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Cheap flights from Perth to London from $487

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 1/13. 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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0 bags

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Cathay Pacific Logo
12:25 am - 8:10 pmPER-LHR
27h 45m1 stop
Cathay Pacific Logo
8:15 pm - 6:55 amLHR-PER
26h 40m1 stop
$939Cathay Pacific
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Tue, Nov 18 - Wed, Nov 26
Malaysia Airlines Logo
2:10 am - 4:35 pmPER-LHR
21h 25m1 stop
Malaysia Airlines Logo
11:00 am - 1:10 amLHR-PER
31h 10m1 stop
$945Malaysia Airlines
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Sat, Apr 25 - Tue, May 12
Multiple Airlines Logo
7:35 am - 6:40 amPER-LHR
31h 05m2 stops
Multiple Airlines Logo
8:50 am - 4:30 amLHR-PER
35h 40m3 stops
$950Multiple Airlines
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Thu, Nov 20 - Wed, Nov 26
Multiple Airlines Logo
11:10 pm - 9:05 pmPER-LHR
29h 55m2 stops
Multiple Airlines Logo
6:35 am - 7:35 pmLHR-PER
29h 00m2 stops
$953Multiple Airlines
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Wed, Nov 19 - Wed, Nov 26
Singapore Airlines Logo
5:05 pm - 3:20 pmPER-LHR
30h 15m1 stop
Singapore Airlines Logo
9:10 am - 11:55 pmLHR-PER
30h 45m1 stop
$960Singapore Airlines
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Sun, Feb 1 - Sun, Feb 15
Singapore Airlines Logo
6:40 am - 7:10 pmPER-LHR
20h 30m1 stop
Singapore Airlines Logo
9:45 pm - 12:35 pmLHR-PER
30h 50m1 stop
$962Singapore Airlines
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Thu, Feb 12 - Wed, Feb 25
Qatar Airways Logo
3:55 pm - 12:15 pmPER-LHR
28h 20m1 stop
Qatar Airways Logo
8:40 am - 11:55 amLHR-PER
19h 15m1 stop
$997Qatar Airways
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Mon, Nov 10 - Tue, Nov 25
Qatar Airways Logo
3:55 pm - 5:55 amPER-LHR
22h 00m1 stop
Qatar Airways Logo
8:35 am - 11:55 amLHR-PER
19h 20m1 stop
$998Qatar Airways
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Wed, Nov 12 - Tue, Nov 25
Turkish Airlines Logo
2:25 am - 9:05 pmPER-LHR
26h 40m2 stops
Turkish Airlines Logo
6:35 am - 3:15 pmLHR-PER
24h 40m2 stops
$1,002Turkish Airlines
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Wed, Feb 25 - Sun, Mar 15
Turkish Airlines Logo
3:50 pm - 3:20 pmPER-LHR
30h 30m2 stops
Turkish Airlines Logo
6:30 am - 1:10 amLHR-PER
35h 40m2 stops
$1,020Turkish Airlines
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Fri, Apr 24 - Tue, Apr 28

Cathay Pacific flights from Perth to London

Our best Cathay Pacific deals on Perth to London flight tickets
Cathay Pacific
Nov 18
PER12:25 amPerth
27h 45m
1 stop
LHR8:10 pmLondon Heathrow
Nov 26
LHR8:15 pmLondon Heathrow
26h 40m
1 stop
PER6:55 amPerth
$939
Find similar
Cathay Pacific
Mar 15
PER8:30 amPerth
30h 00m
1 stop
LHR6:30 amLondon Heathrow
Mar 19
LHR5:50 pmLondon Heathrow
29h 05m
1 stop
PER6:55 amPerth
$949
Find similar
Cathay Pacific
Nov 9
PER8:30 amPerth
43h 40m
1 stop
LHR8:10 pmLondon Heathrow
Nov 20
LHR4:50 pmLondon Heathrow
22h 05m
1 stop
PER10:55 pmPerth
$951
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Singapore Airlines flights from Perth to London

