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Cheap flights from Cairns to London from $727

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — LON
17 Feb — 24 Feb1
1 adult

The best prices from Cairns to London are usually found in October or February, booked 38 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap 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 February 2025.

Round-trip from

$1,536

One-way from

$727

Popular in

December

Cheapest in

October

Average price

$1,682
Singapore Airlines
  • Singapore Airlines
  • 17/3-26/3
  • 2 total stops
  • 79h 00m total
  • Cairns to London
9/3
  • 9/3
  • 2 total stops
  • 45h 45m total
  • Cairns to London
Highest demand for flights based on searches. 7% potential increase in price ($261 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($157 potential savings vs. average return price).
Average for round-trip flights in February 2025

Find flight deals from Cairns to London

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 February 2025.

Mon 17/318:35CNS - LHR
1 stop34h 35mSingapore Airlines
Wed 26/310:55LHR - CNS
1 stop44h 25mSingapore Airlines
Deal found 11/2$1,536
Mon 17/309:45CNS - LHR
2 stops40h 10mMultiple Airlines
Wed 26/320:25LHR - CNS
2 stops39h 45mMultiple Airlines
Deal found 11/2$1,635
Wed 5/318:20CNS - LGW
2 stops46h 10mMultiple Airlines
Sun 23/317:00LGW - CNS
2 stops38h 35mMultiple Airlines
Deal found 11/2$1,651
Mon 17/318:35CNS - LGW
1 stop22h 05mSingapore Airlines
Thu 17/410:15LGW - CNS
1 stop21h 45mSingapore Airlines
Deal found 11/2$1,875
Wed 5/312:45CNS - STN
2 stops57h 20mEmirates
Sun 23/320:15STN - CNS
2 stops29h 50mEmirates
Deal found 11/2$2,109
Mon 17/318:35CNS - LHR
3 stops29h 05mSWISS
Wed 26/320:05LHR - CNS
2 stops52h 25mSWISS
Deal found 10/2$2,169
Sun 25/513:05CNS - LGW
2 stops32h 30mEmirates
Sun 22/621:45LGW - CNS
2 stops29h 20mEmirates
Deal found 11/2$2,196
Wed 5/318:35CNS - LCY
2 stops24h 10mSWISS
Sun 23/319:20LCY - CNS
2 stops29h 10mSWISS
Deal found 11/2$2,278
Mon 17/312:45CNS - LHR
2 stops37h 25mEmirates
Thu 17/419:50LHR - CNS
2 stops37h 10mEmirates
Deal found 11/2$2,286
Mon 17/307:00CNS - LCY
3 stops35h 35mMultiple Airlines
Wed 26/317:45LCY - CNS
3 stops35h 20mMultiple Airlines
Deal found 11/2$2,367
Mon 17/306:00CNS - LHR
3 stops34h 15mQantas Airways
Thu 17/420:55LHR - CNS
2 stops31h 00mQantas Airways
Deal found 11/2$2,384
Mon 17/318:35CNS - LCY
2 stops24h 50mLufthansa
Thu 17/408:45LCY - CNS
2 stops23h 15mLufthansa
Deal found 11/2$4,011

Find flights from Cairns to London within your budget

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 647,157 searches. Data last updated 12 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

18:35-19:10

1 stop34h 35m

London Heathrow

Wed 26/3

10:55-17:20

1 stop44h 25m

$1,536

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

09:45-15:55

2 stops40h 10m

London Heathrow

Wed 26/3

20:25-22:10

2 stops39h 45m

$1,635

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Wed 5/3

18:20-06:30

2 stops46h 10m

London Gatwick

Sun 23/3

17:00-17:35

2 stops38h 35m

$1,651

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Mon 17/3

18:35-06:40

1 stop22h 05m

London Gatwick

Thu 17/4

10:15-17:00

1 stop21h 45m

$1,875

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 5/3

09:45-12:05

2 stops36h 20m

London Stansted

Sun 23/3

20:15-17:35

2 stops35h 20m

$1,969

CairnsLondon

CNS - STN

CNSSTN

Cairns

Wed 5/3

12:45-12:05

2 stops57h 20m

London Stansted

Sun 23/3

20:15-12:05

2 stops29h 50m

$2,109

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

18:35-13:40

3 stops29h 05m

London Heathrow

Wed 26/3

20:05-10:30

2 stops52h 25m

$2,169

CairnsLondon

CNS - LGW

CNSLGW

Cairns

Sun 25/5

13:05-12:35

2 stops32h 30m

London Gatwick

Sun 22/6

21:45-12:05

2 stops29h 20m

$2,196

CairnsLondon

CNS - LCY

CNSLCY

Cairns

Wed 5/3

18:35-08:45

2 stops24h 10m

London City

Sun 23/3

19:20-10:30

2 stops29h 10m

$2,278

CairnsLondon

CNS - LHR

CNSLHR

Cairns

Mon 17/3

12:45-16:10

2 stops37h 25m

London Heathrow

Thu 17/4

19:50-18:00

2 stops37h 10m

$2,286

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 31 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.

Travel insights for flights from Cairns to London

Get recent, data-driven insights about flights from Cairns to London including ideal travel times, pricing trends, and more.

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 7 February 2025.

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cairns to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $1,037). Flying from Cairns to London in December is currently the most expensive (average of $1,667). 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.

What is the cheapest time of day to fly from CNS to LON?

Find hourly flight availability from Cairns to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 February 2025.

It’s optimal to fly from Cairns to London in the afternoon. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Cairns to London?

Use this chart to determine the cheapest time to fly return from Cairns to London. Price data was last updated on 30 June 2024.

Travellers seeking maximum savings on their Cairns to London flight should consider departing on Sunday at midday when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 February 2025.
Read through reviews of airlines operating flights from Cairns to London, such as Emirates, Singapore Airlines and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20

2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20

2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20

2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Overall

8.1

Entertainment