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Cheap flights from Perth to London from £342

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 15/1. 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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Qatar Airways Logo
22:45 - 05:55PER-LGW
39h 10m1 stop
Qatar Airways Logo
09:00 - 12:20LGW-PER
19h 20m1 stop
£701Qatar Airways
Find Deal
Sun, 2 Nov - Mon, 1 Dec
Multiple Airlines Logo
07:50 - 07:00PER-LHR
30h 10m2 stops
Multiple Airlines Logo
20:55 - 19:40LHR-PER
38h 45m2 stops
£701Multiple Airlines
Find Deal
Tue, 21 Oct - Tue, 4 Nov
Malaysia Airlines Logo
02:25 - 15:25PER-LHR
21h 00m1 stop
Malaysia Airlines Logo
21:25 - 01:25LHR-PER
20h 00m1 stop
£701Malaysia Airlines
Find Deal
Sun, 26 Oct - Wed, 12 Nov
Virgin Australia Logo
22:45 - 05:55PER-LGW
39h 10m1 stop
Virgin Australia Logo
08:40 - 11:55LGW-PER
19h 15m1 stop
£701Virgin Australia
Find Deal
Sun, 26 Oct - Tue, 11 Nov
Qatar Airways Logo
22:45 - 07:20PER-LHR
40h 35m1 stop
Qatar Airways Logo
08:40 - 11:55LHR-PER
19h 15m1 stop
£703Qatar Airways
Find Deal
Sun, 2 Nov - Sun, 30 Nov
Malaysia Airlines Logo
02:25 - 15:25PER-LHR
21h 00m1 stop
Malaysia Airlines Logo
21:25 - 01:25LHR-PER
20h 00m1 stop
£704Malaysia Airlines
Find Deal
Sun, 26 Oct - Wed, 12 Nov
Cathay Pacific Logo
00:25 - 17:20PER-LHR
24h 55m1 stop
Cathay Pacific Logo
20:15 - 06:55LHR-PER
26h 40m1 stop
£710Cathay Pacific
Find Deal
Tue, 4 Nov - Wed, 12 Nov
Cathay Pacific Logo
00:25 - 17:20PER-LHR
24h 55m1 stop
Cathay Pacific Logo
16:50 - 22:55LHR-PER
22h 05m1 stop
£725Cathay Pacific
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Wed, 5 Nov - Sat, 22 Nov
Emirates Logo
22:20 - 12:05PER-STN
21h 45m1 stop
Emirates Logo
14:05 - 17:20STN-PER
19h 15m1 stop
£910Emirates
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Tue, 11 Nov - Tue, 2 Dec
Emirates Logo
10:30 - 12:05PER-STN
33h 35m2 stops
Emirates Logo
14:05 - 17:20STN-PER
19h 15m1 stop
£924Emirates
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Sun, 9 Nov - Tue, 25 Nov

Malaysia Airlines flights from Perth to London

Our best Malaysia Airlines deals on Perth to London flight tickets
Malaysia Airlines
26 Oct
PER02:25Perth
21h 00m
1 stop
LHR15:25London Heathrow
12 Nov
LHR21:25London Heathrow
20h 00m
1 stop
PER01:25Perth
£701
Find similar
Malaysia Airlines
26 Oct
PER02:25Perth
21h 00m
1 stop
LHR15:25London Heathrow
12 Nov
LHR21:25London Heathrow
20h 00m
1 stop
PER01:25Perth
£704
Find similar
Malaysia Airlines
28 Oct
PER02:25Perth
35h 10m
1 stop
LHR05:35London Heathrow
12 Nov
LHR21:25London Heathrow
20h 00m
1 stop
PER01:25Perth
£704
Find similar

Qatar Airways flights from Perth to London

Our best Qatar Airways deals on Perth to London flight tickets
Qatar Airways
2 Nov
PER22:45Perth
39h 10m
1 stop
LGW05:55London Gatwick
1 Dec
LGW09:00London Gatwick
19h 20m
1 stop
PER12:20Perth
£701
Find similar
Qatar Airways
21 Oct
PER22:45Perth
21h 30m
1 stop
LHR13:15London Heathrow
4 Nov
LHR14:55London Heathrow
19h 50m
1 stop
PER18:45Perth
£701
Find similar
Qatar Airways
2 Nov
PER22:45Perth
40h 35m
1 stop
LHR07:20London Heathrow
30 Nov
LHR08:40London Heathrow
19h 15m
1 stop
PER11:55Perth
£703
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 10 October 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 - LGW

PERLGW

Perth

Sun 2/11

22:45-05:55

1 stop39h 10m

London Gatwick

Mon 1/12

09:00-12:20

1 stop19h 20m

£701

PerthLondon

PER - LHR

PERLHR

Perth

Tue 21/10

07:50-07:00

2 stops30h 10m

London Heathrow

Tue 4/11

20:55-19:40

2 stops38h 45m

£701

PerthLondon

PER - LHR

PERLHR

Perth

Sun 26/10

02:25-15:25

1 stop21h 00m

London Heathrow

Wed 12/11

21:25-01:25

1 stop20h 00m

£701

PerthLondon

PER - LGW

PERLGW

Perth

Sun 26/10

22:45-05:55

1 stop39h 10m

London Gatwick

Tue 11/11

08:40-11:55

1 stop19h 15m

£701

PerthLondon

PER - LHR

PERLHR

Perth

Sun 2/11

22:45-07:20

1 stop40h 35m

London Heathrow

Sun 30/11

08:40-11:55

1 stop19h 15m

£703

PerthLondon

PER - LHR

PERLHR

Perth

Sun 26/10

02:25-15:25

1 stop21h 00m

London Heathrow

Wed 12/11

21:25-01:25

1 stop20h 00m

£704

PerthLondon

PER - LHR

PERLHR

Perth

Tue 4/11

00:25-17:20

1 stop24h 55m

London Heathrow

Wed 12/11

20:15-06:55

1 stop26h 40m

£710

PerthLondon

PER - LHR

PERLHR

Perth

Wed 5/11

00:25-17:20

1 stop24h 55m

London Heathrow

Sat 22/11

16:50-22:55

1 stop22h 05m

£725

PerthLondon

PER - STN

PERSTN

Perth

Tue 11/11

22:20-12:05

1 stop21h 45m

London Stansted

Tue 2/12

14:05-17:20

1 stop19h 15m

£910

PerthLondon

PER - STN

PERSTN

Perth

Sun 9/11

10:30-12:05

2 stops33h 35m

London Stansted

Tue 25/11

14:05-17:20

1 stop19h 15m

£924

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

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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Perth is in May. Flight prices, which tend to average around £782, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Perth averaging around £828.

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 £1,130. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Perth to London for around £1,418.

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 £885. Flights in the afternoon are often more expensive, with an average ticket price of £1,361.

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 £966 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 £873 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 October 2025, prices for Perth to London flights are approximately 11% 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

£688

Fastest flight time

17h 30m

Direct flights

Every day

Airports in London

1 airport
The best one-way flight to London from Perth in the past 72 hours is £688. The best return flight deal from Perth to London found on momondo in the last 72 hours is £1,582.
The fastest flight from Perth to London takes 17h 30m
Direct flights go from Perth to London every day.
There is 1 airport near London: London Heathrow (LHR)
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 £649Free CancellationRating
7.6
1,020 reviews
Search Cathay Pacific flights
Malaysia AirlinesPriceFrom £686Free CancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Qatar AirwaysPriceFrom £699Free CancellationRating
7.4
3,644 reviews
Search Qatar Airways flights
Singapore AirlinesPriceFrom £749Free CancellationRating
8.1
1,378 reviews
Search Singapore Airlines flights
EmiratesPriceFrom £828Free CancellationRating
8.1
3,370 reviews
Search Emirates flights
British AirwaysPriceFrom £830Free CancellationRating
6.7
7,449 reviews
Search British Airways flights
Qantas AirwaysPriceFrom £970Free CancellationRating
7.5
917 reviews
Search Qantas Airways flights
Thai AirwaysPriceFrom £998Free CancellationRating
7.8
357 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 £1,292 round-trip, up to an average price of £1,739. 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
Gatwick
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Bedford
Ramsgate
Stansted

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.

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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