Cheapest one-way flights from London to Sydney in December from 451€

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

One-Way flights

03 Dec Air China
02 Dec Air China
01 Dec Air China
09 Dec Vueling Airlines
06 Dec British Airways
04 Dec British Airways
05 Dec China Eastern
29 Dec China Eastern
26 Dec China Eastern
08 Dec Lufthansa

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

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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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