$418 Cheap flights to London Heathrow Airport
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to London Heathrow Airport departing on 1/11. 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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Flights to London Heathrow Airport – Travel Insights & Trends
Get data-powered insights and trends for flights to London Heathrow Airport to help you craft the best travel plan.
What cabin class options are available on Australia to London Heathrow flights?
There are 4 cabin classes available to choose from on Australia to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $2,076. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Australia to London Heathrow Airport for around $2,271.
What is the cheapest month to fly to London Heathrow Airport?
The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Australia, with most prices found around $1,596. If you aren’t able to travel during the month of October, then book flights to London Heathrow Airport from Australia during February instead. Flights to London Heathrow Airport in February, while not as cheap as those in October, still average around $1,646.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
In the evening is the cheapest time of day to fly from Australia to London Heathrow Airport when you can find flight prices for as low as $1,826. Flying to London Heathrow Airport in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is at midday when prices are around $2,503.
What is the cheapest Australia to London Heathrow flight route?
Fly from Perth to London Heathrow for the best Australia - London Heathrow flight prices
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 Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,989 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Australia for as low as $1,849 on momondo.
What is the cheapest airline that flies from Australia to London Heathrow?
Hainan Airlines, Air China, and Singapore Airlines are the most popular carriers operating from Australia to London Heathrow
Which airlines fly to London Heathrow Airport?
Singapore Airlines, Qantas Airways and Qatar Airways are the top three most popular airlines that fly to London Heathrow Airport from Australia according to our data. Singapore Airlines is the first choice among our users, with 40% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 36 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How long does it take to fly to London Heathrow Airport?
The flight from Australia to London Heathrow Airport depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Sydney Kingsford Smith (a popular airport in Australia) to London Heathrow (the most popular airport in London Heathrow Airport), then the flight time is 24h 45m on average. If you fly from Melbourne (another popular airport in Australia) to London Heathrow, then the average flight time is 22h 45m.
How many flights depart from Australia to London Heathrow Airport on average per day?
4 flights are operational daily from Australia to London Heathrow Airport as of July 2025. The most popular departure time for this route is 14:00, with 75% of flights per day taking off in the afternoon.
Cheapest flights to London Heathrow
Find the cheapest flights to London Heathrow from your nearest city or airport
| CHEAPEST MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEY | October | 20% cheaper | Flying from Sydney to London Heathrow Airport costs on average just $1,596 in October |
| MOST EXPENSIVE MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEY | December | 38% more expensive | It costs about $2,748 for flights to London Heathrow Airport from Sydney in December |
| MOST POPULAR MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEY | June | 299% more users visited | More momondo users searched in flights to London Heathrow Airport from Sydney in June than any other month |
Cheap London Heathrow Airport flight deals and tips
Summary info about London Heathrow Airport flight prices, duration and airlines
Best One-Way Price | $418 |
|---|---|
Best Round-Trip Price | $1,229 |
Fastest flight time | 29h 35m |
Popular in | December |
Frequently asked questions about flying to London Heathrow Airport
What is the cheapest month to fly to London Heathrow Airport?
In general, when looking for the cheapest flight to London Heathrow Airport, try to choose a flight departing in October for the best deal.
How far in advance should I book a flight to London Heathrow Airport?
On average, from most locations, when planning your trip to London Heathrow Airport, try to book your flight in the region of 25 days in advance for the cheapest prices.
What is the cheapest day to depart on your flight to London Heathrow Airport?
From most locations, the cheapest day to fly to London Heathrow Airport is Monday. Most users found that departing on a Friday was most expensive.
What is the cheapest time of day to fly to London Heathrow Airport?
On average you can find the best deals on plane tickets to London Heathrow Airport when looking for flights with Evening departure times.
Is there an alternative airport near London Heathrow Airport?
Finding an alternative and possibly cheaper destination airport near London Heathrow Airport is possible. If you are planning a flight to London Heathrow Airport, consider booking flights to London City Airport (12 km from London city centre), London Gatwick Airport (38 km from London city centre), London Luton Airport (45 km from London city centre), London Stansted Airport (50 km from London city centre) or London Southend Airport (57 km from London city centre).
Is there a cheaper alternative to flying into London?
With an average price of $169 per person, London Stansted Airport is the cheapest airport to fly into when planning your trip to London. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.
What is the absolute cheapest flight to London?
The best price found on momondo to London was $37/pp from Edinburgh, which is 87% cheaper than the average flight price to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.
Which airlines fly to London Heathrow Airport?
Of the 36 airlines that fly to London Heathrow Airport, Singapore Airlines, Qantas Airways and Qatar Airways happen to be the most favoured based on our user data. Singapore Airlines is the most popular among the three airlines, with 40% of users choosing them for their travels to London Heathrow Airport.
When did momondo last update prices for flights to London Heathrow Airport?
Prices for flights to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights to London Heathrow Airport?
As of July 2025, there are 42 operators available to choose from for flights to London Heathrow Airport.
How old do you have to be to fly to London Heathrow 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 stopovers. It is recommended that you verify with the airline you are booking with for travel to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport 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 licence, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Travelling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London.
Can I find flights to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London with this policy.
How can momondo help me find flights to London?
momondo provides multiple filters to help you find the best flight to London. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight to London right now. Can momondo alert me if prices change?
Yes. momondo can track flight prices for London and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.