Cheap flights from Perth (PER) to London (LHR)

Swap the Swan River for the River Thames and dive into one of the world’s most iconic cities. London’s got something for everyone: history, culture, sport, shops, and pubs where the stories are just as good as the pints. 

With direct flights from Perth to London, you’re only one plane ride away from ancient landmarks, modern shows, and unbeatable high-street shopping. Whether you're going for mates, memories, or a new adventure, London delivers from day one.

Which airlines fly direct from Perth to London? 

If you're keen to get there in one go, there’s currently one direct option that gets you from the west coast to the UK without a long layover.

• Qantas: Full-service all the way so your meals, entertainment, and checked baggage included. Qantas Points eligible

Flight time from Perth to London?

When flying direct, it takes 20 hours and 0 minutes to fly from Perth to London. Qantas’ flights usually run overnight, so you’ll land ready to hit the ground running. 

Average price of flights between Perth and London

One-way tickets typically sit between AU$700 and AU$1,400, with current fares as low as AU$697. To lock in a good deal, book around two to three months out. Qantas drops sales throughout the year. You can jump on their seasonal promos or keep an eye on mid-week discounts.

Cheapest time to fly to London

The cheapest month to fly right now is November but in general, July to November offers the best value. Steer clear of June, December, and February when prices peak around school holidays and Christmas. Avoid major events like Wimbledon or Notting Hill Carnival if you’re chasing cheaper flights. Our pick for the best bang for your buck? Autumn flights land you in crisp weather, thinner crowds, and better fares.

Where is the airport in London?

Heathrow Airport is 24 kms west of Central London and well-connected. Whatever your style, there’s a way to roll into the city stress-free:

• Heathrow Express: Fastest way in. 15 mins to Paddington with trains every 15 mins.
• Elizabeth line: Clean, quick, and connects to major stations like Bond Street and Liverpool Street.
• London Underground: The Piccadilly line is your cheapest option. Under an hour to key stops like King's Cross and Leicester Square.
• Airport transfer: Arriving late? Travelling with the fam? Prebook a door-to-door ride and skip the stress.
• Taxis/minicabs: Classic black cabs wait outside all terminals.
• National coaches: Good for long-distance trips across the UK.
• Hotel Hoppa: Direct shuttles to nearby hotels.
• Go2Gate: Minibus rides between Heathrow Terminal 5 and Dedworth.

Visa and passport requirements for Australians flying to London

Most Aussie tourists don’t need a visa for stays under six months, but you’ll now need an Electronic Travel Authorisation (ETA) to enter or transit through the UK. It’s valid for two years and allows multiple visits. Have a biometric passport? You can use the eGates at Heathrow. Just make sure your passport is valid for the duration of your stay.

Time difference between Perth and London

Perth is eight hours ahead of London. During British Summer Time (late March to late October), it shifts to seven hours. Your flight arrival time already factors this in so no need to adjust your watch manually.

Our tips for getting the best price on flights

Want to score a cheap seat to London? Here are some easy ways to stack the odds in your favour:

• Use promo codes: Check Traveloka’s promotions page for exclusive coupons.
• Set a Price Alert: Use Traveloka’s alert tool to get notified when fares drop.
• Travel mid-week: Tuesday and Wednesday flights are often the cheapest.
• Redeem Traveloka Points: Earn points as you book and use them for discounts later.
• Fly overnight: Red-eyes are less popular, which can mean cheaper seats.
• One-way trick: Sometimes booking two one-ways works out cheaper than a return.
• Consider longer layovers: If you don’t mind the extra travel time, indirect routes often cost less.
• Sign up for newsletters: Get updates on flash sales and fare drops straight to your inbox.

Why trust Traveloka with your flight booking

We get it…there are a lot of travel sites out there. Here’s why Aussie travellers are booking with us:

• Real-time comparisons across multiple airlines, all in one place.
• No hidden costs—the price you see is what you pay.
• Flight alerts and smart tools help you spot deals faster.
• Fast checkout: Book in minutes, not hours.
• Trusted by millions across Southeast Asia, now landing in Australia.
• We’ve got your back with customer support tailored to Aussie travellers.
• Extra perks like travel SIM cards, discounts on transfers, and more.

Ready for your London adventure?

Flights sorted? Let’s keep the momentum going. Book your London stay with Traveloka for cosy hotels, city apartments, and boutique gems at your fingertips. Want to catch a West End show, do a Harry Potter tour, or see the sights on a classic red bus? We’ve got that too.

Other popular destinations in the UK from Perth you might want to check out:

• Perth to Manchester
• Perth to Edinburgh
• Perth to Birmingham
• Perth to Glasgow
• Perth to Cardiff
• Perth to Belfast

Flying in the other direction? Here's all the information you need about the reverse journey from London to Perth.