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Cheap flights from Perth to London from $745

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 25/3. 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

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Multiple Airlines Logo
20:40 - 18:10
PER
-
LHR
29h 30m3 stops
Multiple Airlines Logo
17:10 - 04:30
LHR
-
PER
27h 20m3 stops
$1,490Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar
Qatar Airways Logo
15:55 - 06:25
PER
-
LHR
22h 30m1 stop
Qatar Airways Logo
08:05 - 11:55
LHR
-
PER
19h 50m1 stop
$1,493Qatar Airways
Thu, 26 Feb - Sun, 15 Mar
Multiple Airlines Logo
00:25 - 17:20
PER
-
LHR
24h 55m1 stop
Multiple Airlines Logo
07:40 - 22:55
LHR
-
PER
31h 15m2 stops
$1,495Multiple Airlines
Mon, 16 Feb - Tue, 24 Feb
Qatar Airways Logo
16:35 - 06:25
PER
-
LHR
21h 50m1 stop
Qatar Airways Logo
08:40 - 11:55
LHR
-
PER
19h 15m1 stop
$1,501Qatar Airways
Tue, 24 Feb - Tue, 17 Mar
Multiple Airlines Logo
20:40 - 19:20
PER
-
LHR
30h 40m3 stops
Multiple Airlines Logo
11:30 - 23:55
LHR
-
PER
28h 25m3 stops
$1,502Multiple Airlines
Wed, 4 Mar - Sun, 15 Mar
Multiple Airlines Logo
20:40 - 19:20
PER
-
LHR
30h 40m3 stops
Multiple Airlines Logo
17:10 - 04:30
LHR
-
PER
27h 20m3 stops
$1,506Multiple Airlines
Mon, 2 Feb - Tue, 3 Mar
Qatar Airways Logo
16:35 - 05:55
PER
-
LHR
21h 20m1 stop
Qatar Airways Logo
08:35 - 11:55
LHR
-
PER
19h 20m1 stop
$1,512Qatar Airways
Tue, 10 Feb - Tue, 17 Feb
Turkish Airlines Logo
15:50 - 16:55
PER
-
LHR
32h 05m2 stops
Turkish Airlines Logo
22:35 - 01:10
LHR
-
PER
43h 35m2 stops
$1,519Turkish Airlines
Fri, 8 May - Mon, 1 Jun
Multiple Airlines Logo
17:15 - 15:25
PER
-
LHR
30h 10m1 stop
Multiple Airlines Logo
22:00 - 21:45
LHR
-
PER
39h 45m2 stops
$1,524Multiple Airlines
Mon, 19 Jan - Wed, 4 Feb
Multiple Airlines Logo
23:10 - 12:05
PER
-
LHR
44h 55m2 stops
Multiple Airlines Logo
08:50 - 21:45
LHR
-
PER
28h 55m3 stops
$1,527Multiple Airlines
Thu, 12 Feb - Thu, 19 Feb

Malaysia Airlines flights from Perth to London Heathrow Airport

Our best Malaysia Airlines deals on Perth to London Heathrow Airport flight tickets
Malaysia Airlines
7 May
PER02:10Perth
21h 25m
1 stop
LHR16:35London Heathrow
25 May
LHR21:35London Heathrow
20h 35m
1 stop
PER01:10Perth
$1,528
Find similar
Malaysia Airlines
1 May
PER02:10Perth
21h 25m
1 stop
LHR16:35London Heathrow
25 May
LHR21:35London Heathrow
20h 35m
1 stop
PER01:10Perth
$1,578
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
3 May
PER09:15Perth
37h 00m
1 stop
LHR15:15London Heathrow
25 May
LHR18:20London Heathrow
21h 20m
1 stop
PER22:40Perth
$1,555
Find similar
Cathay Pacific
3 May
PER09:15Perth
37h 00m
1 stop
LHR15:15London Heathrow
26 May
LHR20:10London Heathrow
43h 30m
1 stop
PER22:40Perth
$1,566
Find similar
Cathay Pacific
16 Feb
PER08:30Perth
38h 30m
1 stop
LHR15:00London Heathrow
19 Mar
LHR07:10London Heathrow
31h 45m
2 stops
PER22:55Perth
$1,569
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 23 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

