$479 Cheap Flights from Sydney (SYD) to London (LHR)

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Cheap Flights from Kingsford Smith Intl. to Heathrow

Prices were available within the past 7 days and starts at $479 for one-way flights and $910 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietnam Airlines
Virgin Atlantic
Etihad Airways
SriLankan Airlines
Cathay Pacific
Asiana Airlines
Qatar Airways
All Nippon Airways
Oman Air
Swiss International Air Lines
Virgin Atlantic
Malaysia Airlines
Asiana Airlines
Vietnam Airlines
SriLankan Airlines
Cathay Pacific
Emirates
All Nippon Airways
Qantas Airways
Qantas Airways

Sydney to London Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Sydney to London offer the perfect respite. Not only does exploring London provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Sydney to London may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from SYD to LHR today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of London are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to London more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to London is $479 now!

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from $910. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sydney Airport to Heathrow Airport?
Each airline has a different set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Kingsford Smith Intl. Airport (SYD) to Heathrow Airport 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 Mascot Airport to LHR flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Mascot Airport to LHR?
To comfortably pass the 23 hours and 11 minutes flight time between SYD (SYD) and Heathrow Airport (LHR) (LHR), it’s wise to be prepared. A smartphone loaded up with your favorite playlists is an excellent start.
How far is the flight from Mascot Airport to Heathrow Airport (LHR)?
With around 10566 mi separating Sydney and Hounslow, your flight will be a long one. Pack wisely and make your time in the air comfortable. Simple things like a sleep mask and a good travel pillow can make the biggest difference.
Which airlines fly direct from Sydney Airport to LHR?
There are no direct flights, so you’ll need to make at least one stop between SYD and Heathrow Airport (LHR). Use the layover time to stretch your legs and take a break.
Are Sydney Airport to LHR flight tickets cheaper when they're purchased at the last minute?
Tickets from Kingsford Smith Intl. Airport (SYD) to Heathrow Airport (LHR) are available up to 12 months prior to departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it’s never something you can count on. Also, booking your flights well in advance means you’ll have more choices — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.
Can I fly from Sydney Airport to Heathrow Airport (LHR) right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from Sydney Airport to LHR please visit our COVID 19 travel advisor portal link.