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Cheap flights from Perth to London from $462

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 3/15. 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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Find the cheapest flights from Perth to London

Cheap round-trip flights

Multiple Airlines Logo
2:10 am - 11:25 pmPER-LHR
28h 15m2 stops
Multiple Airlines Logo
5:45 pm - 5:35 amLHR-PER
27h 50m2 stops
$967Multiple Airlines
Find Deal
Sat, Oct 25 - Sun, Nov 16
Malaysia Airlines Logo
2:25 am - 3:25 pmPER-LHR
21h 00m1 stop
Malaysia Airlines Logo
9:25 pm - 1:25 amLHR-PER
20h 00m1 stop
$968Malaysia Airlines
Find Deal
Wed, Nov 5 - Tue, Nov 25
Multiple Airlines Logo
2:10 am - 8:50 pmPER-LHR
25h 40m2 stops
Multiple Airlines Logo
6:35 am - 7:40 pmLHR-PER
29h 05m2 stops
$971Multiple Airlines
Find Deal
Sun, Oct 12 - Mon, Nov 17
Qatar Airways Logo
10:45 pm - 1:20 pmPER-LHR
22h 35m1 stop
Qatar Airways Logo
8:35 am - 12:00 pmLHR-PER
19h 25m1 stop
$983Qatar Airways
Find Deal
Mon, Nov 3 - Sun, Nov 30
Cathay Pacific Logo
8:30 am - 3:00 pmPER-LHR
38h 30m1 stop
Cathay Pacific Logo
11:00 am - 6:55 amLHR-PER
35h 55m1 stop
$987Cathay Pacific
Find Deal
Wed, Oct 29 - Thu, Nov 13
Cathay Pacific Logo
8:30 am - 3:00 pmPER-LHR
38h 30m1 stop
Cathay Pacific Logo
4:50 pm - 10:50 pmLHR-PER
22h 00m1 stop
$988Cathay Pacific
Find Deal
Wed, Oct 29 - Mon, Nov 3
Japan Airlines Logo
10:30 am - 3:15 pmPER-LHR
36h 45m2 stops
Japan Airlines Logo
8:35 am - 11:55 pmLHR-PER
31h 20m2 stops
$990Japan Airlines
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Thu, Jan 15 - Fri, Jan 30
Qatar Airways Logo
10:45 pm - 12:10 pmPER-LHR
21h 25m1 stop
Qatar Airways Logo
8:25 am - 12:00 pmLHR-PER
19h 35m1 stop
$1,014Qatar Airways
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Fri, Nov 7 - Wed, Nov 26
Turkish Airlines Logo
2:10 am - 8:50 pmPER-LHR
25h 40m2 stops
Turkish Airlines Logo
10:35 pm - 1:25 amLHR-PER
42h 50m2 stops
$1,032Turkish Airlines
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Fri, Oct 24 - Sun, Nov 9
Turkish Airlines Logo
2:10 am - 10:25 pmPER-LHR
27h 15m2 stops
Turkish Airlines Logo
6:35 am - 1:25 amLHR-PER
34h 50m2 stops
$1,034Turkish Airlines
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Fri, Oct 24 - Tue, Nov 11

Cathay Pacific flights from Perth to London

Our best Cathay Pacific deals on Perth to London flight tickets
Cathay Pacific
Oct 29
PER8:30 amPerth
38h 30m
1 stop
LHR3:00 pmLondon Heathrow
Nov 10
LHR10:05 pmLondon Heathrow
24h 50m
1 stop
PER6:55 amPerth
$987
Find similar
Cathay Pacific
Oct 29
PER8:30 amPerth
38h 30m
1 stop
LHR3:00 pmLondon Heathrow
Nov 8
LHR10:05 pmLondon Heathrow
24h 50m
1 stop
PER6:55 amPerth
$988
Find similar
Cathay Pacific
Oct 15
PER12:10 amPerth
25h 05m
1 stop
LHR6:15 pmLondon Heathrow
Oct 30
LHR8:15 pmLondon Heathrow
26h 40m
1 stop
PER6:55 amPerth
$1,023
Find similar

