AirHint found the following cheapest return flights from London (LCY) to Singapore (SIN) in August 2026 (see full year).

Return flights

27 Aug - 16 Sep	SWISS
31 Aug - 13 Sep	SWISS
25 Aug - 14 Sep	SWISS
31 Aug - 06 Sep	SWISS
24 Aug - 06 Sep	SWISS
24 Aug - 07 Sep	SWISS
25 Aug - 06 Sep	SWISS
26 Aug - 09 Sep	SWISS
19 Aug - 03 Sep	SWISS
26 Aug - 03 Sep	SWISS
15 Aug - 28 Aug	KLM
10 Aug - 17 Aug	SWISS
13 Aug - 20 Aug	SWISS
03 Aug - 17 Aug	SWISS
16 Aug - 27 Aug	SWISS
21 Aug - 31 Aug	SWISS
17 Aug - 26 Aug	SWISS
13 Aug - 24 Aug	SWISS
10 Aug - 16 Aug	SWISS
16 Aug - 26 Aug	SWISS

Also check the deals for one-way flights from London to Singapore in August.

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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Cheapest return flights from London to Singapore in August from $918

Return flights