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Look for other cheap flights to London Heathrow

$653 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 2/2. 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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Find the cheapest flights from Australia to London Heathrow Airport

Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
17:05 - 15:20PER-LHR
30h 15m1 stop
Singapore Airlines Logo
09:10 - 12:35LHR-PER
19h 25m1 stop
$1,466Singapore Airlines
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Thu, 22 Jan - Fri, 20 Feb
Cathay Pacific Logo
00:25 - 17:20PER-LHR
24h 55m1 stop
Cathay Pacific Logo
16:50 - 06:55LHR-PER
30h 05m1 stop
$1,474Cathay Pacific
Find Deal
Tue, 20 Jan - Tue, 24 Feb
Malaysia Airlines Logo
15:50 - 16:35PER-LHR
31h 45m1 stop
Malaysia Airlines Logo
21:35 - 01:10LHR-PER
20h 35m1 stop
$1,480Malaysia Airlines
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Tue, 28 Apr - Thu, 4 Jun
Malaysia Airlines Logo
02:10 - 16:35PER-LHR
21h 25m1 stop
Malaysia Airlines Logo
21:35 - 14:50LHR-PER
34h 15m1 stop
$1,488Malaysia Airlines
Find Deal
Mon, 27 Apr - Fri, 29 May
Qatar Airways Logo
15:55 - 06:35PER-LHR
22h 40m1 stop
Qatar Airways Logo
08:40 - 11:55LHR-PER
19h 15m1 stop
$1,495Qatar Airways
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Sat, 24 Jan - Sun, 8 Feb
China Southern Logo
10:15 - 18:35BNE-LHR
42h 20m1 stop
China Southern Logo
22:00 - 21:10LHR-BNE
37h 10m1 stop
$1,589China Southern
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Tue, 17 Feb - Sat, 28 Feb
China Southern Logo
21:00 - 19:00MEL-LHR
31h 00m1 stop
China Southern Logo
22:10 - 08:40LHR-MEL
25h 30m1 stop
$1,610China Southern
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Fri, 8 May - Sun, 24 May
Qatar Airways Logo
12:55 - 06:25CBR-LHR
26h 30m1 stop
Qatar Airways Logo
21:55 - 07:30LHR-CBR
24h 35m1 stop
$1,823Qatar Airways
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Sun, 24 May - Tue, 9 Jun
Qantas Airways Logo
11:10 - 06:15MCY-LHR
29h 05m2 stops
Qantas Airways Logo
20:10 - 15:15LHR-MCY
33h 05m2 stops
$2,318Qantas Airways
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Sun, 18 Jan - Sun, 25 Jan
Qantas Airways Logo
16:50 - 06:35MCY-LHR
46h 45m2 stops
Qantas Airways Logo
20:50 - 11:10LHR-MCY
29h 20m2 stops
$2,339Qantas Airways
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Tue, 12 May - Sat, 16 May

momondo Fare Finder

 
Locate flights to London Heathrow that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 4 December 2025.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Depart

Return

Price

PerthLondon

PER - LHR

PERLHR

Perth

Thu 22/1

17:05-15:20

1 stop30h 15m

London Heathrow

Fri 20/2

09:10-12:35

1 stop19h 25m

$1,466

PerthLondon

PER - LHR

PERLHR

Perth

Tue 20/1

00:25-17:20

1 stop24h 55m

London Heathrow

Tue 24/2

16:50-06:55

1 stop30h 05m

$1,474

PerthLondon

PER - LHR

PERLHR

Perth

Tue 28/4

15:50-16:35

1 stop31h 45m

London Heathrow

Thu 4/6

21:35-01:10

1 stop20h 35m

$1,480

PerthLondon

PER - LHR

PERLHR

Perth

Mon 27/4

02:10-16:35

1 stop21h 25m

London Heathrow

Fri 29/5

21:35-14:50

1 stop34h 15m

$1,488

PerthLondon

PER - LHR

PERLHR

Perth

Sat 24/1

15:55-06:35

1 stop22h 40m

London Heathrow

Sun 8/2

08:40-11:55

1 stop19h 15m

$1,495

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Tue 17/2

10:15-18:35

1 stop42h 20m

London Heathrow

Sat 28/2

22:00-21:10

1 stop37h 10m

$1,589

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Fri 8/5

21:00-19:00

1 stop31h 00m

London Heathrow

Sun 24/5

22:10-08:40

1 stop25h 30m

$1,610

CanberraLondon

CBR - LHR

CBRLHR

Canberra

Sun 24/5

12:55-06:25

1 stop26h 30m

London Heathrow

Tue 9/6

21:55-07:30

1 stop24h 35m

$1,823

MaroochydoreLondon

MCY - LHR

MCYLHR

Maroochydore Sunshine Coast

Sun 18/1

11:10-06:15

2 stops29h 05m

London Heathrow

Sun 25/1

20:10-15:15

2 stops33h 05m

$2,318

MaroochydoreLondon

MCY - LHR

MCYLHR

Maroochydore Sunshine Coast

Tue 12/5

16:50-06:35

2 stops46h 45m

London Heathrow

Sat 16/5

20:50-11:10

2 stops29h 20m

$2,339

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 London Heathrow Airport from

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 $2,066. 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 $2,405.

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 $1,589. 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 $1,665.

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 $1,818. 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 $2,445.

What is the cheapest Australia to London Heathrow flight route?

Fly from Sydney Kingsford Smith 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 $1,971 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 $1,846 on momondo.

Cheapest flights to London Heathrow

Find the cheapest flights to London Heathrow from your nearest city or airport
Find flights from Sydney to London Heathrow Airport
CHEAPEST MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEYOctober20% cheaperFlying from Sydney to London Heathrow Airport costs on average just $1,589 in October
MOST EXPENSIVE MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEYDecember32% more expensiveIt costs about $2,617 for flights to London Heathrow Airport from Sydney in December
MOST POPULAR MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEYJune315% more users visitedMore 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

$653

Best Round-Trip Price

$1,466

Fastest flight time

23h 25m

Popular in

December
The best one-way flight price to London from Australia in the last 72 hours is $653 (Adelaide to London Heathrow).
Search Deals
The best round-trip flight price to London from Australia in the last 72 hours is $1,466 (Perth to London Heathrow).
Search Deals
The fastest flight to London from Australia takes 23h 25m (Cairns to London Heathrow).
Search Deals
December has the highest demand for flights to London, with a 10% price increase on average.
Search Deals

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 51 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 $220 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 $34/pp from Edinburgh, which is 89% 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 31 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 34% 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 December 2025, there are 36 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 locations
Gatwick
Hounslow
Wembley
Milton Keynes
Brentford
Deal
Dover
Ipswich
Abingdon
Eastbourne
Slough
Chichester
Canterbury
Kingston upon Thames
Brentwood
Guildford
Salisbury
Sutton
Maidstone
Watford

Why 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.

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Find better results for your trip to London Heathrow Airport LHR

Popular Flights to London Heathrow Airport

Popular routes according to searches in the past day on momondo
Flights from Sydney Kingsford Smith to LHRfrom $1,100
Flights from Perth to LHRfrom $1,202
Flights from Bangkok Suvarnabhumi to LHRfrom $998
Flights from Singapore Changi to LHRfrom $709
Flights from Los Angeles to LHRfrom $3,227