Malaysia Airlines flights from Perth to London

Our best Malaysia Airlines deals on Perth to London flight tickets
Malaysia Airlines
Nov 5
PER2:25 amPerth
21h 00m
1 stop
LHR3:25 pmLondon Heathrow
Nov 25
LHR9:25 pmLondon Heathrow
20h 00m
1 stop
PER1:25 amPerth
$968
Find similar
Malaysia Airlines
Nov 10
PER2:25 amPerth
35h 10m
1 stop
LHR5:35 amLondon Heathrow
Dec 2
LHR10:25 amLondon Heathrow
20h 50m
1 stop
PER3:15 pmPerth
$974
Find similar
Malaysia Airlines
Oct 24
PER2:10 amPerth
21h 25m
1 stop
LHR4:35 pmLondon Heathrow
Nov 13
LHR9:25 pmLondon Heathrow
20h 00m
1 stop
PER1:25 amPerth
$981
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated September 16, 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

Sat 10/25

2:10 am-11:25 pm

2 stops28h 15m

London Heathrow

Sun 11/16

5:45 pm-5:35 am

2 stops27h 50m

$967

PerthLondon

PER - LHR

PERLHR

Perth

Wed 11/5

2:25 am-3:25 pm

1 stop21h 00m

London Heathrow

Tue 11/25

9:25 pm-1:25 am

1 stop20h 00m

$968

PerthLondon

PER - LHR

PERLHR

Perth

Sun 10/12

2:10 am-8:50 pm

2 stops25h 40m

London Heathrow

Mon 11/17

6:35 am-7:40 pm

2 stops29h 05m

$971

PerthLondon

PER - LHR

PERLHR

Perth

Mon 11/3

10:45 pm-1:20 pm

1 stop22h 35m

London Heathrow

Sun 11/30

8:35 am-12:00 pm

1 stop19h 25m

$983

PerthLondon

PER - LHR

PERLHR

Perth

Wed 10/29

8:30 am-3:00 pm

1 stop38h 30m

London Heathrow

Thu 11/13

11:00 am-6:55 am

1 stop35h 55m

$987

PerthLondon

PER - LHR

PERLHR

Perth

Wed 10/29

8:30 am-3:00 pm

1 stop38h 30m

London Heathrow

Mon 11/3

4:50 pm-10:50 pm

1 stop22h 00m

$988

PerthLondon

PER - LHR

PERLHR

Perth

Thu 1/15

10:30 am-3:15 pm

2 stops36h 45m

London Heathrow

Fri 1/30

8:35 am-11:55 pm

2 stops31h 20m

$990

PerthLondon

PER - LHR

PERLHR

Perth

Fri 11/7

10:45 pm-12:10 pm

1 stop21h 25m

London Heathrow

Wed 11/26

8:25 am-12:00 pm

1 stop19h 35m

$1,014

PerthLondon

PER - LHR

PERLHR

Perth

Fri 10/24

2:10 am-8:50 pm

2 stops25h 40m

London Heathrow

Sun 11/9

10:35 pm-1:25 am

2 stops42h 50m

$1,032

PerthLondon

PER - LHR

PERLHR

Perth

Fri 10/24

2:10 am-10:25 pm

2 stops27h 15m

London Heathrow

Tue 11/11

6:35 am-1:25 am

2 stops34h 50m

$1,034

Flights are sorted by cheapest round-trip 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 $1,037, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Perth averaging around $1,086.

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

The cheapest day to depart from Perth to London is on a Friday. Travelers who choose to depart for London on a Friday will often find tickets for as low as $1,548. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,738. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Perth at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,095 when looking at flights departing at noon. Flights to London are more costly in the afternoon, with an average ticket price of $1,632. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Perth for as low as $1,185 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.

Can stopping save me money on Perth to London flights?

You could potentially save up to 19% on your flight if you consider stops on a Perth to London flight.

How have Perth to London flight prices changed over time?

As of September 2025, prices for Perth to London flights are approximately 19% 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 round-trip 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

$927

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 $927. The best round-trip flight deal from Perth to London found on momondo in the last 72 hours is $1,767.
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?

    London is 8990.4 mi away from Perth. By plane, this route typically takes 21h 00m.

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

    Prices for flights from Perth Airport to London refresh daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Qatar AirwaysPriceFrom $902Free CancellationRating
7.4
3,624 reviews
Search Qatar Airways flights
Malaysia AirlinesPriceFrom $944Free CancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom $981Free CancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $1,262Free CancellationRating
7.5
907 reviews
Search Qantas Airways flights

  • Qantas Airways Flights From Perth to London

    Qantas Airways flight deals from Perth to London start from $1,262 round-trip. Over the 7 Qantas Airways flights for this route in a normal week, average airfare is usually $1,634 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Dover
Luton
Slough
Milton Keynes
Hayes
Guildford
Dartford
Crawley
Stansted
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Wembley
Richmond
Croydon

Why use momondo?

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

Finding the right flight to London from Perth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Perth to London flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Perth.

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

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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