Cheap flights from Cairns to London from £442

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 16/11. 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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Cheap return flights

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Singapore Airlines Logo
18:20 - 15:20
CNS
-
LHR
31h 00m
1 stop
Singapore Airlines Logo
10:40 - 17:20
LHR
-
CNS
44h 40m
1 stop
£887Singapore Airlines
Mon, 2 Nov - Wed, 4 Nov
Multiple Airlines Logo
06:45 - 15:00
CNS
-
LGW
41h 15m
2 stops
Multiple Airlines Logo
18:00 - 18:25
LGW
-
CNS
39h 25m
2 stops
£1,100Multiple Airlines
Mon, 6 Jul - Mon, 20 Jul
Emirates Logo
18:20 - 21:30
CNS
-
LGW
36h 10m
2 stops
Emirates Logo
21:45 - 15:00
LGW
-
CNS
32h 15m
2 stops
£1,102Emirates
Wed, 8 Jul - Thu, 23 Jul
Emirates Logo
18:20 - 20:15
CNS
-
LHR
34h 55m
2 stops
Emirates Logo
22:15 - 15:00
LHR
-
CNS
31h 45m
2 stops
£1,154Emirates
Mon, 6 Jul - Mon, 20 Jul
Multiple Airlines Logo
17:40 - 18:45
CNS
-
STN
34h 05m
2 stops
Multiple Airlines Logo
14:05 - 08:40
STN
-
CNS
32h 35m
2 stops
£1,160Multiple Airlines
Tue, 22 Sep - Tue, 27 Oct
Emirates Logo
18:20 - 21:30
CNS
-
LGW
36h 10m
2 stops
Emirates Logo
21:45 - 15:00
LGW
-
CNS
32h 15m
2 stops
£1,163Emirates
Wed, 8 Jul - Thu, 23 Jul
Emirates Logo
15:45 - 12:35
CNS
-
LGW
29h 50m
2 stops
Emirates Logo
20:25 - 10:45
LGW
-
CNS
28h 20m
2 stops
£1,168Emirates
Tue, 22 Sep - Tue, 27 Oct
Qatar Airways Logo
10:30 - 06:30
CNS
-
LHR
29h 00m
2 stops
Qatar Airways Logo
08:05 - 08:35
LHR
-
CNS
38h 30m
2 stops
£1,177Qatar Airways
Tue, 22 Sep - Tue, 27 Oct
Qantas Airways Logo
06:00 - 06:15
CNS
-
LHR
34h 15m
2 stops
Qantas Airways Logo
20:10 - 10:45
LHR
-
CNS
28h 35m
2 stops
£1,196Qantas Airways
Thu, 12 Nov - Mon, 16 Nov
KLM Logo
19:00 - 16:40
CNS
-
LCY
54h 40m
3 stops
KLM Logo
12:10 - 05:30
LCY
-
CNS
32h 20m
3 stops
£2,141KLM
Sun, 13 Sep - Sat, 10 Oct

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets
Qatar Airways
22 Sept
CNS10:30Cairns
29h 00m
2 stops
LHR06:30London Heathrow
27 Oct
LHR08:05London Heathrow
38h 30m
2 stops
CNS08:35Cairns
£1,177
Qatar Airways
22 Jun
CNS16:55Cairns
46h 45m
2 stops
LGW06:40London Gatwick
24 Aug
LGW09:00London Gatwick
41h 25m
2 stops
CNS11:25Cairns
£1,587
Qatar Airways
22 Jun
CNS16:55Cairns
46h 45m
2 stops
LGW06:40London Gatwick
24 Aug
LGW09:00London Gatwick
45h 55m
2 stops
CNS15:55Cairns
£1,593

Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
2 Nov
CNS18:20Cairns
31h 00m
1 stop
LHR15:20London Heathrow
4 Nov
LHR10:40London Heathrow
44h 40m
1 stop
CNS17:20Cairns
£887
Singapore Airlines
22 Sept
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
27 Oct
LHR20:35London Heathrow
58h 45m
1 stop
CNS17:20Cairns
£1,193
Singapore Airlines
22 Sept
CNS18:15Cairns
21h 40m
1 stop
LGW06:55London Gatwick
27 Oct
LGW13:00London Gatwick
66h 20m
1 stop
CNS17:20Cairns
£1,221

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 4 June 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 2/11

18:20-15:20

1 stop31h 00m

London Heathrow

Wed 4/11

10:40-17:20

1 stop44h 40m

£887

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 6/7

06:45-15:00

2 stops41h 15m

London Gatwick

Mon 20/7

18:00-18:25

2 stops39h 25m

£1,100

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 8/7

18:20-21:30

2 stops36h 10m

London Gatwick

Thu 23/7

21:45-15:00

2 stops32h 15m

£1,102

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 6/7

18:20-20:15

2 stops34h 55m

London Heathrow

Mon 20/7

22:15-15:00

2 stops31h 45m

£1,154

CairnsLondon

CNS - STN

CNSSTN

Cairns

Tue 22/9

17:40-18:45

2 stops34h 05m

London Stansted

Tue 27/10

14:05-08:40

2 stops32h 35m

£1,160

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 8/7

18:20-21:30

2 stops36h 10m

London Gatwick

Thu 23/7

21:45-15:00

2 stops32h 15m

£1,163
Fastest return journey

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Tue 22/9

15:45-12:35

2 stops29h 50m

London Gatwick

Tue 27/10

20:25-10:45

2 stops28h 20m

£1,168

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 22/9

10:30-06:30

2 stops29h 00m

London Heathrow

Tue 27/10

08:05-08:35

2 stops38h 30m

£1,177

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 12/11

06:00-06:15

2 stops34h 15m

London Heathrow

Mon 16/11

20:10-10:45

2 stops28h 35m

£1,196

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Sun 13/9

19:00-16:40

3 stops54h 40m

London City

Sat 10/10

12:10-05:30

3 stops32h 20m

£2,141

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 £626, 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 £712.

How have Cairns to London flight prices changed over time?

As of June 2026, prices for Cairns to London flights are approximately 9% 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.

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.

  • What is the most popular airline from Cairns to London?

Travelling to a place near London?

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

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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1 adult
Sat 4/7
Sat 11/7

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