Cheap flights from Perth to London Heathrow Airport from £330

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
PER — LHR
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Perth to London Heathrow are usually found in February or May, booked 68 days in advance, depart on a Wednesday or Sunday and return on a Monday

Cheap 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 21 March 2026.

Thu 30/417:20
PER
-
LHR
2 stops32h 25m
Multiple Airlines
Thu 7/520:45
LHR
-
PER
2 stops44h 50m
Multiple Airlines
Deal found 16/3£701
Wed 10/601:35
PER
-
LHR
2 stops26h 30m
Multiple Airlines
Sun 21/622:40
LHR
-
PER
2 stops43h 30m
Multiple Airlines
Deal found 20/3£702
Mon 4/515:50
PER
-
LHR
2 stops36h 15m
Multiple Airlines
Mon 11/506:30
LHR
-
PER
2 stops26h 45m
Multiple Airlines
Deal found 20/3£703
Mon 20/401:35
PER
-
LHR
2 stops42h 10m
Multiple Airlines
Tue 28/409:30
LHR
-
PER
2 stops37h 20m
Multiple Airlines
Deal found 16/3£704
Sun 10/501:35
PER
-
LHR
2 stops48h 10m
Multiple Airlines
Tue 26/520:45
LHR
-
PER
3 stops42h 00m
Multiple Airlines
Deal found 18/3£704
Sun 12/420:50
PER
-
LHR
2 stops41h 10m
Multiple Airlines
Sun 26/420:45
LHR
-
PER
2 stops24h 30m
Multiple Airlines
Deal found 18/3£705
Tue 14/417:20
PER
-
LHR
2 stops56h 25m
Multiple Airlines
Sat 9/509:30
LHR
-
PER
2 stops23h 45m
Multiple Airlines
Deal found 17/3£707
Thu 23/423:15
PER
-
LHR
2 stops26h 30m
Multiple Airlines
Wed 29/409:30
LHR
-
PER
2 stops23h 45m
Multiple Airlines
Deal found 16/3£707
Sat 2/523:15
PER
-
LHR
2 stops26h 30m
Multiple Airlines
Sat 9/509:30
LHR
-
PER
3 stops29h 15m
Multiple Airlines
Deal found 18/3£708
Fri 24/420:50
PER
-
LHR
2 stops41h 10m
Multiple Airlines
Tue 5/520:45
LHR
-
PER
2 stops48h 30m
Multiple Airlines
Deal found 19/3£710

Find 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 21 March 2026.

Round-trip from

£701

One-way from

£330

Popular in

December

Cheapest in

February

Average price

£825

Good round-trip deal

£1,446 or less

Good one-way deal

£1,658 or less
30/4-7/5
  • 30/4-7/5
  • 4 total stops
  • 77h 15m total
  • Perth to London
14/4
  • 14/4
  • 2 total stops
  • 36h 25m total
  • Perth to London
Highest demand for flights based on searches. 10% potential increase in price (£81 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
Average for round-trip flights in March 2026
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.

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 21 March 2026.
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

Cheapest return flight

PerthLondon

PER - LHR

PERLHR

Perth

Wed 2/9

15:50-16:35

1 stop31h 45m

London Heathrow

Thu 22/10

21:35-01:10

1 stop20h 35m

£1,036

PerthLondon

PER - LHR

PERLHR

Perth

Sun 26/4

22:20-16:10

1 stop24h 50m

London Heathrow

Tue 12/5

11:55-11:45

Nonstop16h 50m

£1,104

PerthLondon

PER - LHR

PERLHR

Perth

Fri 24/4

22:20-12:25

1 stop21h 05m

London Heathrow

Thu 14/5

11:55-11:45

Nonstop16h 50m

£1,173

PerthLondon

PER - LHR

PERLHR

Perth

Mon 13/4

12:15-07:05

2 stops25h 50m

London Heathrow

Mon 20/4

09:05-17:35

1 stop25h 30m

£1,215

PerthLondon

PER - LHR

PERLHR

Perth

Fri 11/9

08:20-09:10

2 stops31h 50m

London Heathrow

Mon 12/10

07:30-06:50

2 stops40h 20m

£1,265

PerthLondon

PER - LHR

PERLHR

Perth

Mon 10/8

14:50-16:00

2 stops32h 10m

London Heathrow

Mon 31/8

06:30-21:45

3 stops32h 15m

£1,272

PerthLondon

PER - LHR

PERLHR

Perth

Fri 17/7

18:35-05:05

Nonstop17h 30m

London Heathrow

Mon 27/7

14:25-17:35

1 stop20h 10m

£1,288

PerthLondon

PER - LHR

PERLHR

Perth

Mon 3/8

18:35-05:05

Nonstop17h 30m

London Heathrow

Sun 20/9

14:20-17:35

1 stop20h 15m

£1,322

PerthLondon

PER - LHR

PERLHR

Perth

Sun 5/4

23:15-07:25

2 stops39h 10m

London Heathrow

Thu 16/4

21:45-05:50

2 stops25h 05m

£1,346

PerthLondon

PER - LHR

PERLHR

Perth

Thu 20/8

07:20-09:50

3 stops33h 30m

London Heathrow

Tue 29/9

06:30-16:15

2 stops26h 45m

£1,403

Flights are sorted by cheapest return flights first.

Deals found on 17/3

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 13 March 2026.

To ensure you get the cheapest price possible for a flight from Perth to London Heathrow Airport, you should look to book at least 68 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 £603). Flying from Perth to London Heathrow Airport in December is currently the most expensive (average of £799). 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 21 March 2026.

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 21 March 2026.
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

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Overall

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Overall

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Overall

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Overall

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Overall

8.2

Crew

8.6

Entertainment

8.0

Food

7.8

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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. 6 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 1 outbound flight 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 21h 05m. Malaysia Airlines provides one of the quickest options available for as low as £1,173. 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 Qatar Airways and Malaysia Airlines, starting at £667 and £704 round-trip. Cathay Pacific is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Perth to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Malaysia Airlines, which is currently one of the cheapest options available, starting at £296. Singapore Airlines flights start at £332 while deals on Cathay Pacific start at £373 one-way.

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

    Looking at all options, your cheapest flight can be booked for £870. While the most popular route (Perth - London Heathrow) can be booked for £621 on average, our data indicates £2,553 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 £603). Flying from Perth to London Heathrow Airport in December is currently the most expensive (average of £799). 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
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Swindon
Bedford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Perth to Heathrow

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

Top 6 airlines flying from Perth to Heathrow

Discover the top 6 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 21 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest£646Average£802FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest£667Average£983FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Malaysia AirlinesCheapest£704Average£1,046FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest£750Average£839FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
British AirwaysCheapest£827Average£1,046FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qantas AirwaysCheapest£962Average£1,390FlexibilityNo cancel feeOn-time74%
Search Qantas 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.