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Cheap flights from Cairns to London Heathrow Airport from £391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cairns to London Heathrow Airport departing on 16/6. 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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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Cairns to London.
 Logo
19:00 - 18:40CNS-LHR
56h 40m2 stops
 Logo
21:20 - 18:15LHR-CNS
35h 55m2 stops
Sun, 11 May - Sun, 18 May
Singapore Airlines Logo
18:15 - 19:30CNS-LHR
34h 15m1 stop
Singapore Airlines Logo
20:35 - 17:00LHR-CNS
35h 25m1 stop
£894Singapore Airlines
Find Deal
Mon, 4 Aug - Wed, 10 Sep
 Logo
21:30 - 18:40CNS-LHR
54h 10m2 stops
 Logo
21:20 - 09:15LHR-CNS
50h 55m2 stops
Thu, 1 May - Thu, 29 May
 Logo
21:30 - 18:40CNS-LHR
54h 10m2 stops
 Logo
21:20 - 23:05LHR-CNS
40h 45m2 stops
Thu, 1 May - Thu, 29 May
Singapore Airlines Logo
18:15 - 19:30CNS-LHR
34h 15m1 stop
Singapore Airlines Logo
09:25 - 17:00LHR-CNS
22h 35m1 stop
£913Singapore Airlines
Find Deal
Sun, 11 May - Sun, 18 May
Singapore Airlines Logo
18:15 - 05:55CNS-LHR
44h 40m1 stop
Singapore Airlines Logo
09:25 - 17:00LHR-CNS
22h 35m1 stop
£916Singapore Airlines
Find Deal
Sun, 25 May - Sun, 22 Jun
Qantas Airways Logo
13:40 - 06:35CNS-LHR
49h 55m1 stop
Qantas Airways Logo
11:55 - 22:50LHR-CNS
25h 55m2 stops
£1,057Qantas Airways
Find Deal
Sun, 11 May - Sun, 18 May
Air India Logo
12:10 - 19:00CNS-LHR
39h 50m2 stops
Air India Logo
09:45 - 08:30LHR-CNS
37h 45m2 stops
£1,122Air India
Find Deal
Tue, 23 Sep - Mon, 13 Oct
Qantas Airways Logo
06:00 - 06:35CNS-LHR
33h 35m3 stops
Qantas Airways Logo
20:50 - 09:15LHR-CNS
27h 25m2 stops
£1,185Qantas Airways
Find Deal
Thu, 1 May - Thu, 29 May
Emirates Logo
18:40 - 16:10CNS-LHR
30h 30m2 stops
Emirates Logo
22:15 - 18:10LHR-CNS
34h 55m2 stops
£1,255Emirates
Find Deal
Sun, 1 Jun - Sun, 29 Jun

Qantas Airways flights from Cairns to London Heathrow Airport

Our best Qantas Airways deals on Cairns to London Heathrow Airport flight tickets
Qantas Airways
11 May
CNS13:40Cairns
49h 55m
1 stop
LHR06:35London Heathrow
18 May
LHR11:55London Heathrow
25h 55m
2 stops
CNS22:50Cairns
Qantas Airways
1 May
CNS06:00Cairns
33h 35m
3 stops
LHR06:35London Heathrow
29 May
LHR20:50London Heathrow
27h 25m
2 stops
CNS09:15Cairns
Qantas Airways
4 May
CNS18:35Cairns
34h 40m
2 stops
LHR20:15London Heathrow
26 May
LHR20:50London Heathrow
31h 55m
3 stops
CNS13:45Cairns

Singapore Airlines flights from Cairns to London Heathrow Airport

Our best Singapore Airlines deals on Cairns to London Heathrow Airport flight tickets
Singapore Airlines
4 Aug
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
10 Sept
LHR20:35London Heathrow
35h 25m
1 stop
CNS17:00Cairns
Singapore Airlines
11 May
CNS18:15Cairns
34h 15m
1 stop
LHR19:30London Heathrow
18 May
LHR09:25London Heathrow
22h 35m
1 stop
CNS17:00Cairns
Singapore Airlines
25 May
CNS18:15Cairns
44h 40m
1 stop
LHR05:55London Heathrow
22 Jun
LHR09:25London Heathrow
22h 35m
1 stop
CNS17:00Cairns

See travel insights to London from

How to get the cheapest flight ticket from Cairns to London Heathrow Airport

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 cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Cairns to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £758. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Cairns averaging around £833.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Cairns is on a Friday. momondo users have found tickets for Friday departures for as low as £0. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £923.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Cairns to London Heathrow Airport at midday for as low as £0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £1,280 on average. Flights to London Heathrow Airport from Cairns 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 London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Cairns when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £1,108 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Cairns for as low as £910 on momondo.

How have Cairns to London Heathrow Airport flight prices changed over time?

As of April 2025, prices for Cairns to London Heathrow Airport flights are approximately 8% more expensive when compared to flights at the same time last year.

When to book flights from Cairns to London Heathrow Airport

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

Cheap Cairns to London Heathrow Airport (CNS to LHR) flight deals and tips

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

Best price found

£391

Fastest flight time

22h 30m

Direct flights

None
The best one-way flight to London Heathrow Airport from Cairns in the past 72 hours is £391. The best return flight deal from Cairns to London Heathrow Airport found on momondo in the last 72 hours is £805.
The fastest flight from Cairns to London Heathrow Airport takes 22h 30m
There are no direct flights from Cairns to London Heathrow Airport. Popular non-direct route for this connection is Cairns Airport - London Heathrow Airport.

  • How far is Cairns to London Heathrow by plane?

    London Heathrow is 9411.6 mi away from Cairns. In terms of flight time, this usually takes a little over 24h 25m.

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

    Prices for flights from Cairns Airport to London Heathrow Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Cairns Airport to London Heathrow 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Cairns to London Heathrow Airport

Compare and see reviews for airlines that fly from Cairns to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom £1,052Free CancellationRating
8.1
1,287 reviews
Search Singapore Airlines flights

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Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to London from Cairns with this policy.

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

momondo helps you find the best flight between Cairns and London 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 Cairns to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Cairns to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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