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Cheap flights from Perth to London from $788

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Perth to London departing on 24/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:15 - 15:25
PER
-
LHR
31h 10m1 stop
Multiple Airlines Logo
22:15 - 17:10
LHR
-
PER
35h 55m2 stops
$1,456Multiple Airlines
Mon, 16 Feb - Tue, 12 May
Malaysia Airlines Logo
02:10 - 16:35
PER
-
LHR
21h 25m1 stop
Malaysia Airlines Logo
21:35 - 01:10
LHR
-
PER
20h 35m1 stop
$1,458Malaysia Airlines
Sun, 31 May - Sat, 20 Jun
Malaysia Airlines Logo
02:10 - 16:35
PER
-
LHR
21h 25m1 stop
Malaysia Airlines Logo
21:35 - 01:10
LHR
-
PER
20h 35m1 stop
$1,461Malaysia Airlines
Wed, 13 May - Thu, 18 Jun
Multiple Airlines Logo
20:40 - 21:05
PER
-
LHR
32h 25m2 stops
Multiple Airlines Logo
06:35 - 19:55
LHR
-
PER
29h 20m2 stops
$1,463Multiple Airlines
Mon, 19 Jan - Tue, 3 Feb
Turkish Airlines Logo
16:15 - 16:10
PER
-
LHR
31h 55m2 stops
Turkish Airlines Logo
06:35 - 15:15
LHR
-
PER
24h 40m2 stops
$1,464Turkish Airlines
Sat, 7 Mar - Sat, 21 Mar
Cathay Pacific Logo
00:25 - 20:10
PER
-
LHR
27h 45m1 stop
Cathay Pacific Logo
18:20 - 22:40
LHR
-
PER
21h 20m1 stop
$1,466Cathay Pacific
Mon, 9 Feb - Thu, 9 Apr
Malaysia Airlines Logo
15:50 - 16:35
PER
-
LHR
31h 45m1 stop
Malaysia Airlines Logo
21:35 - 01:10
LHR
-
PER
20h 35m1 stop
$1,469Malaysia Airlines
Fri, 1 May - Fri, 15 May
Malaysia Airlines Logo
15:50 - 16:35
PER
-
LHR
31h 45m1 stop
Malaysia Airlines Logo
11:00 - 14:50
LHR
-
PER
20h 50m1 stop
$1,473Malaysia Airlines
Fri, 1 May - Fri, 15 May
Malaysia Airlines Logo
02:10 - 16:35
PER
-
LHR
21h 25m1 stop
Malaysia Airlines Logo
11:00 - 14:50
LHR
-
PER
20h 50m1 stop
$1,475Malaysia Airlines
Thu, 14 May - Sat, 6 Jun
Multiple Airlines Logo
16:15 - 15:25
PER
-
LHR
31h 10m1 stop
Multiple Airlines Logo
21:10 - 00:40
LHR
-
PER
43h 30m2 stops
$1,476Multiple Airlines
Tue, 10 Feb - Mon, 23 Feb

Turkish Airlines flights from Perth to London Heathrow Airport

Our best Turkish Airlines deals on Perth to London Heathrow Airport flight tickets
Turkish Airlines
7 Mar
PER16:15Perth
31h 55m
2 stops
LHR16:10London Heathrow
21 Mar
LHR06:35London Heathrow
24h 40m
2 stops
PER15:15Perth
$1,464
Find similar
Turkish Airlines
1 Feb
PER16:15Perth
31h 55m
2 stops
LHR16:10London Heathrow
15 Feb
LHR06:35London Heathrow
34h 50m
2 stops
PER01:25Perth
$1,478
Find similar
Turkish Airlines
25 Feb
PER02:25Perth
39h 30m
2 stops
LHR09:55London Heathrow
15 Mar
LHR06:35London Heathrow
24h 40m
2 stops
PER15:15Perth
$1,545
Find similar

Cathay Pacific flights from Perth to London Heathrow Airport

Our best Cathay Pacific deals on Perth to London Heathrow Airport flight tickets
Cathay Pacific
9 Feb
PER00:25Perth
27h 45m
1 stop
LHR20:10London Heathrow
9 Apr
LHR18:20London Heathrow
21h 20m
1 stop
PER22:40Perth
$1,466
Find similar
Cathay Pacific
22 Jan
PER08:30Perth
43h 40m
1 stop
LHR20:10London Heathrow
4 Feb
LHR19:50London Heathrow
43h 05m
2 stops
PER22:55Perth
$1,509
Find similar
Cathay Pacific
22 Jan
PER08:30Perth
38h 30m
1 stop
LHR15:00London Heathrow
4 Feb
LHR19:50London Heathrow
43h 05m
2 stops
PER22:55Perth
$1,511
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Perth to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 7 December 2025.
Use the filters below to find and compare flights from Perth to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PerthLondon

