Cheap flights from Cairns to London from £452

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 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 - 18:45
CNS
-
LHR
40h 45m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
£956Multiple Airlines
Wed, 1 Jul - Mon, 31 Aug
Multiple Airlines Logo
12:35 - 07:00
CNS
-
LHR
27h 25m
2 stops
Multiple Airlines Logo
09:30 - 22:40
LHR
-
CNS
28h 10m
2 stops
£959Multiple Airlines
Wed, 13 May - Sun, 24 May
Multiple Airlines Logo
11:00 - 18:45
CNS
-
LHR
40h 45m
2 stops
Multiple Airlines Logo
09:30 - 22:25
LHR
-
CNS
27h 55m
2 stops
£967Multiple Airlines
Wed, 1 Jul - Thu, 10 Sep
Multiple Airlines Logo
19:00 - 07:05
CNS
-
LGW
45h 05m
3 stops
Multiple Airlines Logo
10:25 - 05:30
LGW
-
CNS
34h 05m
3 stops
£1,001Multiple Airlines
Wed, 1 Jul - Tue, 8 Sep
Multiple Airlines Logo
06:00 - 18:40
CNS
-
LHR
45h 40m
2 stops
Multiple Airlines Logo
21:20 - 08:30
LHR
-
CNS
50h 10m
2 stops
£1,016Multiple Airlines
Wed, 1 Jul - Tue, 8 Sep
Emirates Logo
12:35 - 18:45
CNS
-
STN
39h 10m
2 stops
Emirates Logo
14:55 - 11:50
STN
-
CNS
35h 55m
2 stops
£1,071Emirates
Sun, 17 May - Sun, 24 May
Emirates Logo
12:35 - 12:35
CNS
-
LGW
33h 00m
2 stops
Emirates Logo
21:45 - 11:50
LGW
-
CNS
29h 05m
2 stops
£1,079Emirates
Sun, 17 May - Sun, 24 May
KLM Logo
19:00 - 17:20
CNS
-
LCY
55h 20m
3 stops
KLM Logo
17:10 - 05:30
LCY
-
CNS
27h 20m
3 stops
£2,136KLM
Wed, 1 Jul - Tue, 8 Sep
KLM Logo
19:00 - 09:30
CNS
-
LCY
47h 30m
3 stops
KLM Logo
17:50 - 05:30
LCY
-
CNS
26h 40m
3 stops
£2,195KLM
Mon, 1 Jun - Thu, 18 Jun
SWISS Logo
18:15 - 12:35
CNS
-
LCY
27h 20m
3 stops
SWISS Logo
19:15 - 17:00
LCY
-
CNS
36h 45m
3 stops
£2,616SWISS
Wed, 1 Jul - Mon, 7 Sep

Emirates flights from Cairns to London

Our best Emirates deals on Cairns to London flight tickets
Emirates
17 May
CNS12:35Cairns
39h 10m
2 stops
STN18:45London Stansted
24 May
STN14:55London Stansted
35h 55m
2 stops
CNS11:50Cairns
£1,071
Emirates
17 May
CNS12:35Cairns
33h 00m
2 stops
LGW12:35London Gatwick
24 May
LGW21:45London Gatwick
29h 05m
2 stops
CNS11:50Cairns
£1,079
Emirates
17 May
CNS12:35Cairns
33h 00m
2 stops
LGW12:35London Gatwick
24 May
LGW21:45London Gatwick
29h 05m
2 stops
CNS11:50Cairns
£1,094

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
4 Jul
CNS15:45Cairns
33h 25m
2 stops
LHR16:10London Heathrow
30 Aug
LHR20:50London Heathrow
28h 10m
2 stops
CNS10:00Cairns
£1,306
Qantas Airways
4 Jul
CNS15:45Cairns
35h 55m
2 stops
LHR18:40London Heathrow
29 Aug
LHR20:50London Heathrow
37h 40m
2 stops
CNS19:30Cairns
£1,312
Qantas Airways
13 May
CNS15:45Cairns
29h 40m
2 stops
LHR12:25London Heathrow
24 May
LHR20:50London Heathrow
33h 10m
3 stops
CNS15:00Cairns
£1,473

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 24 April 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

Wed 1/7

11:00-18:45

2 stops40h 45m

London Heathrow

Mon 31/8

09:30-22:40

2 stops28h 10m

£956
Fastest return journey

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 13/5

12:35-07:00

2 stops27h 25m

London Heathrow

Sun 24/5

09:30-22:40

2 stops28h 10m

£959

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 1/7

11:00-18:45

2 stops40h 45m

London Heathrow

Thu 10/9

09:30-22:25

2 stops27h 55m

£967

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 1/7

19:00-07:05

3 stops45h 05m

London Gatwick

Tue 8/9

10:25-05:30

3 stops34h 05m

£1,001

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 1/7

06:00-18:40

2 stops45h 40m

London Heathrow

Tue 8/9

21:20-08:30

2 stops50h 10m

£1,016

CairnsLondon

CNS - STN

CNSSTN

Cairns

Sun 17/5

12:35-18:45

2 stops39h 10m

London Stansted

Sun 24/5

14:55-11:50

2 stops35h 55m

£1,071

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 17/5

12:35-12:35

2 stops33h 00m

London Gatwick

Sun 24/5

21:45-11:50

2 stops29h 05m

£1,079

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 1/7

19:00-17:20

3 stops55h 20m

London City

Tue 8/9

17:10-05:30

3 stops27h 20m

£2,136

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 1/6

19:00-09:30

3 stops47h 30m

London City

Thu 18/6

17:50-05:30

3 stops26h 40m

£2,195

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 1/7

18:15-12:35

3 stops27h 20m

London City

Mon 7/9

19:15-17:00

3 stops36h 45m

£2,616

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 February. Flight prices, which tend to average around £752, 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 £863.

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 April 2026, prices for Cairns to London flights are approximately 6% more expensive 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
Luton
Gatwick
Slough
Maidstone
Wembley
Southend-on-Sea
Ipswich
Canterbury
Ilford
Guildford
Hayes
Dover
Chelmsford
Folkestone
Chichester
Bedford
Ramsgate
Harlow

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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Sun 24/5
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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