What is the cheapest airline that flies from London to Cairns?

SWISS, Air Canada, and Singapore Airlines are the most popular carriers operating from London to Cairns

When did momondo last update prices for flights from London to Cairns Airport?

Prices for flights from London to Cairns Airport were last updated today.

How old do you have to be to fly from London to Cairns Airport?

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Cairns Airport.

What documentation or ID do you need to fly to Cairns Airport?

The required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$732 Cheap Flights from London to Cairns in 2025/26

Q: What is the typical price of a round-trip flight between London and Cairns?

Prices are currently low for flights on this route. Typical prices usually range from $2,178 to $2,690. The lowest price recently found on this route was $1,393.

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to Cairns

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

10:30 - 11:20LGW-CNS

62h 50m2 stops

06:00 - 06:30CNS-LGW

58h 30m2 stops

$1,393Multiple Airlines

Find Deal

Tue, 3 Feb - Tue, 17 Feb

10:30 - 17:15LGW-CNS

44h 45m2 stops

06:00 - 14:00CNS-LGW

42h 00m2 stops

$1,565Multiple Airlines

Find Deal

Mon, 29 Dec - Wed, 14 Jan

10:30 - 17:15LGW-CNS

44h 45m2 stops

09:55 - 14:00CNS-LGW

62h 05m2 stops

$1,577Multiple Airlines

Find Deal

Mon, 29 Dec - Thu, 15 Jan

16:50 - 09:55LHR-CNS

31h 05m1 stop

11:25 - 06:30CNS-LHR

29h 05m1 stop

$1,975Cathay Pacific

Find Deal

Tue, 3 Feb - Tue, 17 Feb

17:50 - 17:00LHR-CNS

38h 10m2 stops

18:15 - 08:40CNS-LHR

23h 25m2 stops

$2,074Lufthansa

Find Deal

Sat, 4 Apr - Mon, 20 Apr

17:50 - 17:00LHR-CNS

38h 10m2 stops

18:15 - 08:40CNS-LHR

23h 25m2 stops

$2,078Lufthansa

Find Deal

Sat, 4 Apr - Mon, 20 Apr

19:50 - 09:55LHR-CNS

52h 05m2 stops

11:25 - 15:00CNS-LHR

37h 35m1 stop

$2,160Cathay Pacific

Find Deal

Mon, 29 Dec - Thu, 15 Jan

09:20 - 17:20LGW-CNS

22h 00m1 stop

06:00 - 06:25CNS-LGW

34h 25m2 stops

$2,248Singapore Airlines

Find Deal

Tue, 3 Feb - Tue, 17 Feb

22:00 - 11:50LHR-CNS

51h 50m2 stops

15:35 - 18:35CNS-LHR

61h 00m2 stops

$2,268China Southern

Find Deal

Mon, 2 Mar - Sun, 22 Mar

09:25 - 17:20LGW-CNS

21h 55m1 stop

18:15 - 06:25CNS-LGW

45h 10m1 stop

$2,281Singapore Airlines

Find Deal

Sun, 15 Mar - Sun, 19 Apr

Emirates flights from London to Cairns

Our best Emirates deals on London to Cairns flight tickets

Emirates

15 Mar

STN20:15London Stansted

31h 50m

2 stops

CNS14:05Cairns

19 Apr

CNS15:35Cairns

30h 20m

2 stops

STN12:55London Stansted

$2,429

Find similar

Emirates

4 Mar

STN20:15London Stansted

31h 50m

2 stops

CNS14:05Cairns

8 Mar

CNS11:35Cairns

40h 20m

2 stops

STN17:55London Stansted

$2,443

Find similar

Emirates

4 Mar

STN14:05London Stansted

34h 55m

2 stops

CNS11:00Cairns

8 Mar

CNS11:35Cairns

34h 30m

2 stops

STN12:05London Stansted

$2,447

Find similar

Lufthansa flights from London to Cairns

Our best Lufthansa deals on London to Cairns flight tickets

Lufthansa

4 Apr

LHR17:50London Heathrow

38h 10m

2 stops

CNS17:00Cairns

20 Apr

CNS18:15Cairns

23h 25m

2 stops

LHR08:40London Heathrow

$2,074

Find similar

Lufthansa

4 Apr

LHR17:50London Heathrow

38h 10m

2 stops

CNS17:00Cairns

20 Apr

CNS18:15Cairns

23h 25m

2 stops

LHR08:40London Heathrow

$2,078

Find similar

Lufthansa

15 Mar

LHR20:15London Heathrow

59h 05m

2 stops

CNS17:20Cairns

19 Apr

CNS18:15Cairns

30h 25m

2 stops

LHR15:40London Heathrow

$2,132

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Tue 3/2

10:30-11:20

2 stops62h 50m

Cairns

Tue 17/2

06:00-06:30

2 stops58h 30m

$1,393

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Mon 29/12

10:30-17:15

2 stops44h 45m

Cairns

Wed 14/1

06:00-14:00

2 stops42h 00m

$1,565

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Mon 29/12

10:30-17:15

2 stops44h 45m

Cairns

Thu 15/1

09:55-14:00

2 stops62h 05m

$1,577

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Tue 3/2

16:50-09:55

1 stop31h 05m

Cairns

Tue 17/2

11:25-06:30

1 stop29h 05m

$1,975

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 4/4

17:50-17:00

2 stops38h 10m

Cairns

Mon 20/4

18:15-08:40

2 stops23h 25m

$2,074