PER - LHR

PERLHR

Perth

Mon 16/2

16:15-15:25

1 stop31h 10m

London Heathrow

Tue 12/5

22:15-17:10

2 stops35h 55m

$1,456

PerthLondon

PER - LHR

PERLHR

Perth

Sun 31/5

02:10-16:35

1 stop21h 25m

London Heathrow

Sat 20/6

21:35-01:10

1 stop20h 35m

$1,458

PerthLondon

PER - LHR

PERLHR

Perth

Wed 13/5

02:10-16:35

1 stop21h 25m

London Heathrow

Thu 18/6

21:35-01:10

1 stop20h 35m

$1,461

PerthLondon

PER - LHR

PERLHR

Perth

Mon 19/1

20:40-21:05

2 stops32h 25m

London Heathrow

Tue 3/2

06:35-19:55

2 stops29h 20m

$1,462

PerthLondon

PER - LHR

PERLHR

Perth

Sat 7/3

16:15-16:10

2 stops31h 55m

London Heathrow

Sat 21/3

06:35-15:15

2 stops24h 40m

$1,464

PerthLondon

PER - LHR

PERLHR

Perth

Mon 9/2

00:25-20:10

1 stop27h 45m

London Heathrow

Thu 9/4

18:20-22:40

1 stop21h 20m

$1,466

PerthLondon

PER - LHR

PERLHR

Perth

Fri 1/5

15:50-16:35

1 stop31h 45m

London Heathrow

Fri 15/5

21:35-01:10

1 stop20h 35m

$1,469

PerthLondon

PER - LHR

PERLHR

Perth

Fri 1/5

15:50-16:35

1 stop31h 45m

London Heathrow

Fri 15/5

11:00-14:50

1 stop20h 50m

$1,473

PerthLondon

PER - LHR

PERLHR

Perth

Thu 14/5

02:10-16:35

1 stop21h 25m

London Heathrow

Sat 6/6

11:00-14:50

1 stop20h 50m

$1,475

PerthLondon

PER - LHR

PERLHR

Perth

Tue 10/2

16:15-15:25

1 stop31h 10m

London Heathrow

Mon 23/2

21:10-00:40

2 stops43h 30m

$1,476

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 from

How to get the cheapest flight ticket from Perth 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?

The month of May is, on average, the cheapest month to fly to London Heathrow Airport from Perth, with most prices found around $1,602. If you aren’t able to travel during the month of May, then book flights to London Heathrow Airport from Perth during October instead. Flights to London Heathrow Airport in October, while not as cheap as those in May, still average around $1,646.

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 $2,161. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Perth to London Heathrow Airport for around $2,435.

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

In the morning is the cheapest time of day to fly from Perth to London Heathrow Airport when you can find flight prices for as low as $1,890. Flying to London Heathrow Airport in the morning 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 afternoon when prices are around $2,329.

What is the cheapest Perth to London Heathrow flight route?

Fly from Perth to London Heathrow for the best Perth - 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 Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,931 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 Perth for as low as $1,745 on momondo.

What cabin class options are available on Perth to London Heathrow flights?

There are 3 cabin classes available to choose from on Perth to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of December 2025, prices for Perth to London Heathrow Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Perth to London Heathrow Airport

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

Cheap Perth to London Heathrow Airport (PER to LHR) flight deals and tips

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

Best price found

$1,394

Fastest flight time

17h 30m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Perth in the past 72 hours is $1,394. The best return flight deal from Perth to London Heathrow Airport found on momondo in the last 72 hours is $2,023.
The fastest flight from Perth to London Heathrow Airport takes 17h 30m
Direct flights go from Perth to London Heathrow Airport every day.
Search flight deals

  • How far is Perth to London Heathrow by plane?

    There are 14491.3 km between Perth and London Heathrow. In terms of flight time, this usually takes a little over 21h 00m.

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

    Prices for flights from Perth Airport to London Heathrow Airport are updated daily.

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

  • How old do you have to be to fly from Perth 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Perth 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 licence 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 plane model from Perth to London Heathrow Airport?

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

Best airlines flying from Perth to London Heathrow Airport

Compare and see reviews for airlines that fly from Perth to London Heathrow Airport with momondo
Airline
Rating
Free cancellation
Price
Turkish AirlinesPriceFrom $1,145Free cancellationRating
7.3
4,084 reviews
Search Turkish Airlines flights
Malaysia AirlinesPriceFrom $1,267Free cancellationRating
7.3
281 reviews
Search Malaysia Airlines flights
Cathay PacificPriceFrom $1,283Free cancellationRating
7.6
1,086 reviews
Search Cathay Pacific flights
LufthansaPriceFrom $1,303Free cancellationRating
6.8
7,616 reviews
Search Lufthansa flights
Japan AirlinesPriceFrom $1,329Free cancellationRating
8.3
1,640 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $1,409Free cancellationRating
8.1
1,411 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,420Free cancellationRating
7.4
3,676 reviews
Search Qatar Airways flights
Virgin AustraliaPriceFrom $1,458Free cancellationRating
7.6
426 reviews
Search Virgin Australia flights
EmiratesPriceFrom $1,572Free cancellationRating
8.1
3,431 reviews
Search Emirates flights
British AirwaysPriceFrom $1,657Free cancellationRating
6.7
7,564 reviews
Search British Airways flights

  • Qantas Airways Flights From Perth to London Heathrow Airport

    Qantas Airways operates around 7 flights from Perth to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $2,281, but momondo users have found Qantas Airways deals from Perth to London Heathrow Airport from as low as $1,780 round-trip. Qantas Airways has been scored 7.5/10 in 948 reviews.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Wembley
Milton Keynes
Brentford
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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 from Perth to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Perth to London . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Perth to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Perth to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Perth to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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