Cheapest one-way flights from London to Sydney in January from $636

AirHint found the following cheapest one-way flights from London (STN) to Sydney (SYD) in January 2026 (see full year).

One-Way flights

17 Jan Ryanair
29 Jan Pegasus Airlines
23 Jan Ryanair
18 Jan Ryanair
30 Jan Pegasus Airlines
31 Jan AJet
28 Jan Ryanair
16 Jan Ryanair
19 Jan Ryanair
26 Jan easyJet

Also check the deals for return flights from London to Sydney in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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