Cheap flights from London to Perth from €585

1 adult
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KLM flights from London to Perth

Our best KLM deals on London to Perth flight tickets
KLM
10 Nov
LCY17:05London City
22h 50m
2 stops
PER23:55Perth
2 Dec
PER06:50Perth
34h 40m
3 stops
LCY09:30London City
€1,254
Find similar
KLM
17 Nov
LCY17:05London City
22h 50m
2 stops
PER23:55Perth
2 Dec
PER06:50Perth
34h 40m
3 stops
LCY09:30London City
€1,262
Find similar
KLM
29 Oct
LCY17:05London City
22h 50m
2 stops
PER23:55Perth
12 Nov
PER15:45Perth
25h 45m
3 stops
LCY09:30London City
€1,263
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Emirates flights from London to Perth

Our best Emirates deals on London to Perth flight tickets
Emirates
3 Nov
STN20:15London Stansted
37h 05m
1 stop
PER17:20Perth
16 Mar
PER22:20Perth
21h 45m
1 stop
STN12:05London Stansted
€1,249
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Emirates
5 Nov
STN14:05London Stansted
19h 15m
1 stop
PER17:20Perth
3 May
PER22:20Perth
21h 35m
1 stop
STN12:55London Stansted
€1,250
Find similar
Emirates
23 Nov
STN14:05London Stansted
19h 15m
1 stop
PER17:20Perth
25 Feb
PER22:20Perth
21h 45m
1 stop
STN12:05London Stansted
€1,256
Find similar

See travel insights to Perth from

How to get the cheapest flight ticket from London to Perth

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 London and Perth?

What is the cheapest month to fly to Perth?

The month of May is, on average, the cheapest month to fly to Perth from London, with most prices found around €1,092. If you aren’t able to travel during the month of May, then book flights to Perth from London during March instead. Flights to Perth in March, while not as cheap as those in May, still average around €1,158.

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

The cheapest day to depart from London to Perth is on a Thursday. Travellers who choose to depart for Perth on a Thursday will often find tickets for as low as €1,597. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Perth on Sunday is €2,420.

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

Our data shows that the cheapest London to Perth flights are usually those with departure times in the evening. Our users have found flights to Perth in the evening for as low as €1,129. Flights in the morning are often more expensive, with an average ticket price of €1,877.

What is the cheapest London to Perth flight route?

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

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

You are more likely to see cheaper flights to Perth from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Perth for around €1,276 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Perth from London for as low as €1,183 on momondo.

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

There are 1 cabin classes available to choose from on London to Perth 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 London to Perth flights?

You could potentially save up to 14% on your flight if you consider stops on a London to Perth flight.

How have London to Perth flight prices changed over time?

As of August 2025, prices for London to Perth flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from London to Perth

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

    The distance between London and Perth is about 14468.6 km. Flights usually cover this in 19h 10m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London to Perth Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The required travel and health documents for your Perth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Perth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London to Perth?

Best airlines flying from London to Perth

Compare and see reviews for airlines that fly from London to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom €1,432Free CancellationRating
7.5
895 reviews
Search Qantas Airways flights
  • Qantas Airways Flights From London to Perth

    Qantas Airways flight deals from London to Perth start from €1,671 round-trip. Over the 7 Qantas Airways flights for this route in a normal week, average airfare is usually €2,349 round-trip - but some users have found much cheaper deals with momondo.

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Scarborough
Fremantle

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Perth. momondo saves you time and could save you money on your trip.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Perth.

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

If you are not ready to book a flight from London to Perth now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Perth and let you know when they change.

An easier way to manage your Perth trip

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1 adult
Wed 20/8
Wed 27/8

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