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Cheap flights from Cairns to London from £425

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 19/8. 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.
Multiple Airlines Logo
06:00 - 06:40
CNS
-
LGW
33h 40m
2 stops
Multiple Airlines Logo
22:00 - 17:10
LGW
-
CNS
34h 10m
2 stops
£871Multiple Airlines
Sun, 9 Aug - Mon, 24 Aug
Singapore Airlines Logo
18:20 - 19:10
CNS
-
LHR
34h 50m
1 stop
Singapore Airlines Logo
20:35 - 17:20
LHR
-
CNS
34h 45m
1 stop
£881Singapore Airlines
Mon, 2 Nov - Mon, 30 Nov
Singapore Airlines Logo
18:20 - 19:10
CNS
-
LHR
34h 50m
1 stop
Singapore Airlines Logo
20:35 - 17:20
LHR
-
CNS
34h 45m
1 stop
£883Singapore Airlines
Mon, 2 Nov - Wed, 25 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
£889Singapore Airlines
Mon, 2 Nov - Mon, 30 Nov
Emirates Logo
14:55 - 12:05
CNS
-
STN
31h 10m
2 stops
Emirates Logo
20:15 - 10:45
STN
-
CNS
28h 30m
2 stops
£1,097Emirates
Mon, 2 Nov - Mon, 30 Nov
Emirates Logo
14:55 - 12:05
CNS
-
STN
31h 10m
2 stops
Emirates Logo
20:15 - 10:45
STN
-
CNS
28h 30m
2 stops
£1,105Emirates
Mon, 2 Nov - Wed, 25 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
£1,669SWISS
Mon, 2 Nov - Wed, 25 Nov
KLM Logo
19:00 - 16:40
CNS
-
LCY
54h 40m
3 stops
KLM Logo
08:40 - 05:45
LCY
-
CNS
35h 05m
3 stops
£2,156KLM
Wed, 30 Sep - Tue, 3 Nov
KLM Logo
19:00 - 17:20
CNS
-
LCY
55h 20m
3 stops
KLM Logo
08:40 - 05:45
LCY
-
CNS
35h 05m
3 stops
£2,158KLM
Wed, 30 Sep - Tue, 3 Nov
SWISS Logo
18:20 - 12:40
CNS
-
LCY
28h 20m
2 stops
SWISS Logo
17:45 - 17:20
LCY
-
CNS
37h 35m
2 stops
£2,402SWISS
Sat, 12 Dec - Wed, 30 Dec

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Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
2 Nov
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
30 Nov
LHR20:35London Heathrow
34h 45m
1 stop
CNS17:20Cairns
£881
Singapore Airlines
2 Nov
CNS18:20Cairns
34h 50m
1 stop
LHR19:10London Heathrow
25 Nov
LHR20:35London Heathrow
34h 45m
1 stop
CNS17:20Cairns
£883
Singapore Airlines
2 Nov
CNS18:20Cairns
24h 40m
1 stop
LGW09:00London Gatwick
30 Nov
LGW13:00London Gatwick
42h 20m
1 stop
CNS17:20Cairns
£889

KLM flights from Cairns to London

Our best KLM deals on Cairns to London flight tickets
KLM
16 Nov
CNS19:15Cairns
49h 30m
3 stops
LHR10:45London Heathrow
30 Nov
LHR20:25London Heathrow
47h 20m
3 stops
CNS05:45Cairns
£1,327
KLM
30 Sept
CNS19:00Cairns
54h 40m
3 stops
LCY16:40London City
3 Nov
LCY08:40London City
35h 05m
3 stops
CNS05:45Cairns
£2,156

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 1 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 - LGW

CNSLGW

Cairns

Sun 9/8

06:00-06:40

2 stops33h 40m

London Gatwick

Mon 24/8

22:00-17:10

2 stops34h 10m

£871

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 2/11

18:20-19:10

1 stop34h 50m

London Heathrow

Mon 30/11

20:35-17:20

1 stop34h 45m

£881

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 2/11

18:20-19:10

1 stop34h 50m

London Heathrow

Wed 25/11

20:35-17:20

1 stop34h 45m

£883

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 2/11

18:20-09:00

1 stop24h 40m

London Gatwick

Mon 30/11

13:00-17:20

1 stop42h 20m

£889
Fastest return journey

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 2/11

14:55-12:05

2 stops31h 10m

London Stansted

Mon 30/11

20:15-10:45

2 stops28h 30m

£1,097

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 2/11

14:55-12:05

2 stops31h 10m

London Stansted

Wed 25/11

20:15-10:45

2 stops28h 30m

£1,105

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 2/11

18:20-12:50

2 stops28h 30m

London City

Wed 25/11

19:05-17:20

2 stops36h 15m

£1,669

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 30/9

19:00-16:40

3 stops54h 40m

London City

Tue 3/11

08:40-05:45

3 stops35h 05m

£2,156

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 30/9

19:00-17:20

3 stops55h 20m

London City

Tue 3/11

08:40-05:45

3 stops35h 05m

£2,158

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Sat 12/12

18:20-12:40

2 stops28h 20m

London City

Wed 30/12

17:45-17:20

2 stops37h 35m

£2,402

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 £636, 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 £723.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 41% 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
Maidstone
Ipswich
Ilford
Canterbury
Folkestone
Guildford
Hayes
Chichester
Hastings
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