Our best Singapore Airlines deals on Perth to London flight tickets
Singapore Airlines
Feb 1
PER5:05 pmPerth
30h 15m
1 stop
LHR3:20 pmLondon Heathrow
Feb 15
LHR9:10 amLondon Heathrow
30h 45m
1 stop
PER11:55 pmPerth
$960
Find similar
Singapore Airlines
Feb 12
PER6:40 amPerth
20h 30m
1 stop
LHR7:10 pmLondon Heathrow
Feb 25
LHR9:45 pmLondon Heathrow
30h 50m
1 stop
PER12:35 pmPerth
$962
Find similar
Singapore Airlines
Mar 24
PER6:40 amPerth
20h 30m
1 stop
LHR7:10 pmLondon Heathrow
Apr 26
LHR9:25 amLondon Heathrow
20h 05m
1 stop
PER12:30 pmPerth
$1,030
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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 October 30, 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 11/18

12:25 am-8:10 pm

1 stop27h 45m

London Heathrow

Wed 11/26

8:15 pm-6:55 am

1 stop26h 40m

$939

PerthLondon

PER - LHR

PERLHR

Perth

Sat 4/25

2:10 am-4:35 pm

1 stop21h 25m

London Heathrow

Tue 5/12

11:00 am-1:10 am

1 stop31h 10m

$945

PerthLondon

PER - LHR

PERLHR

Perth

Thu 11/20

7:35 am-6:40 am

2 stops31h 05m

London Heathrow

Wed 11/26

8:50 am-4:30 am

3 stops35h 40m

$950

PerthLondon

PER - LHR

PERLHR

Perth

Wed 11/19

11:10 pm-9:05 pm

2 stops29h 55m

London Heathrow

Wed 11/26

6:35 am-7:35 pm

2 stops29h 00m

$953

PerthLondon

PER - LHR

PERLHR

Perth

Sun 2/1

5:05 pm-3:20 pm

1 stop30h 15m

London Heathrow

Sun 2/15

9:10 am-11:55 pm

1 stop30h 45m

$960

PerthLondon

PER - LHR

PERLHR

Perth

Thu 2/12

6:40 am-7:10 pm

1 stop20h 30m

London Heathrow

Wed 2/25

9:45 pm-12:35 pm

1 stop30h 50m

$962

PerthLondon

PER - LHR

PERLHR

Perth

Mon 11/10

3:55 pm-12:15 pm

1 stop28h 20m

London Heathrow

Tue 11/25

8:40 am-11:55 am

1 stop19h 15m

$997

PerthLondon

PER - LHR

PERLHR

Perth

Wed 11/12

3:55 pm-5:55 am

1 stop22h 00m

London Heathrow

Tue 11/25

8:35 am-11:55 am

1 stop19h 20m

$998

PerthLondon

PER - LHR

PERLHR

Perth

Wed 2/25

2:25 am-9:05 pm

2 stops26h 40m

London Heathrow

Sun 3/15

6:35 am-3:15 pm

2 stops24h 40m

$1,002

PerthLondon

PER - LHR

PERLHR

Perth

Fri 4/24

3:50 pm-3:20 pm

2 stops30h 30m

London Heathrow

Tue 4/28

6:30 am-1:10 am

2 stops35h 40m

$1,020

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 $1,043, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Perth averaging around $1,097.

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

The cheapest day to depart from Perth to London is on a Sunday. Travelers who choose to depart for London on a Sunday will often find tickets for as low as $1,557. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,832. 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 $1,698. 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 $1,287 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 $1,160 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 5% 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 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 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

Fastest flight time

17h 30m

Direct flights

Every day

Airports in London

1 airport
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)
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  • How far is Perth to London by plane?

    London is 8990.4 mi away from Perth. By plane, this route typically takes 20h 30m.

  • 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
3,661 reviews
Search Qatar Airways flights
Malaysia AirlinesPriceFrom $934Free CancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom $981Free CancellationRating
8.1
1,388 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom $1,262Free CancellationRating
7.5
925 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 $1,669 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
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Chelmsford
Folkestone
Romford
Ilford
Cobham
Wembley
Stansted
Watford
Harrow

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.

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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