Question 1

How often are flights from London to Australia delayed?

Accepted Answer

Historically, on average around 30% of flights between London and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Question 2

Can stopping save me money on London to Australia flights?

Accepted Answer

You could potentially save up to 6% on your flight if you consider stops on a London to Australia flight.

Question 3

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

Accepted Answer

In the afternoon is the cheapest time of day to fly from London to Australia when you can find flight prices for as low as £932. Flying to Australia in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Australia is in the evening when prices are around £1,202.

Question 4

Which airline has the best punctuality record on London to Australia flights?

Accepted Answer

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 30% of their flights experiencing any sort of delay.

Question 5

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Question 6

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

Accepted Answer

The cheapest day to depart on your flight to Australia is on a Monday when prices can be found for as low as £1,147. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Australia is Friday, with ticket prices averaging around £1,300.

Question 7

What is the most punctual flight time for London to Australia flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Question 8

Which airlines fly to Australia?

Accepted Answer

Singapore Airlines, Cathay Pacific and Qatar Airways are the top three most popular airlines that fly to Australia from London according to our data. Singapore Airlines is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 35 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Question 9

How many flights depart from London to Australia on average per week?

Accepted Answer

28 flights are operational weekly from London to Australia as of December 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Question 10

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

Accepted Answer

China Eastern, China Southern, and Malaysia Airlines are the most popular carriers operating from London to Australia

Question 11

How many flights depart from London to Australia on average per day?

Accepted Answer

As of December 2025, there are 4 flights per day flying from London to Australia. The most common time of day flights depart is 21:00, with 75% of flights taking off in the evening.

Question 12

What is the cheapest London to Australia flight route?

Accepted Answer

Fly from London Heathrow to Sydney Kingsford Smith for the best London - Australia flight prices

Question 13

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

Accepted Answer

You are more likely to see cheaper flights to Australia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around £990 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from London for as low as £819 on momondo.

Question 14

What cabin class options are available on London to Australia flights?

Accepted Answer

There are 4 cabin classes available to choose from on London to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 15

What is the cheapest month to fly to Australia?

Accepted Answer

The month of May is, on average, the cheapest month to fly to Australia from London, with most prices found around £780. The month of June is another great option to travel to Australia, with average flight prices from London averaging around £838.

Question 16

Which airlines fly direct from London to Australia?

Accepted Answer

Direct flights from London to Australia are offered by several airlines including Qantas, British Airways, and Virgin Australia. Qantas offers direct flights from London Heathrow (LHR) to Perth (PER) and Melbourne (MEL), while British Airways offers direct flights from LHR to Sydney (SYD) and Virgin Australia offers direct flights from LHR to SYD. However, other airlines usually have layovers for this route, including Emirates, Qatar Airways, and Singapore Airlines, within their respective home countries. If you're catching a flight from London Gatwick (LGW), expect layovers in Istanbul (IST), Dubai (DBX), and Kuala Lumpur (KUL). London Stansted (STN) offers numerous flights with a single layover in Dubai.

What is the best way to get in and out of airports in London and Australia?

In London, the best way to get to the airport depends on which airport you are departing from. Heathrow Airport (LHR) has several options, including the Heathrow Express train that goes from Paddington Station to the airport in just 15 minutes, as well as the Piccadilly Line on the London Underground. Gatwick Airport (LGW) is accessible via the Gatwick Express train, which takes 30 minutes from Victoria Station. Stansted Airport (STN) is served by the Stansted Express train, which takes around 45 minutes from Liverpool Street Station. In Australia, the main airports are Sydney (SYD), Melbourne (MEL), Perth (PER), and Brisbane (BNE). All three have various transportation options to the city centre, including taxis, ride-shares, buses, and trains. Sydney and Melbourne both have train services directly from the airport to the city centre. Brisbane has a train service that connects to the city, but the station is a short bus ride from the airport. The easiest way, apart from taking a taxi, to get to Perth from the airport is to jump on the train from Platform 1. There are rental cars available at all three airports for those who prefer to drive.

What are the benefits of the different airports in London and Australia?

London is served by several airports when flying to Australia, including Heathrow (LHR), Gatwick (LGW), and Stansted (STN). Heathrow is the largest and busiest airport in London, offering the most flight options and amenities, but it can also be the most crowded and expensive. Gatwick is the second-busiest airport and is a hub for low-cost airlines, making it a good choice for budget travellers. London Stansted Airport is smaller but well known for using low-cost airlines, so often a cheaper option. Australia has several major airports, including Sydney (SYD), Melbourne (MEL), Brisbane (BNE), and Perth (PER). Each of these airports has its unique features and benefits. Sydney is the busiest airport and is the main gateway to Australia, offering a wide range of international and domestic flights. Melbourne is the second-busiest airport and known for its modern facilities and convenient location. Brisbane is a popular gateway to the Great Barrier Reef and other Queensland attractions. Perth is the main gateway to Western Australia and known for its beaches and outdoor activities. Brisbane Airport offers modern facilities, a convenient location, easy ground transportation, and a range of dining and shopping options.

Which cities can you get to from airports in Australia?

Sydney (SYD), Melbourne (MEL), Perth (PER), and Brisbane (BNE) are the four busiest airports in Australia and offer ways to reach nearby cities and towns. Brisbane Airport offers a variety of ground transportation options to several destinations. The Airtrain offers services to the CBD and the Gold Coast, with travel times ranging from 20 to 90 minutes depending on your destination. Sydney Airport offers ground transportation to several places, including a bus service to Manly, Bondi Beach, and Parramatta. Melbourne Airport provides bus services to numerous locations, inlcuding Mornington Peninsula and Frankston, with travel times ranging from 60-90min. Perth Airport offers a variety of ground transportation options to nearby towns and cities, including a bus service to Fremantle in about 1h 10min and a bus service to Rockingham that'll take just shy of 1h 30min.

Question 17

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

Accepted Answer

Prices for flights from London to Australia are updated daily.

Question 18

How many operators does momondo search for flights from London to Australia?

Accepted Answer

The number of operators available for flights from London to Australia is 35 as of December 2025.

Question 19

How old do you have to be to fly from London to Australia?

Accepted Answer

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 London to Australia.

Question 20

What documentation or ID do you need to fly to Australia?

Accepted Answer

The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best price found	£969
Fastest flight time	16h 40m
Direct flights	Every day
Airports in Australia	266 airports

Airline	Rating	Free Cancellation	Price
AirAsia	PriceFrom £129	Free Cancellation	Rating 6.8 222 reviews	Search AirAsia flights
Beijing Capital Airlines	PriceFrom £323	Free Cancellation	Rating 0.0 0 reviews	Search Beijing Capital Airlines flights
Hainan Airlines	PriceFrom £337	Free Cancellation	Rating 8.3 58 reviews	Search Hainan Airlines flights
Oman Air	PriceFrom £497	Free Cancellation	Rating 8.0 113 reviews	Search Oman Air flights
Royal Brunei Airlines	PriceFrom £641	Free Cancellation	Rating 0.0 0 reviews	Search Royal Brunei Airlines flights
Vietnam Airlines	PriceFrom £728	Free Cancellation	Rating 7.6 215 reviews	Search Vietnam Airlines flights
SWISS	PriceFrom £741	Free Cancellation	Rating 7.5 1,817 reviews	Search SWISS flights
Austrian Airlines	PriceFrom £746	Free Cancellation	Rating 7.6 879 reviews	Search Austrian Airlines flights
Air France	PriceFrom £758	Free Cancellation	Rating 7.4 1,508 reviews	Search Air France flights
Air New Zealand	PriceFrom £769	Free Cancellation	Rating 8.0 554 reviews	Search Air New Zealand flights

Cheap flights from London to Australia from £445

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 Australia departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Australia

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Emirates flights from London to Australia

Our best Emirates deals on London to Australia flight tickets

Air India flights from London to Australia

Our best Air India deals on London to Australia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London to Australia that are best for you.

See travel insights to Australia from

How to get the cheapest flight ticket from London to Australia

What is the cheapest month to fly to Australia?

The month of May is, on average, the cheapest month to fly to Australia from London, with most prices found around £780. The month of June is another great option to travel to Australia, with average flight prices from London averaging around £838.

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

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

What is the cheapest London to Australia flight route?

Fly from London Heathrow to Sydney Kingsford Smith for the best London - Australia flight prices

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

What cabin class options are available on London to Australia flights?

There are 4 cabin classes available to choose from on London to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Australia flights?

You could potentially save up to 6% on your flight if you consider stops on a London to Australia flight.

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

China Eastern, China Southern, and Malaysia Airlines are the most popular carriers operating from London to Australia

Which airlines fly to Australia?

How often are flights from London to Australia delayed?

Historically, on average around 30% of flights between London and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

What is the most punctual flight time for London to Australia flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Australia flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 30% of their flights experiencing any sort of delay.

How many flights depart from London to Australia on average per day?

As of December 2025, there are 4 flights per day flying from London to Australia. The most common time of day flights depart is 21:00, with 75% of flights taking off in the evening.

How many flights depart from London to Australia on average per week?

28 flights are operational weekly from London to Australia as of December 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Cheap London to Australia flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Australia

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

How many operators does momondo search for flights from London to Australia?

How old do you have to be to fly from London to Australia?

What documentation or ID do you need to fly to Australia?

What is the most popular plane model from London to Australia?

Best airlines flying from London to Australia

Compare and see reviews for airlines that fly from London to Australia with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Australia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo