

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 27/3

10:55-14:10

3 stops37h 15m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£517

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 24/12

09:05-06:40

2 stops31h 35m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£554

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Tue 22/12

14:40-17:30

2 stops36h 50m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£738

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Tue 16/2

18:20-15:20

1 stop31h 00m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£744

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 23/12

12:35-17:30

3 stops38h 55m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£790

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Fri 26/2

06:00-07:20

2 stops35h 20m

London Heathrow

Sun 28/2

08:05-23:05

2 stops29h 00m

£1,041

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Mon 16/11

06:00-06:15

3 stops34h 15m

London Heathrow

Sun 29/11

22:00-11:20

2 stops27h 20m

£1,144

Flights are sorted by cheapest return flights first.

Deals found on 8/10

Showing 1-10 of 19 resultsSorted by cheapest first

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.

CNS-LHR

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.

Related info for your journey

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. 0 airlines 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.
How long is the flight from Cairns to London Heathrow Airport?
There are many flights that can get you from Cairns to London Heathrow Airport in 30h 40m. Fly via Virgin Australia or Singapore Airlines to get the fastest option. Cairns and London Heathrow Airport are separated by a distance of 9409 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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.

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

Deals for Cairns to Heathrow 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 Cairns to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Cairns by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cairns to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cairns to Heathrow become cheaper?

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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Cheap flights from Cairns to London Heathrow Airport from £425

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cairns to Heathrow

Cheapest flights from Cairns to HeathrowExplore 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 9 October 2026.

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 9 October 2026.

Best flights from Cairns to HeathrowDiscover carefully curated flight deals from Cairns to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Discover carefully curated flight deals from Cairns to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Cairns to HeathrowDiscover last-minute flight deals from Cairns to Heathrow. Data last updated 9 October 2026 and is based on user searches.

Discover last-minute flight deals from Cairns to Heathrow. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Cairns to HeathrowSearch for one-way flight options from Cairns to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

Search for one-way flight options from Cairns to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

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Use the filters below to find and compare flights from Cairns to London Heathrow Airport that are best for you.

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.

Related info for your journey

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

How long is the flight from Cairns to London Heathrow Airport?

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

How can I find direct flights from Cairns to Heathrow?

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cairns to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Cairns to Heathrow by cabin class

Find flights from Cairns to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.

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Can Cheapflights notify me if prices for flights from Cairns to Heathrow become cheaper?

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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 9 October 2026.

Best flights from Cairns to Heathrow
Discover carefully curated flight deals from Cairns to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Cairns to Heathrow
Discover last-minute flight deals from Cairns to Heathrow. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Cairns to Heathrow
Search for one-way flight options from Cairns to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.