Cheap flights from Cairns to London from £404

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 11/11. 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
£854Singapore Airlines
Mon, 2 Nov - Wed, 4 Nov
Multiple Airlines Logo
07:00 - 07:00
CNS
-
LHR
33h 00m
2 stops
Multiple Airlines Logo
21:45 - 12:55
LHR
-
CNS
30h 10m
2 stops
£1,055Multiple Airlines
Fri, 24 Jul - Sun, 16 Aug
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
£1,108Multiple 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
£1,110Emirates
Wed, 8 Jul - Thu, 23 Jul
Emirates Logo
06:00 - 12:55
CNS
-
STN
39h 55m
2 stops
Emirates Logo
21:05 - 15:00
STN
-
CNS
32h 55m
2 stops
£1,123Emirates
Thu, 9 Jul - Thu, 23 Jul
Emirates Logo
06:00 - 12:55
CNS
-
STN
39h 55m
2 stops
Emirates Logo
14:55 - 15:00
STN
-
CNS
39h 05m
2 stops
£1,136Emirates
Thu, 9 Jul - Thu, 23 Jul
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
£1,183Qantas Airways
Thu, 12 Nov - Mon, 16 Nov
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
£1,186Qatar 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 - 11:05
LHR
-
CNS
28h 55m
2 stops
£1,196Qantas Airways
Thu, 12 Nov - Mon, 16 Nov
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
10:00 - 05:30
LCY
-
CNS
34h 30m
3 stops
£5,241KLM
Wed, 8 Jul - Thu, 23 Jul

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
£854
Singapore Airlines
22 Sept
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
27 Oct
LHR20:35London Heathrow
58h 45m
1 stop
CNS17:20Cairns
£1,201
Singapore Airlines
22 Sept
CNS18:15Cairns
21h 40m
1 stop
LGW06:55London Gatwick
27 Oct
LGW09:20London Gatwick
22h 00m
1 stop
CNS17:20Cairns
£1,216

Air Canada flights from Cairns to London

Our best Air Canada deals on Cairns to London flight tickets
Air Canada
9 Jul
CNS19:15Cairns
44h 20m
3 stops
LHR06:35London Heathrow
23 Jul
LHR08:30London Heathrow
46h 25m
3 stops
CNS15:55Cairns
£2,130
Air Canada
9 Jul
CNS19:15Cairns
44h 20m
3 stops
LHR06:35London Heathrow
23 Jul
LHR17:40London Heathrow
61h 15m
3 stops
CNS15:55Cairns
£2,336

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 7 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

£854

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Fri 24/7

07:00-07:00

2 stops33h 00m

London Heathrow

Sun 16/8

21:45-12:55

2 stops30h 10m

£1,055

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

£1,108

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

£1,110

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 9/7

06:00-12:55

2 stops39h 55m

London Stansted

Thu 23/7

21:05-15:00

2 stops32h 55m

£1,123

CairnsLondon

CNS - STN

CNSSTN

Cairns

Thu 9/7

06:00-12:55

2 stops39h 55m

London Stansted

Thu 23/7

14:55-15:00

2 stops39h 05m

£1,136
Fastest return journey

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

£1,183

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

£1,186

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 12/11

06:00-06:15

2 stops34h 15m

London Heathrow

Mon 16/11

20:10-11:05

2 stops28h 55m

£1,196

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 8/7

19:00-19:45

3 stops57h 45m

London City

Thu 23/7

10:00-05:30

3 stops34h 30m

£5,241

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 £631, 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 £717.

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 20m

Direct flights

None
The fastest flight from Cairns to London takes 23h 20m
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 20m 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
Tue 7/7
Tue 14/7

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