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 4/4

17:50-17:00

2 stops38h 10m

Cairns

Mon 20/4

18:15-08:40

2 stops23h 25m

$2,078

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 29/12

19:50-09:55

2 stops52h 05m

Cairns

Thu 15/1

11:25-15:00

1 stop37h 35m

$2,160

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Tue 3/2

09:20-17:20

1 stop22h 00m

Cairns

Tue 17/2

06:00-06:25

2 stops34h 25m

$2,248

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 2/3

22:00-11:50

2 stops51h 50m

Cairns

Sun 22/3

15:35-18:35

2 stops61h 00m

$2,268

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Sun 15/3

09:25-17:20

1 stop21h 55m

Cairns

Sun 19/4

18:15-06:25

1 stop45h 10m

$2,281

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Cairns

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

Prices

Airlines

What is the typical price of a round-trip flight between London and Cairns?

What is the cheapest month to fly to Cairns?

The cheapest month to fly to Cairns from London is in May. Flight prices, which tend to average around $2,109, are often lower during this time because this is during the off-season. If you are unable to visit Cairns during the month of May, then departing from London during the month September is also very affordable. Most momondo users find prices during this month for around $2,146.

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

According to our data, Sunday is the cheapest day to fly to Cairns from London. The lowest ticket price found for a Sunday departure recently was $2,043. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $2,298. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cairns.

What is the cheapest time of day to depart on your flight to Cairns?

In the evening is the cheapest time of day to fly from London to Cairns when you can find flight prices for as low as $952. Flying to Cairns in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,042 on average. Flights to Cairns from London in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Cairns?

You are more likely to see cheaper flights to Cairns from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Cairns for around $2,568 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cairns from London for as low as $2,143 on momondo.

Can stopping save me money on London to Cairns flights?

You could potentially save up to 22% on your flight if you consider stops on a London to Cairns flight.

How have London to Cairns flight prices changed over time?

As of October 2025, prices for London to Cairns flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from London to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from London to Cairns according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Cairns (LON to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Cairns

Direct flights	None

There are no direct flights from London to Cairns. There are no popular flight routes from London to Cairns.

Search flight deals

How far is London to Cairns by plane?
A flight from London to Cairns will travel around 15126.7 km. By plane, this route typically takes 20h 40m.
When did momondo last update prices for flights from London to Cairns Airport?
Prices for flights from London to Cairns Airport were last updated today.
How old do you have to be to fly from London to Cairns Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Cairns Airport.
What documentation or ID do you need to fly to Cairns Airport?
The required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Port Douglas

Palm Cove

Trinity Beach

Mission Beach

Why use momondo?

Why should I use momondo to find a flight deal from London to Cairns?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Cairns. momondo saves you time and could save you money on your trip.

Can I find flights from London to Cairns with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Cairns flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Cairns?

Once you have performed a search for London to Cairns flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Cairns right now. Can momondo alert me if prices change?

Price alerts on flights to Cairns from London 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.