Cheap flights from Perth to London Heathrow Airport from £338

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/11. Fares are subject to change and may not be available on all flights or dates of travel.
PER — LHR
21 Nov — 28 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Perth to London Heathrow are usually found in May or March, booked 38 days in advance, depart on a Sunday or Monday and return on a Monday

Cheap flight deals from Perth to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 October 2025.

Round-trip from

£687

One-way from

£338

Popular in

December

Cheapest in

May

Average price

£824

Good round-trip deal

£1,574 or less

Good one-way deal

£687 or less
4/11-11/11
  • 4/11-11/11
  • 4 total stops
  • 74h 40m total
  • Perth to London
21/11
  • 21/11
  • 2 total stops
  • 35h 25m total
  • Perth to London
Highest demand for flights based on searches. 10% potential increase in price (£80 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Perth to London Heathrow.
Price to beat on a one-way flight from Perth to London Heathrow.

Find flight deals from Perth to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Perth to Heathrow
Explore the most affordable flight options available from Perth to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.

Tue 4/1110:30PER - LHR
2 stops37h 40mMultiple Airlines
Tue 11/1122:35LHR - PER
2 stops37h 00mMultiple Airlines
Deal found 21/10£687
Tue 18/1105:35PER - LHR
2 stops44h 35mMultiple Airlines
Fri 5/1208:50LHR - PER
2 stops35h 25mMultiple Airlines
Deal found 21/10£687
Sun 26/1023:35PER - LHR
2 stops30h 50mMultiple Airlines
Sun 23/1116:35LHR - PER
2 stops23h 20mMultiple Airlines
Deal found 20/10£688
Sun 26/1008:30PER - LHR
1 stop30h 30mCathay Pacific
Sun 16/1117:50LHR - PER
1 stop29h 05mCathay Pacific
Deal found 22/10£689
Tue 21/1023:35PER - LHR
2 stops27h 55mMultiple Airlines
Thu 27/1109:55LHR - PER
3 stops34h 35mMultiple Airlines
Deal found 21/10£690
Wed 5/1110:30PER - LHR
2 stops31h 25mMultiple Airlines
Thu 13/1115:15LHR - PER
2 stops24h 40mMultiple Airlines
Deal found 21/10£691
Mon 17/1102:25PER - LHR
2 stops26h 40mTurkish Airlines
Fri 5/1216:45LHR - PER
2 stops29h 05mTurkish Airlines
Deal found 21/10£692
Sun 26/1002:25PER - LHR
2 stops28h 00mTurkish Airlines
Mon 3/1122:35LHR - PER
2 stops47h 15mTurkish Airlines
Deal found 22/10£693
Sun 2/1120:40PER - LHR
3 stops30h 40mMultiple Airlines
Sun 16/1120:30LHR - PER
3 stops36h 00mMultiple Airlines
Deal found 21/10£696
Tue 18/1100:25PER - LHR
1 stop27h 45mCathay Pacific
Fri 21/1122:05LHR - PER
1 stop40h 50mCathay Pacific
Deal found 21/10£697
Sun 26/1008:30PER - LHR
1 stop28h 55mCathay Pacific
Sun 9/1122:05LHR - PER
1 stop40h 50mCathay Pacific
Deal found 21/10£698

Cheapflights Fare Finder

 
Customise your flight search to find flights from Perth to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from Perth to London Heathrow Airport that are best for you.

