Cheap flights from Cairns to London from £426

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 22/7. 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
11:35 - 17:10
LGW
-
CNS
44h 35m
2 stops
£978Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Multiple Airlines Logo
09:10 - 06:40
CNS
-
LGW
54h 30m
2 stops
Multiple Airlines Logo
11:35 - 17:10
LGW
-
CNS
44h 35m
2 stops
£982Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Multiple Airlines Logo
06:50 - 12:45
CNS
-
LHR
38h 55m
2 stops
Multiple Airlines Logo
21:45 - 13:40
LHR
-
CNS
30h 55m
2 stops
£1,057Multiple Airlines
Mon, 27 Jul - Mon, 10 Aug
Singapore Airlines Logo
18:15 - 19:30
CNS
-
LHR
58h 15m
1 stop
Singapore Airlines Logo
11:20 - 17:00
LHR
-
CNS
20h 40m
1 stop
£1,065Singapore Airlines
Tue, 4 Aug - Tue, 15 Sep
Emirates Logo
15:45 - 12:55
CNS
-
STN
30h 10m
2 stops
Emirates Logo
21:05 - 11:50
STN
-
CNS
29h 45m
2 stops
£1,069Emirates
Wed, 22 Jul - Sun, 26 Jul
Emirates Logo
15:45 - 12:35
CNS
-
LGW
29h 50m
2 stops
Emirates Logo
14:35 - 11:50
LGW
-
CNS
36h 15m
2 stops
£1,075Emirates
Wed, 22 Jul - Sun, 26 Jul
Singapore Airlines Logo
18:15 - 09:30
CNS
-
LGW
24h 15m
1 stop
Singapore Airlines Logo
10:05 - 17:00
LGW
-
CNS
21h 55m
1 stop
£1,135Singapore Airlines
Tue, 4 Aug - Tue, 15 Sep
SWISS Logo
18:15 - 12:35
CNS
-
LCY
27h 20m
2 stops
SWISS Logo
08:10 - 17:00
LCY
-
CNS
23h 50m
2 stops
£1,887SWISS
Mon, 27 Jul - Mon, 10 Aug
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
17:50 - 05:30
LCY
-
CNS
26h 40m
3 stops
£2,774KLM
Mon, 6 Jul - Sun, 26 Jul
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
17:50 - 05:30
LCY
-
CNS
26h 40m
3 stops
£2,790KLM
Mon, 6 Jul - Sun, 26 Jul

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Singapore Airlines flights from Cairns to London

Our best Singapore Airlines deals on Cairns to London flight tickets
Singapore Airlines
4 Aug
CNS18:15Cairns
58h 15m
1 stop
LHR19:30London Heathrow
15 Sept
LHR11:20London Heathrow
20h 40m
1 stop
CNS17:00Cairns
£1,065
Singapore Airlines
4 Aug
CNS18:15Cairns
24h 15m
1 stop
LGW09:30London Gatwick
15 Sept
LGW10:05London Gatwick
21h 55m
1 stop
CNS17:00Cairns
£1,135
Singapore Airlines
12 Aug
CNS18:15Cairns
58h 15m
1 stop
LHR19:30London Heathrow
1 Sept
LHR11:20London Heathrow
20h 40m
1 stop
CNS17:00Cairns
£1,211

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
12 Nov
CNS06:00Cairns
34h 15m
2 stops
LHR06:15London Heathrow
16 Nov
LHR20:10London Heathrow
28h 55m
2 stops
CNS11:05Cairns
£1,176
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
£1,200
Qantas Airways
17 Nov
CNS17:40Cairns
46h 35m
2 stops
LHR06:15London Heathrow
21 Nov
LHR20:10London Heathrow
28h 35m
2 stops
CNS10:45Cairns
£1,202

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 16 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 - LGW

CNSLGW

Cairns

Mon 27/7

06:00-06:40

2 stops33h 40m

London Gatwick

Mon 10/8

11:35-17:10

2 stops44h 35m

£978

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 27/7

09:10-06:40

2 stops54h 30m

London Gatwick

Mon 10/8

11:35-17:10

2 stops44h 35m

£982

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

06:50-12:45

2 stops38h 55m

London Heathrow

Mon 10/8

21:45-13:40

2 stops30h 55m

£1,057

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 4/8

18:15-19:30

1 stop58h 15m

London Heathrow

Tue 15/9

11:20-17:00

1 stop20h 40m

£1,065

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 22/7

15:45-12:55

2 stops30h 10m

London Stansted

Sun 26/7

21:05-11:50

2 stops29h 45m

£1,069

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 22/7

15:45-12:35

2 stops29h 50m

London Gatwick

Sun 26/7

14:35-11:50

2 stops36h 15m

£1,075
Fastest return journey

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Tue 4/8

18:15-09:30

1 stop24h 15m

London Gatwick

Tue 15/9

10:05-17:00

1 stop21h 55m

£1,135

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 27/7

18:15-12:35

2 stops27h 20m

London City

Mon 10/8

08:10-17:00

2 stops23h 50m

£1,887

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 6/7

19:00-19:45

3 stops57h 45m

London City

Sun 26/7

17:50-05:30

3 stops26h 40m

£2,774

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 6/7

19:00-19:45

3 stops57h 45m

London City

Sun 26/7

17:50-05:30

3 stops26h 40m

£2,790

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 £627, 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.

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 June 2026, prices for Cairns to London flights are approximately 32% 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

27h 20m

Direct flights

None
The fastest flight from Cairns to London takes 27h 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 27h 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
Wembley
Milton Keynes
Gatwick
Luton
Slough
Southend-on-Sea
Maidstone
Ipswich
Ilford
Canterbury
Folkestone
Guildford
Hayes
Bedford
Chichester
Dover
Harlow
Chelmsford
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
Thu 16/7
Thu 23/7

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