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Cheap flights from Cairns to London from £405

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — LON
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Cairns to London are usually found in February or March, booked 68 days in advance, depart on a Monday or Saturday and return on a Thursday

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 18 December 2025.

Fri 19/1206:40CNS - LHR
2 stops33h 35mMultiple Airlines
Sun 4/120:10LHR - CNS
2 stops29h 10mMultiple Airlines
Deal found 16/12£2,364
Fri 19/1214:50CNS - LHR
2 stops48h 35mCathay Pacific
Sun 4/111:00LHR - CNS
1 stop36h 55mCathay Pacific
Deal found 17/12£2,591
Fri 19/1219:15CNS - LHR
3 stops54h 50mKLM
Sun 4/114:05LHR - CNS
3 stops29h 40mKLM
Deal found 16/12£2,636
Fri 19/1219:15CNS - LCY
3 stops52h 00mKLM
Sun 4/113:45LCY - CNS
3 stops30h 00mKLM
Deal found 16/12£2,655
Fri 19/1206:00CNS - STN
2 stops40h 05mEmirates
Sun 4/114:05STN - CNS
2 stops34h 55mEmirates
Deal found 16/12£2,696
Fri 19/1206:00CNS - LGW
2 stops39h 40mEmirates
Sun 4/109:40LGW - CNS
2 stops39h 20mEmirates
Deal found 16/12£2,701
Fri 19/1217:35CNS - LHR
3 stops70h 40mQantas Airways
Sun 4/120:10LHR - CNS
2 stops40h 55mQantas Airways
Deal found 17/12£2,758
Fri 19/1218:35CNS - LGW
1 stop21h 50mSingapore Airlines
Sun 4/109:25LGW - CNS
1 stop21h 55mSingapore Airlines
Deal found 16/12£2,793
Fri 19/1218:35CNS - LHR
1 stop34h 35mSingapore Airlines
Sun 4/110:40LHR - CNS
1 stop20h 40mSingapore Airlines
Deal found 16/12£2,823
Fri 19/1223:55CNS - LGW
2 stops40h 00mQatar Airways
Sun 4/108:40LGW - CNS
2 stops52h 25mQatar Airways
Deal found 17/12£2,867

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 18 December 2025.

Round-trip from

£796

One-way from

£405

Popular in

December

Cheapest in

February

Average price

£1,404
29/1-5/2
  • 29/1-5/2
  • 4 total stops
  • 99h 15m total
  • Cairns to London
Search Deals
6/3
  • 6/3
  • 2 total stops
  • 48h 05m total
  • Cairns to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£77 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 18 December 2025.
Use the filters below to find and compare flights from Cairns to London that are best for you.

Fly from

Cairns

Fly to

London

Route

Depart

Return

Price

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Thu 29/1

09:55-14:00

2 stops38h 05m

London Gatwick

Thu 5/2

17:00-08:30

3 stops53h 30m

£796

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sat 31/1

12:05-14:00

2 stops35h 55m

London Gatwick

Sat 7/2

10:30-08:30

3 stops60h 00m

£806

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 1/6

18:15-15:45

1 stop54h 30m

London Heathrow

Sun 21/6

09:25-17:00

1 stop22h 35m

£831

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Fri 30/1

18:35-15:20

1 stop30h 45m

London Heathrow

Fri 6/2

09:10-17:20

1 stop46h 10m

£901

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

18:35-06:25

1 stop21h 50m

London Gatwick

Sat 28/2

09:20-17:20

1 stop46h 00m

£979

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Wed 14/1

18:35-15:20

1 stop30h 45m

London Heathrow

Sat 28/2

21:45-17:20

1 stop33h 35m

£980

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Fri 30/1

14:35-17:30

2 stops36h 55m

London Heathrow

Fri 6/2

21:00-18:45

2 stops35h 45m

£1,001

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 14/1

06:00-06:30

2 stops34h 30m

London Gatwick

Sat 28/2

17:00-17:30

2 stops38h 30m

£1,017

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Fri 30/1

18:35-06:25

1 stop45h 50m

London Gatwick

Fri 6/2

09:20-17:20

1 stop46h 00m

£1,027

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Thu 5/2

11:25-15:00

1 stop37h 35m

London Heathrow

Mon 9/2

22:05-10:45

2 stops50h 40m

£1,045

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 48 results
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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

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

Use this chart to determine the optimal time to book a return flight from Cairns to London. Price data was last updated on 12 December 2025.

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 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Cairns to London (average of £699). Flying from Cairns to London in December is currently the most expensive (average of £1,116). 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.

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 18 December 2025.
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
8.1
Very Good
1,413 reviews
Check prices

Food

7.8

Overall

8.1

Comfort

8.0

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.1
Very Good
1,413 reviews
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Food

7.8

Overall

8.1

Comfort

8.0

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

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, Cathay Pacific, and Emirates fly from Cairns to London in about 34h 30m. The time it takes to get you to your destination can typically vary by up to 20h. Cairns and London are separated by a distance of 9368 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, February is the cheapest month in which you can book a flight from Cairns to London (average of £699). Flying from Cairns to London in December is currently the most expensive (average of £1,116). 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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