Title: £700 Cheap British Airways flights from Sydney to London (SYD→LHR) - Expedia.co.uk

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# £700 Cheap British Airways flights from Sydney to London (SYD→LHR)

[View £700 flight on Sun, 13 Sept 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:SYD,to:LHR,departure:13/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:699.40&airProductToken=AQp7CjsIwoIBEgQ2Mzk2GJIeIMM7KMXWlwMwv92XAzhOQABYAWoDQkFHcghOTE5GODBTMnoKCNGkARIENjM5Ngo8CMKCARIENzAwORjDOyDriQEovt-XAzDx4pcDOE5AAVgBagNCQUdyCE5MTkY4MFMyegoI0aQBEgQ3MDA5EgoIARABGAEqAkJBGAEiBAgBEAEoAigDKAQwDQ) 

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## British Airways flights from Sydney to London (SYD→LHR)

Prices were available within the past 7 days and start at £700 for one-way flights and £1,054 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Return

![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif)

Tue, 20 Oct - Mon, 9 Nov

SYD

Sydney

LHR

London

£1,054

Return

found 6 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SYD,to:LHR,departure:20/10/2026TANYT&leg2=from:LHR,to:SYD,departure:09/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1053.49&airProductToken=AQp7CjsIwoIBEgQ2Mzk2GJIeIMM7KOX2mgMw3_2aAzhPQABYAWoDQkFHcghPTE5UODVTNnoKCNGkARIENjM5Ngo8CMKCARIENzAwMxjDOyDriQEorP-aAzDfgpsDOE9AAVgBagNCQUdyCE9MTlQ4NVM2egoI0aQBEgQ3MDAzCnsKPAjCggESBDIzNTkY64kBIMM7KOjWnAMw-NmcAzhPQABYAWoDQkFHcghPTE5UODVTNnoKCNGkARIEMjM1OQo7CMKCARIENjM5NBjDOyCSHiiE25wDMNbhnAM4T0ABWAFqA0JBR3IIT0xOVDg1UzZ6CgjRpAESBDYzOTQSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ)

## Alternative airports near London

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

[](https://www.expedia.co.uk/Flights-Search?leg1=from:SYD,to:LGW,departure:20/04/2026TANYT&leg2=from:LGW,to:SYD,departure:06/07/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

LGW

Gatwick

52 min

[Flights from £1,061

](https://www.expedia.co.uk/Flights-Search?leg1=from:SYD,to:LGW,departure:20/04/2026TANYT&leg2=from:LGW,to:SYD,departure:06/07/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

[](https://www.expedia.co.uk/Flights-Search?leg1=from:SYD,to:LCY,departure:20/04/2026TANYT&leg2=from:LCY,to:SYD,departure:22/05/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

LCY

London City

Closest

21 min

[Flights from £2,546

](https://www.expedia.co.uk/Flights-Search?leg1=from:SYD,to:LCY,departure:20/04/2026TANYT&leg2=from:LCY,to:SYD,departure:22/05/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

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

### June is typically the cheapest month to fly

From £625 - £1,184 per traveller.

## Travel information

| Origin airport      | Kingsford Smith Intl.                                                                                                                                                                                                                                                                                           |
| ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Destination airport | Heathrow                                                                                                                                                                                                                                                                                                        |
| Airlines serving    | Air Canada, Air China, Air France, Air India, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United, Virgin Atlantic |
| Popular airline     | Emirates                                                                                                                                                                                                                                                                                                        |
| Distance            | 16918 km                                                                                                                                                                                                                                                                                                        |
| Average flight time | 15 hours 25 mins                                                                                                                                                                                                                                                                                                |

\*Available to Expedia members.