Cheap flights from Sydney to London
One-way fares from $430, found recently by travellers. Plus what 5 days in London costs once you land.
Cheapest dates we found
- 28 Oct2026SYD → LHRChina Southern · 1 stop · 22h 35m$430one way
- 27 Oct2026SYD → LHRXiamen Air · 1 stop · 22h 30m$435one way
- 22 Oct2026SYD → LHRXiamen Air · 1 stop · 22h 15m$436one way
- 20 Oct2026SYD → LHRXiamen Air · 1 stop · 22h 15m$438one way
- 3 Nov2026SYD → LHRXiamen Air · 1 stop · 22h 30m$438one way
- 11 Nov2026SYD → LHRAir India · 1 stop · 24h 55m$463one way
- 9 Nov2026SYD → LHRAir India · 1 stop · 24h 55m$477one way
- 1 Nov2026SYD → STNChina Eastern · 2 stops · 28h 20m$478one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with China Southern, Xiamen Air, Air India, China Eastern, HU. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to London
May to September has the best weather. Winter is quieter and hotel prices drop after the new year.
Money-saving tips for London
- Tap the same contactless card or phone for every journey; daily and weekly caps apply automatically.
- Meal deals from supermarkets and street food markets keep lunch cheap.
- Buses are cheaper than the Tube, with a flat fare and free transfers within an hour.
Questions
How much is a flight from Sydney to London?
The cheapest one-way fare we found recently was $430 with China Southern on 28 Oct 2026. Most of the fares we saw were between $430 and $478 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from Sydney to London?
The quickest flight in our recent results took 22h 15m with 1 stop.
Are there direct flights from Sydney to London?
The cheapest fares we found all had at least one stop. Non-stop flights may exist at higher prices, so check the flight search.
What is the cheapest month to fly from Sydney to London?
In our recent results, October had the lowest fare ($430 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in London?
About $485 for one backpacker, or $2,300 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $860 per person for a return flight from Sydney.
More flights from Sydney
- Return: London → Sydney
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- Sydney → Prague
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- All flights from Sydney
Fly to London from
- Istanbul
- Lisbon
- Barcelona
- Rome
- Paris
- Amsterdam
- Prague
- Budapest
- Athens
- Frankfurt
- Berlin
- Munich
- Madrid
- Milan
- Manchester
- Dublin
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.