Cheapest return flights from London (LHR) to Sydney (SYD), April

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
09 Apr 25 Apr Air India
19 Apr 10 May China Southern
19 Apr 02 May China Southern
23 Apr 09 May China Southern
23 Apr 03 May China Southern
01 Apr 13 May China Southern
12 Apr 03 May China Southern
17 Apr 04 May China Southern
10 Apr 04 May China Southern
28 Apr 02 May China Southern
22 Apr 06 May China Southern
08 Apr 26 Apr Air India
06 Apr 27 Apr KLM
09 Apr 17 Apr Air India
13 Apr 25 Apr Air India
10 Apr 17 Apr Air India
04 Apr 22 Apr KLM
08 Apr 23 Apr Air India
07 Apr 28 Apr Air India
21 Apr 30 Apr Air India
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deals for one-way flights from London to Sydney in April.

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Updated Jul 5, 2026.

About these fares

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