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Look for other cheap flights to London Heathrow

$749 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 17/7. 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.
Turkish Airlines Logo
15:50 - 22:25
PER
-
LHR
37h 35m
2 stops
Turkish Airlines Logo
16:45 - 01:10
LHR
-
PER
25h 25m
2 stops
$1,364Turkish Airlines
Sun, 16 Aug - Sun, 23 Aug
Multiple Airlines Logo
12:15 - 21:05
PER
-
LHR
39h 50m
2 stops
Multiple Airlines Logo
06:30 - 19:40
LHR
-
PER
30h 10m
2 stops
$1,365Multiple Airlines
Tue, 19 May - Fri, 26 Jun
Multiple Airlines Logo
23:20 - 21:05
PER
-
LHR
28h 45m
2 stops
Multiple Airlines Logo
18:30 - 05:50
LHR
-
PER
28h 20m
2 stops
$1,372Multiple Airlines
Sat, 6 Jun - Tue, 16 Jun
Etihad Airways Logo
16:40 - 07:00
SYD
-
LHR
24h 20m
1 stop
Etihad Airways Logo
19:20 - 17:55
LHR
-
SYD
35h 35m
1 stop
$1,378Etihad Airways
Sun, 18 Oct - Thu, 29 Oct
Etihad Airways Logo
16:40 - 07:00
SYD
-
LHR
24h 20m
1 stop
Etihad Airways Logo
08:50 - 17:55
LHR
-
SYD
22h 05m
1 stop
$1,379Etihad Airways
Tue, 6 Oct - Sun, 8 Nov
Singapore Airlines Logo
18:35 - 19:30
ADL
-
LHR
34h 25m
1 stop
Singapore Airlines Logo
21:45 - 17:20
LHR
-
ADL
33h 05m
1 stop
$1,845Singapore Airlines
Thu, 15 Oct - Fri, 20 Nov
Singapore Airlines Logo
10:15 - 05:55
ADL
-
LHR
30h 10m
1 stop
Singapore Airlines Logo
09:10 - 08:50
LHR
-
ADL
37h 10m
1 stop
$1,860Singapore Airlines
Wed, 28 Oct - Tue, 24 Nov
Qatar Airways Logo
12:30 - 06:25
CBR
-
LHR
28h 55m
2 stops
Qatar Airways Logo
21:30 - 08:20
LHR
-
CBR
23h 50m
2 stops
$1,927Qatar Airways
Thu, 29 Oct - Wed, 18 Nov
Emirates Logo
17:40 - 14:25
DRW
-
LHR
29h 15m
2 stops
Emirates Logo
22:15 - 04:30
LHR
-
DRW
45h 45m
2 stops
$2,211Emirates
Mon, 15 Jun - Mon, 22 Jun
Emirates Logo
16:55 - 16:10
DRW
-
LHR
31h 45m
2 stops
Emirates Logo
14:25 - 04:30
LHR
-
DRW
29h 35m
2 stops
$2,274Emirates
Tue, 18 Aug - Tue, 15 Sep

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 3 May 2026.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

PerthLondon

PER - LHR

PERLHR

Perth

Sun 16/8

15:50-22:25

2 stops37h 35m

London Heathrow

Sun 23/8

16:45-01:10

2 stops25h 25m

$1,364

PerthLondon

PER - LHR

PERLHR

Perth

Tue 19/5

12:15-21:05

2 stops39h 50m

London Heathrow

Fri 26/6

06:30-19:40

2 stops30h 10m

$1,365

PerthLondon

PER - LHR

PERLHR

Perth

Sat 6/6

23:20-21:05

2 stops28h 45m

London Heathrow

Tue 16/6

18:30-05:50

2 stops28h 20m

$1,372

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 18/10

16:40-07:00

1 stop24h 20m

London Heathrow

Thu 29/10

19:20-17:55

1 stop35h 35m

$1,378
Fastest return journey

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 6/10

16:40-07:00

1 stop24h 20m

London Heathrow

Sun 8/11

08:50-17:55

1 stop22h 05m

$1,379

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 15/10

18:35-19:30

1 stop34h 25m

London Heathrow

Fri 20/11

21:45-17:20

1 stop33h 05m

$1,845

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Wed 28/10

10:15-05:55

1 stop30h 10m

London Heathrow

Tue 24/11

09:10-08:50

1 stop37h 10m

$1,860

CanberraLondon

CBR - LHR

CBRLHR

Canberra

Thu 29/10

12:30-06:25

2 stops28h 55m

London Heathrow

Wed 18/11

21:30-08:20

2 stops23h 50m

$1,927

DarwinLondon

DRW - LHR

DRWLHR

Darwin

Mon 15/6

17:40-14:25

2 stops29h 15m

London Heathrow

Mon 22/6

22:15-04:30

2 stops45h 45m

$2,211

DarwinLondon

DRW - LHR

DRWLHR

Darwin

Tue 18/8

16:55-16:10

2 stops31h 45m

London Heathrow

Tue 15/9

14:25-04:30

2 stops29h 35m

$2,274

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 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 $2,019. 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 $2,471.

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Australia, with most prices found around $1,461. If you aren’t able to travel during the month of February, then book flights to London Heathrow Airport from Australia during October instead. Flights to London Heathrow Airport in October, while not as cheap as those in February, still average around $1,518.

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

In the afternoon is the cheapest time of day to fly from Australia to London Heathrow Airport when you can find flight prices for as low as $2,032. Flying to London Heathrow Airport 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 London Heathrow Airport is in the evening when prices are around $3,646.

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 $1,833 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 $1,688 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 SYDNEYFebruary19% cheaperFlying from Sydney to London Heathrow Airport costs on average just $1,498 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEYDecember29% more expensiveIt costs about $2,382 for flights to London Heathrow Airport from Sydney in December
MOST POPULAR MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM SYDNEYJune336% 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

$749

Best Round-Trip Price

$1,364

Fastest flight time

24h 55m

Popular in

December
The best one-way flight price to London from Australia in the last 72 hours is $749 (Melbourne to London Heathrow).
Search Deals
The best round-trip flight price to London from Australia in the last 72 hours is $1,364 (Perth to London Heathrow).
Search Deals
The fastest flight to London from Australia takes 24h 55m (Melbourne to London Heathrow).
Search Deals
December has the highest demand for flights to London, with a 9% 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 February 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 Afternoon 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 $73/pp from Istanbul, which is 79% 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 30 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 27% 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 May 2026, there are 32 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
Deal
Brentford
Abingdon
Ipswich
Marlow
Eastbourne
Watford
Chichester
Brentwood
Maidstone
Dover
Slough
Ascot
Salisbury
Ashford
Lewes

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.

An easier way to manage your London Heathrow trip

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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 Perth to LHRfrom $1,265
Flights from Sydney Kingsford Smith to LHRfrom $6,614
Flights from New York John F Kennedy Intl to LHRfrom $732
Flights from Singapore Changi to LHRfrom $3,739
Flights from Los Angeles Los Angeles to LHRfrom $3,227