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41.299.237 searches in the past 7 days on Crown Trips

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Cheap Flights from London (LON) to Sydney (SYD)
Prices were available within the past 7 days and start at £589 for one-way flights and £849 for round trip, for the period specified.
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One way
Return
Mon, 5 Oct 2026
LHR ⇄ SYD London ↔ Sydney
£849
found 2h ago
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Tue, 6 Oct 2026
LGW ⇄ SYD London ↔ Sydney
£857
found 3h ago
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Wed, 7 Oct 2026
LCY ⇄ SYD London ↔ Sydney
£862
found 4h ago
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Thu, 8 Oct 2026
LHR ⇄ SYD London ↔ Sydney
£869
found 5h ago
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Fri, 9 Oct 2026
LGW ⇄ SYD London ↔ Sydney
£873
found 8h ago
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Sat, 10 Oct 2026
LHR ⇄ SYD London ↔ Sydney
£878
found 9h ago
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Sun, 11 Oct 2026
LHR ⇄ SYD London ↔ Sydney
£881
found 10h ago
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Mon, 12 Oct 2026
LGW ⇄ SYD London ↔ Sydney
£884
found 12h ago
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Tue, 13 Oct 2026
LCY ⇄ SYD London ↔ Sydney
£889
found 14h ago
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TOP AIRLINE OFFERS TO SYDNEY

BHXBirmingham
✈️
SYDSydney
Round Trip £895 PP
EDIEdinburgh
✈️
SYDSydney
Round Trip £845 PP
GLAGlasgow
✈️
SYDSydney
Round Trip £820 PP
LGWLondon Gatwick
✈️
SYDSydney
Round Trip £860 PP
LHRLondon Heathrow
✈️
SYDSydney
Round Trip £835 PP
MANManchester
✈️
SYDSydney
Round Trip £810 PP
NCLNewcastle
✈️
SYDSydney
Round Trip £825 PP
STNLondon Stansted
✈️
SYDSydney
Round Trip £1195 PP

Find flight deals to Sydney

Return from

£732

  • Etihad Airways
  • 15/4 - 10/5
  • 2 total stops
  • 64h 45m total
  • London to Sydney
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One-way from

£423

  • 17/6
  • 2 total stops
  • 40h 55m total
  • London to Sydney
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Popular in

July

Highest demand for flights based on searches. 6% potential increase in price (£59 potential increase over avg. return price).

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Cheapest in

March

Cheapest flight prices on average. 2% potential price decrease (£21 potential savings vs. average return price).

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Average price

£955

Average for return flights in April 2026

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Good round-trip deal

£1,123 or less

Price to beat on a round-trip flight from London to Sydney Kingsford Smith.

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Good one-way deal

£892 or less

Price to beat on a one-way flight from London to Sydney Kingsford Smith.

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Customer Reviews

Customer Reviews & Experiences

Kovács Bernadette
Kovács Bernadette
Customer Review
We booked our honeymoon for October at Flights Bridge, and the entire experience was exceptional from start to finish. Our multi-destination trip took us to Dubai, the Maldives, and Thailand, with a short stopover in Malaysia. all seamlessly arranged. Highly recommend team Flights Bridge!
Anish Ghadialy
Anish Ghadialy
Customer
Aria Smith was a fantastic representative for the Flights Bridge travel agency when booking. She was in constant contact and keeping me appraised of everything going on. When we arrived in Singapore we had the most amazing time.
Nooni
Nooni
Customer
I recently booked my flights to Iraq through Flights Bridge with the help of Emily.I truly appreciate Emily’s outstanding service and highly recommend her and this agency to anyone planning their next trip. I’ll definitely be booking with Emily again in the future — thank you so much for all your help! 👌🏻😍
Donna Ellis
Donna Ellis
Customer
Amazing trip to Budapest. Hotel central and beds so comfy. Watching F1 was brill wasn't a fan but definitely am now. Train journeys to Vienna and Prague were a breeze. Very well organised trip. The sightseeing on the river and open top bus I would recommend. Some great architecture. Thankyou Flights Bridge.
Andy Taylor
Andy Taylor
Customer
We have booked to go to Thailand for 2 weeks starting out on Christmas day and visiting 4 places across Thailand. We've never been before and were aconcerned we could get this horribly wrong. When we started out with Flights Bridge.
Paula
Paula
Customer
Jacob Ray was really knowledgeable, very helpful and he put together an amazing holiday package for us and was happy to answer our questions and advised us on our options. Jacob made sure that our booking was correct and met our expectations. We would be happy to book with him again. Thank you Flights Bridge.
Amber Joseph
Amber Joseph
Customer
I had a wonderful experience with Flights Bridge. Andy Wyatt provided exceptional service while booking flights for me and my husband. He went above and beyond to ensure everything was arranged smoothly and to our satisfaction. His professionalism, dedication, and care truly stood out. I would highly recommend Andy and Flights Bridge to anyone looking for reliable and efficient travel services.
Melanie Hayman
Melanie Hayman
Customer
I’ve just booked a holiday through The Flights Bridge and the service has been amazing from start to finish. Jamie has gone above and beyond to make the whole process easy and stress-free, taking the time to understand what I was looking for and finding the perfect holiday. Highly recommended!
Mihaela Soare
Mihaela Soare
Customer
If I could, I would give 10 stars! Promptness, professionalism, excellent communication! A huge help especially for people who live abroad and have to travel hundreds of km to a consulate for documents. Thank you and we will definitely use your services again!
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