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Cheap flights from Cairns to London Heathrow Airport from £403

CNS — LHR
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cairns to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to Heathrow

Sun 8/1106:40 -
2 stops44h 50m
Sun 22/1121:00 -
2 stops52h 20m
Deal found 20/10£966
Wed 18/1115:40 -
2 stops32h 10m
Wed 10/219:00 -
2 stops30h 50m
Deal found 20/10£1,072
Sun 8/1118:40 -
1 stop30h 40m
Sun 22/1109:10 -
1 stop22h 05m
Deal found 20/10£1,080
Wed 18/1118:40 -
1 stop34h 30m
Wed 10/209:10 -
1 stop22h 05m
Deal found 19/10£1,087

Find flight deals from Cairns to Heathrow

Round-trip from

£884

One-way from

£403

Popular in

September

Cheapest in

February

Average price

£823
10/3-7/4
  • 10/3-7/4
  • 4 total stops
  • 66h 45m total
  • Cairns to London
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24/2-31/12
  • 24/2-31/12
  • 2 total stops
  • 46h 35m total
  • Cairns to London
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (£29 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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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

Tue 16/2

09:45-06:35

3 stops54h 50m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£451

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 17/2

11:40-18:35

2 stops40h 55m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£454

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 18/2

06:40-18:35

2 stops45h 55m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£465

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 15/4

16:35-11:30

2 stops51h 55m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£483

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 10/12

09:45-14:10

3 stops38h 25m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£557

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Tue 3/11

06:40-10:10

3 stops37h 30m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£644

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 24/2

09:05-11:10

3 stops36h 05m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£720

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sun 6/12

11:45-20:30

2 stops42h 45m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£727

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 19/11

06:00-05:30

3 stops33h 30m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£808

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Sat 14/11

06:00-06:15

3 stops34h 15m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£841

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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

Cheapflights Insights

Everything you need to know about your flight from Cairns to London Heathrow Airport

How much does it cost for a return flight from Cairns to London Heathrow Airport?

Airfare is below average for this route at the moment.

Cairns to London Heathrow Airport flights typically cost between £968 and £1,290 in March.
The cheapest return price found within the last 5 days was £884 on Multiple Airlines (10 Mar–7 Apr).

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 34h 30m. 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.

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
Hounslow
Luton
Milton Keynes
Slough
Gatwick
Wembley
Hayes
Ilford
Croydon
Northampton
Colchester
Barnet
Eastbourne
Brentford
Southend-on-Sea
Enfield
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

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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