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Cheapest month to fly
One way, the cheapest fare found for each month. Fares change all the time; the search shows today’s prices.
| Month | From | Airline | Stops | Found |
|---|---|---|---|---|
| November 2026 | £368 | Xiamen Airlines | 1 stop | 14 Nov 2026 |
| December 2026 | £421 | Xiamen Airlines | 1 stop | 8 Nov 2026 |
| January 2027 | £664 | China Southern Airlines | 1 stop | 10 Nov 2026 |
| February 2027 | £455 | China Eastern | 1 stop | 8 Nov 2026 |
| March 2027 | £374 | Xiamen Airlines | 1 stop | 13 Nov 2026 |
| July 2027 | £652 | Turkish Airlines | 2 stops | 10 Nov 2026 |
| October 2027 | £733 | Air China | 1 stop | 8 Nov 2026 |
Cheapest days in December 2026
| Date | From | Airline | Stops | Found |
|---|---|---|---|---|
| 2 Dec 2026 | £421 | Xiamen Airlines | 1 stop | 8 Nov 2026 |
| 1 Dec 2026 | £445 | China Eastern | 1 stop | 13 Nov 2026 |
| 4 Dec 2026 | £458 | Xiamen Airlines | 1 stop | 10 Nov 2026 |
| 9 Dec 2026 | £479 | British Airways | 3 stops | 9 Nov 2026 |
| 8 Dec 2026 | £504 | British Airways | 3 stops | 13 Nov 2026 |
| 3 Dec 2026 | £510 | Aer Lingus | 2 stops | 9 Nov 2026 |
| 5 Dec 2026 | £511 | British Airways | 3 stops | 14 Nov 2026 |
| 10 Dec 2026 | £533 | KLM | 3 stops | 10 Nov 2026 |
Airlines flying non-stop
Qantas From £1,034 one way · found 9 Nov 2026
British Airways From £1,510 one way · found 9 Nov 2026
Non-stop flights take about 22 h 55 min.
Seat maps for this route
Lounges at London Heathrow Airport →
Lounges at Sydney Kingsford Smith →
More cheap trips from London →
How many Avios or miles does this flight earn, and what does it cost in points?
Questions about this route
When is it cheapest to fly from London to Sydney?
In our recent data November 2026 is cheapest, from £368 one way. Prices move every day, so check the search for your own dates.
Which airlines fly non-stop from London to Sydney?
Recent non-stop fares were found with Qantas and British Airways.
How long is the flight from London to Sydney?
About 22 h 55 min non-stop.
Fares are the cheapest found recently by travellers, not live quotes, and can change.