Cheap flights from Cairns to London from £395

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 18/5. 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
09:10 - 18:40
CNS
-
LHR
66h 30m
2 stops
Multiple Airlines Logo
21:20 - 21:00
LHR
-
CNS
38h 40m
2 stops
£736Multiple Airlines
Tue, 12 May - Thu, 11 Jun
Singapore Airlines Logo
18:35 - 19:10
CNS
-
LHR
34h 35m
1 stop
Singapore Airlines Logo
10:40 - 17:20
LHR
-
CNS
20h 40m
1 stop
£840Singapore Airlines
Sun, 8 Mar - Sun, 22 Mar
Emirates Logo
11:35 - 13:50
CNS
-
LHR
36h 15m
2 stops
Emirates Logo
20:20 - 10:45
LHR
-
CNS
28h 25m
2 stops
£925Emirates
Sun, 8 Mar - Sun, 22 Mar
Multiple Airlines Logo
06:00 - 06:30
CNS
-
LGW
34h 30m
2 stops
Multiple Airlines Logo
10:30 - 17:15
LGW
-
CNS
44h 45m
2 stops
£974Multiple Airlines
Sun, 8 Mar - Sun, 22 Mar
Singapore Airlines Logo
18:35 - 06:25
CNS
-
LGW
45h 50m
1 stop
Singapore Airlines Logo
09:25 - 17:20
LGW
-
CNS
21h 55m
1 stop
£998Singapore Airlines
Sun, 8 Mar - Sun, 22 Mar
Emirates Logo
11:35 - 12:05
CNS
-
STN
58h 30m
2 stops
Emirates Logo
14:05 - 10:45
STN
-
CNS
34h 40m
2 stops
£1,044Emirates
Sun, 8 Mar - Sun, 22 Mar
Qantas Airways Logo
15:45 - 06:35
CNS
-
LHR
47h 50m
2 stops
Qantas Airways Logo
20:50 - 11:50
LHR
-
CNS
30h 00m
2 stops
£1,094Qantas Airways
Sat, 16 May - Tue, 19 May
Qantas Airways Logo
14:50 - 06:15
CNS
-
LHR
49h 25m
2 stops
Qantas Airways Logo
20:50 - 15:00
LHR
-
CNS
33h 10m
2 stops
£1,096Qantas Airways
Sat, 14 Mar - Thu, 2 Apr
KLM Logo
19:00 - 19:45
CNS
-
LCY
57h 45m
3 stops
KLM Logo
17:50 - 05:30
LCY
-
CNS
26h 40m
3 stops
£1,450KLM
Wed, 15 Apr - Tue, 28 Apr
KLM Logo
19:00 - 09:30
CNS
-
LCY
47h 30m
3 stops
KLM Logo
10:00 - 05:30
LCY
-
CNS
34h 30m
3 stops
£1,545KLM
Mon, 6 Apr - Tue, 21 Apr

Qantas Airways flights from Cairns to London

Our best Qantas Airways deals on Cairns to London flight tickets
Qantas Airways
16 May
CNS15:45Cairns
47h 50m
2 stops
LHR06:35London Heathrow
19 May
LHR20:50London Heathrow
30h 00m
2 stops
CNS11:50Cairns
£1,094
Qantas Airways
14 Mar
CNS14:50Cairns
49h 25m
2 stops
LHR06:15London Heathrow
2 Apr
LHR20:50London Heathrow
33h 10m
2 stops
CNS15:00Cairns
£1,096
Qantas Airways
16 May
CNS15:45Cairns
47h 50m
2 stops
LHR06:35London Heathrow
19 May
LHR20:50London Heathrow
30h 00m
2 stops
CNS11:50Cairns
£1,096

Qatar Airways flights from Cairns to London

Our best Qatar Airways deals on Cairns to London flight tickets
Qatar Airways
14 Mar
CNS09:15Cairns
38h 45m
2 stops
LHR14:00London Heathrow
28 Mar
LHR08:30London Heathrow
38h 10m
2 stops
CNS08:40Cairns
£1,291
Qatar Airways
14 Mar
CNS09:15Cairns
44h 35m
2 stops
LHR19:50London Heathrow
28 Mar
LHR20:10London Heathrow
41h 10m
2 stops
CNS23:20Cairns
£1,294
Qatar Airways
16 Apr
CNS09:20Cairns
30h 20m
2 stops
LGW06:40London Gatwick
2 May
LGW09:00London Gatwick
29h 20m
2 stops
CNS23:20Cairns
£1,477

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 21 February 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

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Tue 12/5

09:10-18:40

2 stops66h 30m

London Heathrow

Thu 11/6

21:20-21:00

2 stops38h 40m

£736

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

18:35-19:10

1 stop34h 35m

London Heathrow

Sun 22/3

10:40-17:20

1 stop20h 40m

£840

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sun 8/3

11:35-13:50

2 stops36h 15m

London Heathrow

Sun 22/3

20:20-10:45

2 stops28h 25m

£925

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 8/3

06:00-06:30

2 stops34h 30m

London Gatwick

Sun 22/3

10:30-17:15

2 stops44h 45m

£974

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 8/3

18:35-06:25

1 stop45h 50m

London Gatwick

Sun 22/3

09:25-17:20

1 stop21h 55m

£998

CairnsLondon

CNS - STN

CNSSTN

Cairns

Sun 8/3

11:35-12:05

2 stops58h 30m

London Stansted

Sun 22/3

14:05-10:45

2 stops34h 40m

£1,044

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sat 16/5

15:45-06:35

2 stops47h 50m

London Heathrow

Tue 19/5

20:50-11:50

2 stops30h 00m

£1,094

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Sat 14/3

14:50-06:15

2 stops49h 25m

London Heathrow

Thu 2/4

20:50-15:00

2 stops33h 10m

£1,096

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 15/4

19:00-19:45

3 stops57h 45m

London City

Tue 28/4

17:50-05:30

3 stops26h 40m

£1,450

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Mon 6/4

19:00-09:30

3 stops47h 30m

London City

Tue 21/4

10:00-05:30

3 stops34h 30m

£1,545

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 £782, 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 £864.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £549. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Cairns to London for around £888.

Can stopping save me money on Cairns to London flights?

You could potentially save up to 7% 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 February 2026, prices for Cairns to London flights are approximately 13% 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

28h 55m

Direct flights

None
The fastest flight from Cairns to London takes 28h 55m
There are no direct flights from Cairns to London. There are no popular flight routes from Cairns to London.
  • How far is Cairns to London by plane?

    London is 9399.3 mi away from Cairns. Typically, this will take 28h 55m 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
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Worthing
Bedford
Ramsgate

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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Mon 23/3
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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