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

Return flights

30 Aug - 21 Sep	SWISS
23 Aug - 17 Sep	SWISS
25 Aug - 17 Sep	SWISS
25 Aug - 16 Sep	SWISS
27 Aug - 17 Sep	SWISS
25 Aug - 15 Sep	SWISS
23 Aug - 06 Sep	Lufthansa
18 Aug - 02 Sep	Lufthansa
29 Aug - 17 Sep	SWISS
20 Aug - 03 Sep	SWISS
17 Aug - 24 Aug	SWISS
18 Aug - 25 Aug	SWISS
19 Aug - 26 Aug	SWISS
17 Aug - 31 Aug	SWISS
20 Aug - 27 Aug	Lufthansa
04 Aug - 11 Aug	Lufthansa
06 Aug - 11 Aug	Lufthansa
18 Aug - 31 Aug	SWISS
12 Aug - 26 Aug	SWISS
18 Aug - 27 Aug	Lufthansa

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 616€

Return flights