Perth to London flights
The cheapest round trip we found from Perth to London is $1,667 (Jan 1 – 10, 2027, 2 stops). It usually costs $1,462.
PER to LON · Round trip · Economy · Prices per person in USD · Price found (2 days ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $1,136 |
| December 2026 | $1,462 |
| January 2027 | $1,667 |
| February 2027 | No fares found yet |
| March 2027 | No fares found yet |
| April 2027 | $1,063 (cheapest month) |
Cheapest dates in the next 4 months
Round trip, per person-
Jan 1 – 10, 2027 9 nights · leave Fri$1,667 +14% vs usual$1,667 +14% vs usual Book
Malaysia Airlines 2 stops · 20h 45m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in London
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Airport transfer to London
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Plan the rest of your trip
London · Jan 1 – 10, 2027- eSIM for United Kingdom Yesim · prepaid mobile data (opens Yesim in a new tab)
- Car rental in United Kingdom Economybookings · compare rental companies (opens Economybookings in a new tab)
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Good to know
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Perth to London: questions
How much does a flight from Perth to London cost?
The cheapest round trip we have found right now is $1,667, leaving January 1 and returning January 10. The usual price on this route is about $1,462. Prices are per person, economy, in USD.
What is the cheapest month to fly from Perth to London?
April 2027, with round trips from $1,063. The most expensive month in our data is January (from $1,667). Based on the 4 months ahead we have prices for.
Which airports do Perth to London flights use?
Perth airports include Perth (PER). London airports include London Heathrow (LHR), London City (LCY) and London Gatwick (LGW). The prices on this page cover every airport in both cities (PER and LON are the city codes).
About this route
We track round-trip economy fares from Perth (Australia) to London (United Kingdom) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $1,667, departing January 1 and returning January 10. The cheapest month to fly in our data is April, from $1,063. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.