Fly from

Perth

Fly to

Heathrow

Route

Depart

Return

Price

PerthLondon

PER - LHR

PERLHR

Perth

Wed 5/11

10:30-09:55

2 stops31h 25m

London Heathrow

Thu 13/11

16:35-23:55

2 stops23h 20m

£689

PerthLondon

PER - LHR

PERLHR

Perth

Wed 5/11

10:30-09:55

2 stops31h 25m

London Heathrow

Thu 20/11

16:35-23:55

2 stops23h 20m

£690

PerthLondon

PER - LHR

PERLHR

Perth

Mon 17/11

10:30-09:55

2 stops31h 25m

London Heathrow

Sun 23/11

16:35-23:55

2 stops23h 20m

£691

PerthLondon

PER - LHR

PERLHR

Perth

Sun 15/3

08:30-06:30

1 stop30h 00m

London Heathrow

Thu 19/3

16:50-22:55

1 stop22h 05m

£705

PerthLondon

PER - LHR

PERLHR

Perth

Fri 27/2

16:15-16:10

2 stops31h 55m

London Heathrow

Mon 23/3

22:35-15:15

2 stops32h 40m

£759

PerthLondon

PER - LHR

PERLHR

Perth

Mon 10/11

23:10-21:05

2 stops29h 55m

London Heathrow

Wed 26/11

06:35-01:25

2 stops34h 50m

£762

PerthLondon

PER - LHR

PERLHR

Perth

Thu 12/3

02:25-21:05

2 stops26h 40m

London Heathrow

Thu 26/3

22:35-15:15

2 stops32h 40m

£763

PerthLondon

PER - LHR

PERLHR

Perth

Mon 3/11

23:10-09:55

2 stops42h 45m

London Heathrow

Wed 12/11

22:35-01:25

2 stops42h 50m

£763

PerthLondon

PER - LHR

PERLHR

Perth

Sat 14/3

02:25-09:55

2 stops39h 30m

London Heathrow

Thu 19/3

06:35-05:50

2 stops39h 15m

£764

PerthLondon

PER - LHR

PERLHR

Perth

Mon 3/11

15:55-13:20

1 stop29h 25m

London Heathrow

Fri 14/11

08:40-11:55

1 stop19h 15m

£782

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 20 results
1
2

Best time to book a flight from Perth to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Perth with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Perth to London Heathrow Airport

How far ahead should I book a flight from Perth to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Perth to Heathrow. Price data was last updated on 17 October 2025.

To ensure you get the cheapest price possible for a flight from Perth to London Heathrow Airport, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Perth to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Perth to London Heathrow Airport (average of £628). Flying from Perth to London Heathrow Airport in December is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PER to LHR?

Find hourly flight availability from Perth to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 October 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Perth to London Heathrow Airport as you normally would.

How much does it cost for a return flight from Perth to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 22 October 2025.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from Perth to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Overall

8.1

Comfort

8.0

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Perth to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Perth to London Heathrow?

    Perth (PER), located 6.3 mi from the city center, is the airport you fly out of when you book flights from Perth to London Heathrow. 8 airlines have flights from Perth to London Heathrow on a regular basis. Booking flights from Perth to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • How long is the flight from Perth to London Heathrow Airport?

    A quick flight from Perth to London Heathrow Airport can take about 30h. Cathay Pacific provides one of the quickest options available for as low as £705. Airlines will cover a distance of 9009 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Perth to London Heathrow Airport round-trip?

    Our cheapest airline available from Perth to London Heathrow Airport is Cathay Pacific. Our recent data shows that you can find tickets from as low as £646 on this airline. Additional options worth looking into are Malaysia Airlines and Qatar Airways, starting at £683 and £707 round-trip. Cathay Pacific is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest flights from Perth to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £663. While the most popular route (Perth - London Heathrow) can be booked for £594 on average, our data indicates £2,241 when flying from Perth to London Heathrow Airport.

  • Can I find deals for flights from Perth to Heathrow that include hotel bookings?

    Yes. In addition to deals on Perth to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Perth to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Perth to Heathrow.

  • Can I find deals for business class flights from Perth to Heathrow?

    Yes. Cheapflights offers flight deals from Perth to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Perth to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Perth to London Heathrow Airport (average of £628). Flying from Perth to London Heathrow Airport in December is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Wembley
Ilford
Deal
Hayes
Colchester
Watford
Crawley
Winchester
Swindon
Chichester
Romford
Ipswich
Bedford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Perth to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Perth to Heathrow

Discover the top 8 airlines that operate flights from Perth to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest£646Average£783FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Malaysia AirlinesCheapest£683Average£925FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£707Average£982FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Singapore AirlinesCheapest£740Average£818FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapest£824Average£1,036FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£826Average£1,019FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qantas AirwaysCheapest£966Average£1,319FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Thai AirwaysCheapest£993Average£1,328FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Perth to Heathrow?

Deals for Perth to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Perth to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Perth to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Perth to Heathrow with no change fees?

Yes, we can. To see specific flights from Perth to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Perth to Heathrow become cheaper?

Yes! Start tracking prices for Perth to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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