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Cheap flights from Perth to London from £389

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
PER — LON
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Perth to London are usually found in February or November, booked 20 days in advance, depart on a Wednesday or Sunday and return on a Monday

Cheap flight deals from Perth to London

Enter your travel dates to find the best prices.

Cheapest flights from Perth to London
Explore the most affordable flight options available from Perth to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 April 2026.

Sat 31/1007:00
PER
-
LGW
3 stops31h 25m
Multiple Airlines
Sun 15/1109:25
LGW
-
PER
2 stops26h 30m
Multiple Airlines
Deal found 8/4£715
Mon 3/807:20
PER
-
LGW
3 stops31h 00m
Multiple Airlines
Mon 24/810:25
LGW
-
PER
2 stops30h 20m
Multiple Airlines
Deal found 8/4£716
Thu 14/520:50
PER
-
LHR
2 stops28h 55m
Multiple Airlines
Thu 28/509:30
LHR
-
PER
2 stops27h 20m
Multiple Airlines
Deal found 8/4£716
Sun 20/904:45
PER
-
LGW
1 stop33h 40m
Multiple Airlines
Tue 13/1010:25
LGW
-
PER
1 stop34h 20m
Multiple Airlines
Deal found 5/4£717
Tue 28/707:20
PER
-
LGW
3 stops31h 05m
Multiple Airlines
Tue 8/910:25
LGW
-
PER
2 stops30h 20m
Multiple Airlines
Deal found 8/4£718
Fri 17/704:45
PER
-
LGW
1 stop33h 40m
Multiple Airlines
Sat 8/810:25
LGW
-
PER
1 stop34h 20m
Multiple Airlines
Deal found 9/4£720
Fri 17/705:35
PER
-
LGW
3 stops32h 50m
Multiple Airlines
Sat 12/910:25
LGW
-
PER
2 stops34h 20m
Multiple Airlines
Deal found 7/4£721
Wed 6/514:50
PER
-
LHR
2 stops31h 15m
Multiple Airlines
Tue 12/521:45
LHR
-
PER
2 stops25h 05m
Multiple Airlines
Deal found 5/4£721
Wed 8/704:45
PER
-
LGW
2 stops33h 45m
Multiple Airlines
Wed 19/810:25
LGW
-
PER
2 stops34h 20m
Multiple Airlines
Deal found 7/4£722
Thu 28/507:40
PER
-
LGW
2 stops30h 15m
Multiple Airlines
Thu 3/910:25
LGW
-
PER
2 stops26h 25m
Multiple Airlines
Deal found 8/4£723
Fri 11/907:20
PER
-
LGW
3 stops31h 05m
Multiple Airlines
Tue 22/910:25
LGW
-
PER
2 stops30h 20m
Multiple Airlines
Deal found 7/4£723
Fri 5/604:45
PER
-
LHR
2 stops33h 15m
Multiple Airlines
Tue 23/621:45
LHR
-
PER
2 stops23h 00m
Multiple Airlines
Deal found 9/4£723

Find flight deals from Perth to London

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to London (LON). 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 9 April 2026.

Round-trip from

£716

One-way from

£389

Popular in

December

Cheapest in

February

Average price

£997

Good round-trip deal

£1,607 or less

Good one-way deal

£1,653 or less
3/8-24/8
  • 3/8-24/8
  • 5 total stops
  • 61h 20m total
  • Perth to London
Search Deals
1/6
  • 1/6
  • 2 total stops
  • 34h 00m total
  • Perth to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Perth to London (LON).
Search Deals
Price to beat on a one-way flight from Perth to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Perth to London 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 9 April 2026.
Use the filters below to find and compare flights from Perth to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthLondon

PER - LGW

PERLGW

Perth

Wed 8/7

04:45-07:30

1 stop33h 45m

London Gatwick

Wed 19/8

10:25-03:45

1 stop34h 20m

£739

PerthLondon

PER - LGW

PERLGW

Perth

Sun 20/9

04:45-07:25

1 stop33h 40m

London Gatwick

Tue 13/10

10:25-03:45

1 stop34h 20m

£751

PerthLondon

PER - LGW

PERLGW

Perth

Sat 29/8

04:45-07:25

1 stop33h 40m

London Gatwick

Mon 19/10

10:25-19:50

1 stop26h 25m

£753

PerthLondon

PER - LGW

PERLGW

Perth

Tue 25/8

04:45-07:25

1 stop33h 40m

London Gatwick

Sun 13/9

10:25-19:50

1 stop26h 25m

£763

PerthLondon

PER - LGW

PERLGW

Perth

Wed 1/7

04:45-07:30

1 stop33h 45m

London Gatwick

Thu 30/7

10:25-03:45

1 stop34h 20m

£827

PerthLondon

PER - STN

PERSTN

Perth

Tue 6/10

22:20-12:55

1 stop21h 35m

London Stansted

Wed 28/10

14:05-17:20

1 stop19h 15m

£1,008

PerthLondon

PER - STN

PERSTN

Perth

Mon 5/10

22:20-12:55

1 stop21h 35m

London Stansted

Sun 25/10

14:05-17:20

1 stop19h 15m

£1,008

PerthLondon

PER - LGW

PERLGW

Perth

Sun 17/5

02:10-09:55

2 stops38h 45m

London Gatwick

Mon 8/6

07:05-01:10

2 stops35h 05m

£1,009

PerthLondon

PER - STN

PERSTN

Perth

Mon 18/5

22:20-12:55

1 stop21h 35m

London Stansted

Mon 8/6

14:55-17:35

1 stop19h 40m

£1,011

PerthLondon

PER - STN

PERSTN

Perth

Thu 21/5

22:20-12:55

1 stop21h 35m

London Stansted

Thu 11/6

14:55-17:35

1 stop19h 40m

£1,011

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Perth to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a return flight from Perth to London. Price data was last updated on 3 April 2026.

To ensure you get the cheapest price possible for a flight from Perth to London, you should look to book at least 20 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?

Currently, October is the cheapest month in which you can book a flight from Perth to London (average of £595). Flying from Perth to London in December is currently the most expensive (average of £829). 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 LON?

Find hourly flight availability from Perth to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 April 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 as you normally would.

Weekly flight availability from Perth to London

Explore weekly flight availability from Perth to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 April 2026.

The most flights from PER to LON are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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

What’s the top stopover airport for flights from Perth to London?

Share of one-stop return flights from Perth to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 28% of one-stop itineraries from Perth to London on Cheapflights.

What’s the cheapest stopover airport for flights from Perth to London?

Average return fare for one-stop flights from Perth to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Denpasar (DPS) is the most affordable one-stop option, with an average return flight price of £333.

What’s the fastest stopover option from Perth to London?

Shortest average travel time for one-stop one-way flights from Perth to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Denpasar (DPS) have the shortest average one-way travel time for one-stop routes: 8h 10m.

Which airport typically offers the quickest stopover for flights from Perth to London?

Average stopover duration for one-stop one-way flights from Perth to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 34m.

How often are flights from Perth to London delayed?

About 12% of weekly flights between Perth and London have experienced delays in the past year, with the average delay time being 222 minutes.

What is the most punctual flight time for Perth to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Perth to London flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 12% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 9 April 2026.
Read reviews from past customers who have flown with Singapore Airlines,Cathay Pacific, andQantas Airways from Perth to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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.
Singapore Airlines
8.2
Very Good
1,491 reviews
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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.
Cathay Pacific
7.6
Good
1,262 reviews
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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.
Qantas Airways
7.5
Good
1,017 reviews
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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.
Qatar Airways
7.4
Good
3,727 reviews
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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.
Malaysia Airlines
7.4
Good
305 reviews
Singapore Airlines
8.2
Very Good
1,491 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

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 London. 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?

    Located just 6.3 mi from the city center, Perth is the airport most travelers will use when flying to London from Perth. Booking flights from Perth (PER) to London should be relatively easy as there is 1 daily outbound flight to London from 8 different airlines.

  • How long is the flight from Perth to London?

    A quick flight from Perth to London can take about 21h 35m. Emirates provides one of the quickest options available for as low as £1,008. The distance from Perth to London is about 8980 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Perth to London is Cathay Pacific. Our recent data shows that you can find tickets from as low as £644 on this airline. Additional options worth looking into are Qatar Airways and Malaysia Airlines, starting at £665 and £684 round-trip. Cathay Pacific is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Malaysia Airlines. According to our data, you can fly for as low as £295. Users have also found prices from £331 and £372 on Singapore Airlines and Cathay Pacific, respectively.

  • What are the most popular routes from Perth to London?

    Most travelers choose Perth - London Heathrow, Perth - London Gatwick or Perth - London Stansted when deciding on the best route from Perth to London.

  • What are the cheapest flights from Perth to London?

    Looking for the cheapest flight from Perth to London? While on average our users pay £2,544, our data indicates the cheapest price to be £867. The most popular route (Perth - London Heathrow), is priced around £632.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Perth to London 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?

    Currently, October is the cheapest month in which you can book a flight from Perth to London (average of £595). Flying from Perth to London in December is currently the most expensive (average of £829). 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?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Gatwick
Luton
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
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Chelmsford
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Perth to London

Discover the top 8 airlines that operate flights from Perth to London. 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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest£644Average£799FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest£665Average£960FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Malaysia AirlinesCheapest£684Average£1,042FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest£748Average£836FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
British AirwaysCheapest£824Average£1,043FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest£902Average£935FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest£967Average£1,396FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Thai AirwaysCheapest£990Average£1,256FlexibilityNo 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 London?

Deals for Perth to London 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 London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Perth to London.

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

Yes, we can. To see specific flights from Perth to London 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 London become cheaper?

Of course! You can now track prices for flights from Perth to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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