AirHint found the following cheapest one-way flights from Sydney (SYD) to London (LHR) in December 2026 (see full year).
One-Way flights
| 02 Dec | Jetstar | ||
| 03 Dec | VietJet Air | ||
| 01 Dec | VietJet Air | ||
| 31 Dec | Sichuan Airlines | ||
| 04 Dec | VietJet Air | ||
| 13 Dec | VietJet Air | ||
| 29 Dec | China Airlines | ||
| 24 Dec | Jetstar | ||
| 22 Dec | VietJet Air | ||
| 15 Dec | Scoot |
Also check the deals for return flights from Sydney to London 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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