Wed 25/2

20:40-18:10

3 stops29h 30m

London Heathrow

Thu 12/3

17:10-04:30

3 stops27h 20m

$1,490

PerthLondon

PER - LHR

PERLHR

Perth

Thu 26/2

15:55-06:25

1 stop22h 30m

London Heathrow

Sun 15/3

08:05-11:55

1 stop19h 50m

$1,493

PerthLondon

PER - LHR

PERLHR

Perth

Mon 16/2

00:25-17:20

1 stop24h 55m

London Heathrow

Tue 24/2

07:40-22:55

2 stops31h 15m

$1,495

PerthLondon

PER - LHR

PERLHR

Perth

Tue 24/2

16:35-06:25

1 stop21h 50m

London Heathrow

Tue 17/3

08:40-11:55

1 stop19h 15m

$1,501

PerthLondon

PER - LHR

PERLHR

Perth

Wed 4/3

20:40-19:20

3 stops30h 40m

London Heathrow

Sun 15/3

11:30-23:55

3 stops28h 25m

$1,502

PerthLondon

PER - LHR

PERLHR

Perth

Mon 2/2

20:40-19:20

3 stops30h 40m

London Heathrow

Tue 3/3

17:10-04:30

3 stops27h 20m

$1,506

PerthLondon

PER - LHR

PERLHR

Perth

Tue 10/2

16:35-05:55

1 stop21h 20m

London Heathrow

Tue 17/2

08:35-11:55

1 stop19h 20m

$1,512

PerthLondon

PER - LHR

PERLHR

Perth

Fri 8/5

15:50-16:55

2 stops32h 05m

London Heathrow

Mon 1/6

22:35-01:10

2 stops43h 35m

$1,519

PerthLondon

PER - LHR

PERLHR

Perth

Mon 19/1

17:15-15:25

1 stop30h 10m

London Heathrow

Wed 4/2

22:00-21:45

2 stops39h 45m

$1,524

PerthLondon

PER - LHR

PERLHR

Perth

Thu 12/2

23:10-12:05

2 stops44h 55m

London Heathrow

Thu 19/2

08:50-21:45

3 stops28h 55m

$1,527

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 typical price of a round-trip flight between Perth and London Heathrow Airport?

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 $1,599. 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 $1,641.

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 $2,163. 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 $1,891. 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 $2,333.

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 $1,928 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 $1,746 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

$1,119

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 $1,119. The best return flight deal from Perth to London Heathrow Airport found on momondo in the last 72 hours is $2,040.
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 17h 30m.

  • 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 $1,146Free cancellationRating
7.3
4,113 reviews
Search Turkish Airlines flights
Malaysia AirlinesPriceFrom $1,266Free cancellationRating
7.3
284 reviews
Search Malaysia Airlines flights
Cathay PacificPriceFrom $1,283Free cancellationRating
7.6
1,103 reviews
Search Cathay Pacific flights
LufthansaPriceFrom $1,304Free cancellationRating
6.8
7,650 reviews
Search Lufthansa flights
Japan AirlinesPriceFrom $1,329Free cancellationRating
8.3
1,662 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $1,404Free cancellationRating
8.1
1,419 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,421Free cancellationRating
7.4
3,690 reviews
Search Qatar Airways flights
Virgin AustraliaPriceFrom $1,459Free cancellationRating
7.6
429 reviews
Search Virgin Australia flights
EmiratesPriceFrom $1,572Free cancellationRating
8.1
3,441 reviews
Search Emirates flights
British AirwaysPriceFrom $1,677Free cancellationRating
6.7
7,609 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 $2,277, but momondo users have found Qantas Airways deals from Perth to London Heathrow Airport from as low as $1,789 round-trip. Qantas Airways has been scored 7.5/10 in 951 reviews.

Travelling to a place near London?

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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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