Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Perth to London from £352

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 18/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Perth to London (PER-LON)

Cheap return flights

Logo
12:25 - 07:00PER-LHR
25h 35m2 stops
Logo
09:30 - 01:10LHR-PER
32h 40m2 stops
£788
Find Deal
Tue, 16 Sep - Tue, 7 Oct
Logo
21:55 - 06:55PER-LHR
40h 00m2 stops
Logo
10:00 - 20:40LHR-PER
27h 40m2 stops
£788
Find Deal
Tue, 16 Sep - Thu, 2 Oct
Logo
05:10 - 12:35PER-LGW
38h 25m2 stops
Logo
13:35 - 04:00LGW-PER
30h 25m2 stops
£789
Find Deal
Wed, 1 Oct - Tue, 28 Oct
Qatar Airways Logo
16:10 - 13:25PER-LGW
28h 15m1 stop
Qatar Airways Logo
08:40 - 12:00LGW-PER
19h 20m1 stop
£796Qatar Airways
Find Deal
Sun, 12 Oct - Tue, 28 Oct
Qatar Airways Logo
16:10 - 13:25PER-LGW
28h 15m1 stop
Qatar Airways Logo
08:40 - 12:00LGW-PER
19h 20m1 stop
£802Qatar Airways
Find Deal
Sun, 12 Oct - Tue, 28 Oct
Malaysia Airlines Logo
02:10 - 16:35PER-LHR
21h 25m1 stop
Malaysia Airlines Logo
21:25 - 01:25LHR-PER
20h 00m1 stop
£807Malaysia Airlines
Find Deal
Tue, 30 Sep - Tue, 28 Oct
Malaysia Airlines Logo
02:10 - 16:35PER-LHR
21h 25m1 stop
Malaysia Airlines Logo
21:25 - 15:15LHR-PER
33h 50m1 stop
£816Malaysia Airlines
Find Deal
Wed, 15 Oct - Thu, 6 Nov
Singapore Airlines Logo
17:10 - 06:40PER-LGW
20h 30m1 stop
Singapore Airlines Logo
09:20 - 12:35LGW-PER
19h 15m1 stop
£840Singapore Airlines
Find Deal
Sun, 12 Oct - Tue, 28 Oct
Emirates Logo
06:00 - 12:55PER-STN
37h 55m1 stop
Emirates Logo
21:10 - 00:40STN-PER
20h 30m1 stop
£910Emirates
Find Deal
Wed, 17 Sep - Wed, 24 Sep
Emirates Logo
22:20 - 12:05PER-STN
21h 45m1 stop
Emirates Logo
14:05 - 17:20STN-PER
19h 15m1 stop
£910Emirates
Find Deal
Mon, 10 Nov - Tue, 2 Dec

Cathay Pacific flights from Perth to London

Our best Cathay Pacific deals on Perth to London flight tickets
Cathay Pacific
15 Nov
PER08:30Perth
38h 30m
1 stop
LHR15:00London Heathrow
15 Dec
LHR19:50London Heathrow
43h 00m
2 stops
PER22:50Perth
£789
Find similar
Cathay Pacific
19 Nov
PER00:15Perth
25h 05m
1 stop
LHR17:20London Heathrow
8 Dec
LHR17:50London Heathrow
29h 05m
1 stop
PER06:55Perth
£794
Find similar
Cathay Pacific
9 Sept
PER00:10Perth
25h 05m
1 stop
LHR18:15London Heathrow
17 Sept
LHR18:20London Heathrow
30h 25m
1 stop
PER07:45Perth
£796
Find similar

Malaysia Airlines flights from Perth to London

Our best Malaysia Airlines deals on Perth to London flight tickets
Malaysia Airlines
30 Sept
PER02:10Perth
21h 25m
1 stop
LHR16:35London Heathrow
28 Oct
LHR21:25London Heathrow
20h 00m
1 stop
PER01:25Perth
£807
Find similar
Malaysia Airlines
15 Oct
PER02:10Perth
21h 25m
1 stop
LHR16:35London Heathrow
6 Nov
LHR21:25London Heathrow
33h 50m
1 stop
PER15:15Perth
£816
Find similar
Malaysia Airlines
7 Oct
PER02:10Perth
21h 25m
1 stop
LHR16:35London Heathrow
23 Oct
LHR21:35London Heathrow
20h 35m
1 stop
PER01:10Perth
£817
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 19 August 2025.
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

