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Cheap flights from Perth to London from $376

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 5/15. 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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0 bags

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Find the cheapest flights from Perth to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Perth to London.
 Logo
8:30 pm - 10:25 pmPER-LHR
32h 55m2 stops
 Logo
11:20 am - 4:30 amLHR-PER
34h 10m2 stops
Tue, Jun 10 - Wed, Jun 25
 Logo
9:55 pm - 10:25 pmPER-LHR
31h 30m3 stops
 Logo
11:20 am - 4:30 amLHR-PER
34h 10m2 stops
Tue, Jun 10 - Wed, Jun 25
Cathay Pacific Logo
9:15 am - 5:40 amPER-LHR
27h 25m1 stop
Cathay Pacific Logo
6:20 pm - 10:40 pmLHR-PER
21h 20m1 stop
$889Cathay Pacific
Find Deal
Wed, May 21 - Wed, May 28
Cathay Pacific Logo
9:15 am - 3:15 pmPER-LHR
37h 00m1 stop
Cathay Pacific Logo
10:15 pm - 7:45 amLHR-PER
26h 30m1 stop
$926Cathay Pacific
Find Deal
Mon, Jun 2 - Mon, Jun 16
Malaysia Airlines Logo
3:50 pm - 4:35 pmPER-LHR
31h 45m1 stop
Malaysia Airlines Logo
11:00 am - 2:50 pmLHR-PER
20h 50m1 stop
$959Malaysia Airlines
Find Deal
Thu, May 15 - Thu, May 22
Malaysia Airlines Logo
3:50 pm - 4:35 pmPER-LHR
31h 45m1 stop
Malaysia Airlines Logo
9:35 pm - 1:10 amLHR-PER
20h 35m1 stop
$962Malaysia Airlines
Find Deal
Thu, May 15 - Thu, May 29
Singapore Airlines Logo
5:10 pm - 3:45 pmPER-LHR
29h 35m1 stop
Singapore Airlines Logo
8:35 pm - 5:10 amLHR-PER
25h 35m1 stop
$986Singapore Airlines
Find Deal
Sun, May 18 - Thu, Sep 18
British Airways Logo
3:50 pm - 5:25 amPER-LHR
20h 35m1 stop
British Airways Logo
9:10 pm - 1:10 amLHR-PER
21h 00m1 stop
$987British Airways
Find Deal
Tue, May 20 - Thu, May 29
Singapore Airlines Logo
5:10 pm - 3:45 pmPER-LHR
29h 35m1 stop
Singapore Airlines Logo
9:25 am - 12:30 pmLHR-PER
20h 05m1 stop
$988Singapore Airlines
Find Deal
Sun, May 18 - Thu, Sep 18
British Airways Logo
9:15 am - 6:30 amPER-LHR
28h 15m1 stop
British Airways Logo
9:55 pm - 6:40 pmLHR-PER
37h 45m1 stop
$1,202British Airways
Find Deal
Mon, May 19 - Sun, Jun 1

Cathay Pacific flights from Perth to London

Our best Cathay Pacific deals on Perth to London flight tickets
Cathay Pacific
May 21
PER9:15 amPerth
27h 25m
1 stop
LHR5:40 amLondon Heathrow
May 28
LHR6:20 pmLondon Heathrow
21h 20m
1 stop
PER10:40 pmPerth
Cathay Pacific
Jun 2
PER9:15 amPerth
37h 00m
1 stop
LHR3:15 pmLondon Heathrow
Jun 16
LHR10:15 pmLondon Heathrow
26h 30m
1 stop
PER7:45 amPerth
Cathay Pacific
May 28
PER9:15 amPerth
37h 00m
1 stop
LHR3:15 pmLondon Heathrow
Jun 12
LHR5:00 pmLondon Heathrow
22h 40m
1 stop
PER10:40 pmPerth

Malaysia Airlines flights from Perth to London

Our best Malaysia Airlines deals on Perth to London flight tickets
Malaysia Airlines
May 15
PER3:50 pmPerth
31h 45m
1 stop
LHR4:35 pmLondon Heathrow
May 22
LHR11:00 amLondon Heathrow
20h 50m
1 stop
PER2:50 pmPerth
Malaysia Airlines
May 15
PER3:50 pmPerth
31h 45m
1 stop
LHR4:35 pmLondon Heathrow
May 29
LHR9:35 pmLondon Heathrow
20h 35m
1 stop
PER1:10 amPerth
Malaysia Airlines
May 20
PER2:10 amPerth
21h 25m
1 stop
LHR4:35 pmLondon Heathrow
May 28
LHR9:35 pmLondon Heathrow
20h 35m
1 stop
PER1:10 amPerth

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 October. Flight prices, which tend to average around $1,051, 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 $1,063.

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

The cheapest day to depart from Perth to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $1,590. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $2,075. 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 $1,755. 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 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,302 when searching 26 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 $1,176 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 April 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 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

$376

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 $376. The best round-trip flight deal from Perth to London found on momondo in the last 72 hours is $873.
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)

  • How far is Perth to London by plane?

    London is 8990.4 mi away from Perth. By plane, this route typically takes 20h 05m.

  • 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
Malaysia AirlinesPriceFrom $944Free CancellationRating
7.3
254 reviews
Search Malaysia Airlines flights
Thai AirwaysPriceFrom $987Free CancellationRating
7.7
325 reviews
Search Thai Airways flights
Singapore AirlinesPriceFrom $1,046Free CancellationRating
8.1
1,290 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $1,071Free CancellationRating
7.5
850 reviews
Search Cathay Pacific flights
Qantas AirwaysPriceFrom $1,274Free CancellationRating
7.5
827 reviews
Search Qantas Airways flights
  • Qantas Airways Flights From Perth to London

    Qantas Airways flight deals from Perth to London start from $1,274 round-trip. Over the 7 Qantas Airways flights for this route in a normal week, average airfare is usually $1,668 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
Croydon
Luton
Guildford
Slough
Hayes
Dartford
Dover
Stansted
Ilford
Milton Keynes
Canterbury
Colchester
Horley
Wembley
Chelmsford
Richmond
Crawley
Hook

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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Wed 5/7

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