Cheap flights from Western Australia to London from $769

If you aren’t able to travel during the month of March, then book flights to London from Western Australia during February instead. Flights to London in February, while not as cheap as those in March, still average around $1,632.

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $2,136. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Western Australia to London for around $2,559.

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as $2,221. In contrast, the most expensive time of day to depart to London is at midday when prices are around $3,091.

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

You are more likely to see cheaper flights to London from Western Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,957 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Western Australia for as low as $1,771 on momondo.

There are 3 cabin classes available to choose from on Western Australia to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Singapore Airlines, Vietnam Airlines, and Emirates are the most popular carriers operating from Western Australia to London

Singapore Airlines, Qantas Airways and Malaysia Airlines are the top three most popular airlines that fly to London from Western Australia according to our data. Singapore Airlines is the first choice among our users, with 29% of people opting to fly with this airline when travelling to London. Keep in mind that there are 12 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 6 flights per week flying from Western Australia to London. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

Flight times vary depending on what airport in Western Australia you fly out of and what airport in London you fly into. For example, flying from Perth to London Heathrow Airport takes 17h 50m on average. On the other hand, flying from Broome to London Heathrow Airport takes 28h 40m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.