PerthLondon

PER - LHR

PERLHR

Perth

Tue 16/9

12:25-07:00

2 stops25h 35m

London Heathrow

Tue 7/10

09:30-01:10

2 stops32h 40m

£788

PerthLondon

PER - LHR

PERLHR

Perth

Tue 16/9

21:55-06:55

2 stops40h 00m

London Heathrow

Thu 2/10

10:00-20:40

2 stops27h 40m

£788

PerthLondon

PER - LGW

PERLGW

Perth

Wed 1/10

05:10-12:35

2 stops38h 25m

London Gatwick

Tue 28/10

13:35-04:00

2 stops30h 25m

£789

PerthLondon

PER - LGW

PERLGW

Perth

Sun 12/10

16:10-13:25

1 stop28h 15m

London Gatwick

Tue 28/10

08:40-12:00

1 stop19h 20m

£796

PerthLondon

PER - LGW

PERLGW

Perth

Sun 12/10

16:10-13:25

1 stop28h 15m

London Gatwick

Tue 28/10

08:40-12:00

1 stop19h 20m

£802

PerthLondon

PER - LHR

PERLHR

Perth

Tue 30/9

02:10-16:35

1 stop21h 25m

London Heathrow

Tue 28/10

21:25-01:25

1 stop20h 00m

£807

PerthLondon

PER - LHR

PERLHR

Perth

Wed 15/10

02:10-16:35

1 stop21h 25m

London Heathrow

Thu 6/11

21:25-15:15

1 stop33h 50m

£816

PerthLondon

PER - LGW

PERLGW

Perth

Sun 12/10

17:10-06:40

1 stop20h 30m

London Gatwick

Tue 28/10

09:20-12:35

1 stop19h 15m

£840

PerthLondon

PER - STN

PERSTN

Perth

Wed 17/9

06:00-12:55

1 stop37h 55m

London Stansted

Wed 24/9

21:10-00:40

1 stop20h 30m

£910

PerthLondon

PER - STN

PERSTN

Perth

Mon 10/11

22:20-12:05

1 stop21h 45m

London Stansted

Tue 2/12

14:05-17:20

1 stop19h 15m

£910

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Perth to London

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?

The cheapest month to fly to London from Perth is in October. Flight prices, which tend to average around £765, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Perth averaging around £771.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £1,112. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Perth to London for around £1,439.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £871. Flights in the afternoon are often more expensive, with an average ticket price of £1,328.

What is the cheapest Perth to London flight route?

Fly from Perth to London Heathrow for the best Perth - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £950 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Perth for as low as £875 on momondo.

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

There are 3 cabin classes available to choose from on Perth to London 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 flight prices changed over time?

As of August 2025, prices for Perth to London flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Perth to London

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

Cheap Perth to London (PER to LON) flight deals and tips

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

Best price found

£352

Fastest flight time

19h 45m

Direct flights

Every day

Airports in London

4 airports
The best one-way flight to London from Perth in the past 72 hours is £352. The best return flight deal from Perth to London found on momondo in the last 72 hours is £788.
The fastest flight from Perth to London takes 19h 45m
Direct flights go from Perth to London every day.
There are 4 airports near London: London City (LCY), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)
Search flight deals

  • How far is Perth to London by plane?

    The distance between Perth and London is about 8990.4 mi. Typically, this will take 19h 45m by plane in normal conditions.

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

    Prices for flights from Perth Airport to London are refreshed on a daily basis.

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

  • How old do you have to be to fly from Perth Airport to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Perth Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London 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 license and a passport that is valid for six months after your intended arrival at London. 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?

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

Best airlines flying from Perth to London

Compare and see reviews for airlines that fly from Perth to London with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom £639Free CancellationRating
7.6
969 reviews
Search Cathay Pacific flights
Malaysia AirlinesPriceFrom £676Free CancellationRating
7.4
274 reviews
Search Malaysia Airlines flights
Qatar AirwaysPriceFrom £688Free CancellationRating
7.4
3,611 reviews
Search Qatar Airways flights
Singapore AirlinesPriceFrom £727Free CancellationRating
8.1
1,347 reviews
Search Singapore Airlines flights
EmiratesPriceFrom £815Free CancellationRating
8.1
3,314 reviews
Search Emirates flights
British AirwaysPriceFrom £817Free CancellationRating
6.7
7,283 reviews
Search British Airways flights
Qantas AirwaysPriceFrom £949Free CancellationRating
7.5
896 reviews
Search Qantas Airways flights
Thai AirwaysPriceFrom £982Free CancellationRating
7.8
344 reviews
Search Thai Airways flights

  • Qantas Airways Flights From Perth to London

    Qantas Airways is one of the most popular airlines flying from Perth to London, operating 7 flights/week on average for this route. A good Qantas Airways flight deal for Perth to London starts from £1,285 round-trip, up to an average price of £1,756. Our users have rated Qantas Airways at 7.5/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Maidstone
Slough
Gatwick
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Dartford
Hounslow
Dover
Chelmsford
Hayes
Folkestone
Bedford

Why use momondo?

Why should I use momondo to find a flight deal from Perth to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Perth to London for you.

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

All flight searches from Perth to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Perth and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to London from Perth are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 24/8
Sun 31/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport