Our cheapest offers for flights from Sydney to London Heathrow

Here you can compare cheap flights from Sydney (SYD) to London Heathrow (LHR) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London Heathrow. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Sydney London Heathrow	Outbound 21/04/26 1 Stopover (HAK) HU0776, HU7911 31h 30min	Return -	Hainan Airlines		£1,750
Best option Sydney London Heathrow	Outbound 08/08/26 1 Stopover (PVG) MU0562, MU0551 40h 40min	Return 31/08/26 1 Stopover (PVG) MU0552, MU0561 26h 40min	China Eastern Airlines		£812 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 1 Stopover (PVG) MU0562, MU0551 40h 40min	Return 31/08/26 1 Stopover (PVG) MU0552, MU0561 26h 40min	China Eastern Airlines		£840 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 3 Stopovers (SIN, MAA, DXB) TR0013, TR0778, EK0547, EK0031 76h 35min	Return 31/08/26 3 Stopovers (BAH, MAA, SIN) GF0006, GF0068, TR0779, TR0012 60h 15min	Scoot, Emirates Airline	?	£902 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 1 Stopover (AUH) EY0455, EY0061 42h 30min	Return 31/08/26 1 Stopover (AUH) EY0068, EY0450 23h 25min	Etihad Airways	?	£961 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 1 Stopover (ICN) OZ0602, OZ0521 26h 20min	Return 31/08/26 1 Stopover (ICN) OZ0522, OZ0601 41h 50min	Asiana Airlines		£1,026 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 1 Stopover (DXB) EK0417, EK0007 43h 55min	Return 31/08/26 1 Stopover (DXB) EK0008, EK0416 23h 25min	Emirates Airline		£1,068 found 3 days ago
Sydney London Heathrow	Outbound 08/08/26 1 Stopover (KUL) MH0140, MH0004 27h 25min	Return 31/08/26 1 Stopover (KUL) MH0001, MH0251 23h 50min	Malaysia Airlines	?	£1,129 found 3 days ago
Sydney London Heathrow	Outbound 11/08/26 2 Stopovers (SIN, ZRH) LX9029, LX0177, LX0316 25h 55min	Return 01/09/26 2 Stopovers (ZRH, SIN) LX0327, LX0176, LX9028 26h 25min	Swiss International Air Lines	?	£1,170 found 3 days ago
Sydney London Heathrow	Outbound 20/04/26 2 Stopovers (KUL, MCT) WY5739, WY0824, WY0101 43h 45min	Return 30/04/26 2 Stopovers (MCT, KUL) WY0102, WY0823, WY5672 28h 10min	Oman Air		£3,251

Tips and tricks to help you find cheap flights from Sydney to London Heathrow

Important flight information

Flight information: Sydney - London Heathrow

Cheapest outbound flight from	1.749,99 £
Outbound and return from	811,96 £
Flight duration	min. 22:00 / max. 22:25
Return flight duration	min. 20:30/ max. 21:00
Distance	17039 km
Flights per week	16
Departure airport	Airport Sydney Kingsford Smith (SYD)
Departure country	Flights from Australia
Arrival airport	Airport London Heathrow (LHR)
Destination country	Flights to United Kingdom

Alternative flights to London Heathrow

Flight Brisbane - London Heathrow from 582 £

Popular destinations for onward travel

Flight London Heathrow - Amsterdam from 142 £
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Flight London Heathrow - Dublin from 75 £
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