￥86,860 Cheap flights from London to Sydney (LHR to SYD)

Popular airlines from Heathrow Airport (LHR) to Sydney Airport (SYD)

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Cheap Flights from London to Sydney (LHR-SYD)

Prices were available within the past 7 days and start at ￥86,860 for one-way flights and ￥149,440 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Wed, Apr 22 - Sun, Apr 26

LHR

London

SYD

Sydney

￥149,440

Roundtrip

found 2 days ago

Tue, May 19 - Sun, Jun 7

LHR

London

SYD

Sydney

￥164,761

Roundtrip

found 2 days ago

Sun, May 10 - Sat, May 23

LHR

London

SYD

Sydney

￥178,750

Roundtrip

found 9 hours ago

Mon, Oct 26 - Thu, Oct 29

LHR

London

SYD

Sydney

￥180,950

Roundtrip

found 21 hours ago

Mon, Sep 7 - Tue, Oct 6

LHR

London

SYD

Sydney

￥191,546

Roundtrip

found 4 hours ago

Mon, Oct 26 - Thu, Oct 29

LHR

London

SYD

Sydney

￥210,040

Roundtrip

found 21 hours ago

Fri, May 1 - Mon, May 4

LHR

London

SYD

Sydney

￥213,950

Roundtrip

found 6 days ago

Tue, Sep 1 - Tue, Sep 29

LHR

London

SYD

Sydney

￥221,540

Roundtrip

found 2 days ago

Tue, Apr 14 - Tue, Apr 28

LHR

London

SYD

Sydney

￥225,180

Roundtrip

found 6 days ago

Wed, Feb 3 - Wed, Feb 17

LHR

London

SYD

Sydney

￥225,880

Roundtrip

found 3 days ago

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

SYD

Kingsford Smith Intl.

Cheapest

16 min

Flights from ￥149,440

Find the cheapest month to fly from London (LHR) to Sydney (SYD)

May is typically the cheapest month to fly

From ￥126,045 - ￥192,192 per traveler.

Frequently asked questions

How much is a flight from Heathrow Airport to Kingsford Smith Intl. Airport (SYD)?

If you're planning on traveling between London Heathrow and Mascot Airport, round-trip journeys start from ￥149,440. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.

Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to SYD?

Each airline has a different set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.

How do I find cheap flights from LHR to Kingsford Smith Intl. Airport (SYD) that have flexible change policies?

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to Kingsford Smith Intl. Airport (SYD) flights, you'll see a "no change fees" filter for you to select.

How many hours is the flight from Heathrow Airport (LHR) to SYD?

Averaging 22 hours and 42 minutes, the flight from London Heathrow to Mascot Airport is a long one. To make your time on board more comfortable, pack a quality travel pillow and some noise-canceling earphones.

How far is the flight from LHR to Sydney Airport?

The distance is around 17,000 kilometers, so pack your carry-on luggage with whatever you need to make the long journey comfortable. Wondering what to take on board your Hounslow to Sydney flight? A travel pillow, earplugs and a sleep mask are a few essentials.

Which airlines fly direct from LHR to SYD?

There are no direct flights, so you'll need to make at least one stop between LHR and Sydney Airport. Take advantage of the layover time to stretch your legs and freshen up.

Are LHR to Mascot Airport flight tickets cheaper when they're purchased at the last minute?

Last-minute planners can sometimes pick up a bargain, with some super cheap fares from Heathrow Airport to Mascot Airport showing up a few weeks before the departure date. If you'd rather plan ahead of time, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices so far in advance.

Travel information

Origin airport	Heathrow
Destination airport	Kingsford Smith Intl.
Airlines serving	Air Canada, Air France, Air India, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, KLM, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price	￥149,440
Distance	16918 km
Average flight time	32 hours 12 mins

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￥86,860 Cheap Flights from London (LHR) to Sydney (SYD)

Popular airlines from Heathrow Airport (LHR) to Sydney Airport (SYD)

Be in the know

Book smarter

Earn twice

Cheap Flights from London to Sydney (LHR-SYD)

Alternative airports near Sydney

Find the cheapest month to fly from London (LHR) to Sydney (SYD)

May is typically the cheapest month to flyMay is typically the cheapest month to fly

Frequently asked questions

Travel information

Explore a world of travel with Expedia

May is typically the cheapest month to fly