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Cheap flights from Cairns to London from £442

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — LON
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cairns to London

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to London
Explore the most affordable flight options available from Cairns to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2026.

Mon 2/1118:20
CNS
-
LHR
1 stop31h 00m
Singapore Airlines
Wed 4/1110:40
LHR
-
CNS
1 stop44h 40m
Singapore Airlines
Deal found 7/6£851
Wed 21/1018:15
CNS
-
LGW
1 stop45h 40m
Singapore Airlines
Sat 21/1109:20
LGW
-
CNS
1 stop46h 00m
Singapore Airlines
Deal found 9/6£919
Thu 6/806:00
CNS
-
LGW
2 stops42h 00m
Multiple Airlines
Wed 19/811:35
LGW
-
CNS
2 stops44h 35m
Multiple Airlines
Deal found 8/6£923
Sun 8/1118:20
CNS
-
LGW
1 stop22h 05m
Singapore Airlines
Thu 26/1113:00
LGW
-
CNS
1 stop66h 20m
Singapore Airlines
Deal found 8/6£926
Sun 8/1118:20
CNS
-
LHR
1 stop31h 00m
Singapore Airlines
Thu 26/1121:45
LHR
-
CNS
1 stop57h 35m
Singapore Airlines
Deal found 8/6£933
Mon 27/706:00
CNS
-
LGW
2 stops33h 40m
Multiple Airlines
Mon 10/811:35
LGW
-
CNS
2 stops44h 35m
Multiple Airlines
Deal found 11/6£982
Sun 8/1106:00
CNS
-
LGW
2 stops34h 30m
Multiple Airlines
Thu 26/1110:30
LGW
-
CNS
2 stops44h 45m
Multiple Airlines
Deal found 8/6£1,034
Sun 8/1106:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Thu 26/1121:00
LHR
-
CNS
2 stops35h 35m
Multiple Airlines
Deal found 8/6£1,042
Fri 24/707:00
CNS
-
LHR
2 stops33h 00m
Multiple Airlines
Sun 16/821:45
LHR
-
CNS
2 stops30h 10m
Multiple Airlines
Deal found 7/6£1,052
Mon 27/706:50
CNS
-
LHR
2 stops38h 55m
Multiple Airlines
Mon 10/821:45
LHR
-
CNS
2 stops30h 55m
Multiple Airlines
Deal found 11/6£1,061
Mon 27/718:15
CNS
-
LHR
1 stop30h 30m
Multiple Airlines
Wed 26/822:00
LHR
-
CNS
2 stops39h 40m
Multiple Airlines
Deal found 8/6£1,065
Wed 21/1006:00
CNS
-
LGW
2 stops33h 40m
Multiple Airlines
Sat 21/1117:00
LGW
-
CNS
2 stops38h 15m
Multiple Airlines
Deal found 9/6£1,067

Find flight deals from Cairns to London

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2026.

Round-trip from

£919

One-way from

£442

Popular in

July

Cheapest in

February

Average price

£1,389
Singapore Airlines
  • Singapore Airlines
  • 21/10-21/11
  • 2 total stops
  • 91h 40m total
  • Cairns to London
Search Deals
25/7
  • 25/7
  • 2 total stops
  • 57h 20m total
  • Cairns to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£161 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 12 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

Wed 21/10

18:15-06:55

1 stop45h 40m

London Gatwick

Sat 21/11

09:20-17:20

1 stop46h 00m

£919

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 8/11

18:20-06:25

1 stop22h 05m

London Gatwick

Thu 26/11

13:00-17:20

1 stop66h 20m

£926

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

£1,052

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 27/7

18:15-19:30

1 stop58h 15m

London Heathrow

Wed 26/8

11:20-17:00

1 stop44h 40m

£1,075

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 6/7

18:20-07:20

2 stops46h 00m

London Gatwick

Sun 26/7

14:35-11:50

2 stops36h 15m

£1,097

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 6/7

18:20-18:45

2 stops57h 25m

London Stansted

Sun 26/7

21:05-11:50

2 stops29h 45m

£1,103

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 6/7

18:20-18:45

2 stops57h 25m

London Stansted

Mon 27/7

21:05-19:30

2 stops37h 25m

£1,112

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

£1,119

CairnsLondon

CNS - STN

CNSSTN

Cairns

Mon 27/7

17:25-19:00

2 stops34h 35m

London Stansted

Mon 3/8

21:05-19:30

2 stops37h 25m

£1,138

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Tue 17/11

11:35-20:50

2 stops43h 15m

London Gatwick

Sat 21/11

13:35-10:45

2 stops35h 10m

£1,172

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Cairns to London

Have a flexible travel schedule? Discover the best time to fly to London from Cairns with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cairns to London

What is the cheapest month to book a flight from Cairns to London?

Currently, October is the cheapest month in which you can book a flight from Cairns to London (average of £629). Flying from Cairns to London in January is currently the most expensive (average of £921). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Cairns to London?

What’s the top stopover airport for flights from Cairns to London?

Share of one-stop return flights from Cairns to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Singapore (SIN) – chosen by Cheapflights users on 91% of one-stop itineraries from Cairns to London on Cheapflights.

What’s the cheapest stopover airport for flights from Cairns to London?

Average return fare for one-stop flights from Cairns to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of £1,313.

What’s the fastest stopover option from Cairns to London?

Shortest average travel time for one-stop one-way flights from Cairns to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 25h 22m.

Which airport typically offers the quickest stopover for flights from Cairns to London?

Average stopover duration for one-stop one-way flights from Cairns to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 5h 37m.

How far ahead should I book a flight from Cairns to London?

The price you pay for your flight from Cairns to London may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 12 June 2026.
See what other customers who have flown with Singapore Airlines from Cairns to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,541 reviews
Check prices

Food

7.8

Entertainment

8.1

Crew

8.6

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,541 reviews
Singapore Airlines
8.2
Very Good
1,541 reviews
Check prices

Food

7.8

Entertainment

8.1

Crew

8.6

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

Find useful and relevant information for your journey from Cairns to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cairns to London?

    If you book a flight to London from Cairns, you will be flying from Cairns, which is the city’s only airport. Cairns (CNS) is located 2.8 mi from the center of Cairns. There are 0 flights from Cairns to London per day from 0 different airlines.

  • How long is the flight from Cairns to London?

    Airlines like Singapore Airlines, Emirates, and Qantas Airways fly from Cairns to London in about 34h 15m. The time it takes to get you to your destination can typically vary by up to 11h 45m. Cairns and London are separated by a distance of 9409 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Cairns to London?

    While some choose either Cairns - London Gatwick or Cairns - London Stansted, Cairns - London Heathrow is the most popular route from Cairns to London.

  • Can I find deals for flights from Cairns to London that include hotel bookings?

    Yes. In addition to deals on Cairns to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cairns to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to London.

  • Can I find deals for business class flights from Cairns to London?

    Yes. Cheapflights offers flight deals from Cairns to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cairns to London?

    Currently, October is the cheapest month in which you can book a flight from Cairns to London (average of £629). Flying from Cairns to London in January is currently the most expensive (average of £921). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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