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Cheap flights from Cairns to London from £387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cairns to London departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Cairns to London

Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
18:20 - 19:10
CNS
-
LHR
34h 50m
1 stop
Singapore Airlines Logo
21:45 - 17:20
LHR
-
CNS
33h 35m
1 stop
£878Singapore Airlines
Mon, 26 Oct - Mon, 9 Nov
Multiple Airlines Logo
18:20 - 15:20
CNS
-
LHR
31h 00m
1 stop
Multiple Airlines Logo
21:00 - 22:10
LHR
-
CNS
39h 10m
2 stops
£893Multiple Airlines
Mon, 26 Oct - Mon, 9 Nov
Singapore Airlines Logo
18:20 - 09:00
CNS
-
LGW
24h 40m
1 stop
Singapore Airlines Logo
13:00 - 17:20
LGW
-
CNS
42h 20m
1 stop
£920Singapore Airlines
Sun, 29 Nov - Fri, 4 Dec
Multiple Airlines Logo
06:00 - 06:40
CNS
-
LGW
33h 40m
2 stops
Multiple Airlines Logo
18:00 - 21:00
LGW
-
CNS
42h 00m
2 stops
£941Multiple Airlines
Tue, 4 Aug - Thu, 27 Aug
Emirates Logo
11:35 - 12:05
CNS
-
STN
34h 30m
2 stops
Emirates Logo
20:15 - 10:45
STN
-
CNS
28h 30m
2 stops
£1,127Emirates
Sun, 29 Nov - Fri, 4 Dec
Emirates Logo
13:55 - 12:05
CNS
-
STN
32h 10m
2 stops
Emirates Logo
20:15 - 10:45
STN
-
CNS
28h 30m
2 stops
£1,136Emirates
Thu, 12 Nov - Mon, 16 Nov
SWISS Logo
18:20 - 12:50
CNS
-
LCY
28h 30m
2 stops
SWISS Logo
19:05 - 17:20
LCY
-
CNS
36h 15m
2 stops
£1,677SWISS
Tue, 8 Dec - Mon, 18 Jan
SWISS Logo
18:20 - 08:40
CNS
-
LCY
24h 20m
2 stops
SWISS Logo
19:05 - 17:20
LCY
-
CNS
36h 15m
2 stops
£1,841SWISS
Mon, 26 Oct - Mon, 9 Nov
KLM Logo
19:15 - 13:15
CNS
-
LCY
52h 00m
3 stops
KLM Logo
07:45 - 05:45
LCY
-
CNS
36h 00m
3 stops
£2,480KLM
Fri, 27 Nov - Fri, 11 Dec
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
19:00 - 05:30
LCY
-
CNS
49h 30m
3 stops
£2,927KLM
Mon, 7 Sep - Mon, 5 Oct

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Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
£1,188
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
£1,192
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
£1,192

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
26 Oct
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
9 Nov
LHR21:45London Heathrow
33h 35m
1 stop
CNS17:20Cairns
£878
Singapore Airlines
29 Nov
CNS18:20Cairns
24h 40m
1 stop
LGW09:00London Gatwick
4 Dec
LGW13:00London Gatwick
42h 20m
1 stop
CNS17:20Cairns
£920
Singapore Airlines
7 Sept
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
20 Sept
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
£1,017

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to London 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, momondo users made 279,928 searches. Data last updated 14 July 2026.
Use the filters below to find and compare flights from Cairns to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 26/10

18:20-19:10

1 stop34h 50m

London Heathrow

Mon 9/11

21:45-17:20

1 stop33h 35m

£878

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 26/10

18:20-15:20

1 stop31h 00m

London Heathrow

Mon 9/11

21:00-22:10

2 stops39h 10m

£893

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 29/11

18:20-09:00

1 stop24h 40m

London Gatwick

Fri 4/12

13:00-17:20

1 stop42h 20m

£920

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Tue 4/8

06:00-06:40

2 stops33h 40m

London Gatwick

Thu 27/8

18:00-21:00

2 stops42h 00m

£941

CairnsLondon

CNS - STN

CNSSTN

Cairns

Sun 29/11

11:35-12:05

2 stops34h 30m

London Stansted

Fri 4/12

20:15-10:45

2 stops28h 30m

£1,127

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 12/11

13:55-12:05

2 stops32h 10m

London Stansted

Mon 16/11

20:15-10:45

2 stops28h 30m

£1,136

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Tue 8/12

18:20-12:50

2 stops28h 30m

London City

Mon 18/1

19:05-17:20

2 stops36h 15m

£1,677
Fastest return journey

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 26/10

18:20-08:40

2 stops24h 20m

London City

Mon 9/11

19:05-17:20

2 stops36h 15m

£1,841

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Fri 27/11

19:15-13:15

3 stops52h 00m

London City

Fri 11/12

07:45-05:45

3 stops36h 00m

£2,480

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 7/9

19:00-19:45

3 stops57h 45m

London City

Mon 5/10

19:00-05:30

3 stops49h 30m

£2,927

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Cairns to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Cairns and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Cairns is in October. Flight prices, which tend to average around £629, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Cairns averaging around £715.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 3% on your flight if you consider stops on a Cairns to London flight.

How have Cairns to London flight prices changed over time?

As of July 2026, prices for Cairns to London flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Cairns to London

Are you open to changing your travel dates? Check out the ideal times to fly from Cairns to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cairns to London (CNS to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to London

Fastest flight time

23h 25m

Direct flights

None
The fastest flight from Cairns to London takes 23h 25m
There are no direct flights from Cairns to London. There are no popular flight routes from Cairns to London.
Search flight deals

Frequently asked questions about flying from Cairns to London

  • How far is Cairns to London by plane?

    London is 9399.3 mi away from Cairns. Typically, this will take 23h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Cairns Airport to London?

    Prices for flights from Cairns Airport to London refresh daily.

  • How old do you have to be to fly from Cairns Airport to London?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Ilford
Canterbury
Guildford
Hastings
Hayes
Chichester
Bedford
Colchester
Harlow
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cairns to London. momondo saves you time and could save you money on your trip.

Can I find flights from Cairns to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cairns to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Cairns to London?

momondo provides multiple filters to help you find the best flight to London from Cairns. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Cairns to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Cairns are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport