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Cheap flights from London to Cairns from £401

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Cairns departing on 1/3. 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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Find the cheapest flights from London to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:00 - 17:15LGW-CNS
38h 15m2 stops
Multiple Airlines Logo
06:00 - 14:00CNS-LGW
42h 00m2 stops
£729Multiple Airlines
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Thu, 5 Mar - Thu, 19 Mar
Multiple Airlines Logo
17:00 - 17:15LGW-CNS
38h 15m2 stops
Multiple Airlines Logo
06:00 - 14:00CNS-LGW
42h 00m2 stops
£759Multiple Airlines
Find Deal
Mon, 9 Mar - Mon, 23 Mar
Singapore Airlines Logo
21:45 - 17:20LHR-CNS
33h 35m1 stop
Singapore Airlines Logo
18:35 - 19:10CNS-LHR
34h 35m1 stop
£985Singapore Airlines
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Mon, 9 Mar - Mon, 23 Mar
Singapore Airlines Logo
09:25 - 17:20LGW-CNS
45h 55m1 stop
Singapore Airlines Logo
18:35 - 06:25CNS-LGW
21h 50m1 stop
£985Singapore Airlines
Find Deal
Mon, 9 Mar - Mon, 23 Mar
Cathay Pacific Logo
19:50 - 09:55LHR-CNS
52h 05m2 stops
Cathay Pacific Logo
11:25 - 05:25CNS-LHR
28h 00m1 stop
£1,014Cathay Pacific
Find Deal
Mon, 2 Feb - Sat, 28 Feb
Qantas Airways Logo
20:10 - 11:00LHR-CNS
28h 50m2 stops
Qantas Airways Logo
06:00 - 06:15CNS-LHR
34h 15m2 stops
£1,107Qantas Airways
Find Deal
Thu, 12 Mar - Thu, 26 Mar
Cathay Pacific Logo
18:20 - 11:50LHR-CNS
32h 30m2 stops
Cathay Pacific Logo
12:35 - 15:15CNS-LHR
35h 40m2 stops
£1,159Cathay Pacific
Find Deal
Fri, 1 May - Fri, 29 May
Qantas Airways Logo
20:10 - 10:45LHR-CNS
28h 35m2 stops
Qantas Airways Logo
18:05 - 06:15CNS-LHR
46h 10m2 stops
£1,164Qantas Airways
Find Deal
Wed, 18 Mar - Sun, 22 Mar
SWISS Logo
19:10 - 17:20LCY-CNS
36h 10m2 stops
SWISS Logo
18:35 - 08:40CNS-LCY
24h 05m2 stops
£1,169SWISS
Find Deal
Mon, 9 Mar - Mon, 23 Mar
SWISS Logo
19:10 - 17:20LCY-CNS
36h 10m2 stops
SWISS Logo
18:35 - 12:55CNS-LCY
28h 20m3 stops
£1,195SWISS
Find Deal
Mon, 9 Mar - Mon, 23 Mar

Singapore Airlines flights from London to Cairns

Our best Singapore Airlines deals on London to Cairns flight tickets
Singapore Airlines
9 Mar
LHR21:45London Heathrow
33h 35m
1 stop
CNS17:20Cairns
23 Mar
CNS18:35Cairns
34h 35m
1 stop
LHR19:10London Heathrow
£985
Find similar
Singapore Airlines
9 Mar
LGW09:25London Gatwick
45h 55m
1 stop
CNS17:20Cairns
23 Mar
CNS18:35Cairns
21h 50m
1 stop
LGW06:25London Gatwick
£985
Find similar
Singapore Airlines
6 Mar
LHR21:45London Heathrow
33h 35m
1 stop
CNS17:20Cairns
20 Mar
CNS18:35Cairns
34h 35m
1 stop
LHR19:10London Heathrow
£1,011
Find similar

Cathay Pacific flights from London to Cairns

Our best Cathay Pacific deals on London to Cairns flight tickets
Cathay Pacific
2 Feb
LHR19:50London Heathrow
52h 05m
2 stops
CNS09:55Cairns
28 Feb
CNS11:25Cairns
28h 00m
1 stop
LHR05:25London Heathrow
£1,014
Find similar
Cathay Pacific
11 Nov
LHR11:00London Heathrow
35h 35m
2 stops
CNS08:35Cairns
13 Nov
CNS11:35Cairns
37h 25m
2 stops
LHR15:00London Heathrow
£1,147
Find similar
Cathay Pacific
1 May
LHR18:20London Heathrow
32h 30m
2 stops
CNS11:50Cairns
29 May
CNS12:35Cairns
35h 40m
2 stops
LHR15:15London Heathrow
£1,159
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to Cairns 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 3 November 2025.
Use the filters below to find and compare flights from London to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Thu 5/3

17:00-17:15

2 stops38h 15m

Cairns

Thu 19/3

06:00-14:00

2 stops42h 00m

£729

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Mon 9/3

17:00-17:15

2 stops38h 15m

Cairns

Mon 23/3

06:00-14:00

2 stops42h 00m

£759

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 9/3

21:45-17:20

1 stop33h 35m

Cairns

Mon 23/3

18:35-19:10

1 stop34h 35m

£985

LondonCairns

LGW - CNS

LGWCNS

London Gatwick

Mon 9/3

09:25-17:20

1 stop45h 55m

Cairns

Mon 23/3

18:35-06:25

1 stop21h 50m

£985

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Mon 2/2

19:50-09:55

2 stops52h 05m

Cairns

Sat 28/2

11:25-05:25

1 stop28h 00m

£1,014

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Thu 12/3

20:10-11:00

2 stops28h 50m

Cairns

Thu 26/3

06:00-06:15

2 stops34h 15m

£1,107

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Fri 1/5

18:20-11:50

2 stops32h 30m

Cairns

Fri 29/5

12:35-15:15

2 stops35h 40m

£1,159

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Wed 18/3

20:10-10:45

2 stops28h 35m

Cairns

Sun 22/3

18:05-06:15

2 stops46h 10m

£1,164

LondonCairns

LCY - CNS

LCYCNS

London City

Mon 9/3

19:10-17:20

2 stops36h 10m

Cairns

Mon 23/3

18:35-08:40

2 stops24h 05m

£1,169

LondonCairns

LCY - CNS

LCYCNS

London City

Mon 9/3

19:10-17:20

2 stops36h 10m

Cairns

Mon 23/3

18:35-12:55

3 stops28h 20m

£1,195

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 Cairns from

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

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

What is the cheapest month to fly to Cairns?

If you’re not able to fly to Cairns in May, then September is your next best option. Flight prices from London to Cairns during September average around £1,061.

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

The cheapest day to depart on your flight to Cairns is on a Sunday when prices can be found for as low as £447. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £520.

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

Our data shows that the cheapest London to Cairns flights are usually those with departure times in the evening. Our users have found flights to Cairns in the evening for as low as £435. Flights at midday are often more expensive, with an average ticket price of £1,413.

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 £1,270 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 £1,060 on momondo.

Can stopping save me money on London to Cairns flights?

You could potentially save up to 18% 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 November 2025, prices for London to Cairns flights are approximately 17% 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.
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  • How far is London to Cairns by plane?

    Cairns is 9399.3 mi away from London. In terms of flight time, this usually takes a little over 20h 40m.

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

    Prices for flights from London to Cairns Airport refresh daily.

  • How many operators does momondo search for flights from London to Cairns Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 license 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.

  • What is the most popular airline from London to Cairns?

Best airlines flying from London to Cairns

Compare and see reviews for airlines that fly from London to Cairns with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom £801Free CancellationRating
7.5
1,775 reviews
Search SWISS flights
Cathay PacificPriceFrom £813Free CancellationRating
7.6
1,050 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £852Free CancellationRating
8.1
1,391 reviews
Search Singapore Airlines flights
EmiratesPriceFrom £1,049Free CancellationRating
8.1
3,400 reviews
Search Emirates flights
Qantas AirwaysPriceFrom £1,159Free CancellationRating
7.5
927 reviews
Search Qantas Airways flights
Japan AirlinesPriceFrom £1,403Free CancellationRating
8.3
1,602 reviews
Search Japan Airlines flights

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Cairns for you.

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

Flights from London to Cairns with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from London to Cairns now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cairns and let you know when they change.

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