AirHint found the following cheapest return flights from London (LGW) to Singapore (SIN) in August 2025 (see full year).

Return flights

30 Aug - 08 Sep	Air China
30 Aug - 04 Sep	China Eastern
29 Aug - 09 Sep	China Eastern
30 Aug - 09 Sep	Air China
30 Aug - 05 Sep	China Eastern
30 Aug - 24 Sep	Air China
29 Aug - 10 Sep	China Eastern
29 Aug - 07 Sep	China Eastern
28 Aug - 04 Sep	China Eastern
30 Aug - 06 Sep	China Eastern
26 Aug - 31 Aug	Air China
28 Aug - 31 Aug	Air China
29 Aug - 31 Aug	Wizz Air UK
20 Aug - 25 Aug	Wizz Air UK
25 Aug - 31 Aug	Wizz Air UK
21 Aug - 31 Aug	Wizz Air UK
22 Aug - 31 Aug	Wizz Air UK
22 Aug - 26 Aug	Gulf Air
21 Aug - 25 Aug	Wizz Air UK
21 Aug - 24 Aug	Wizz Air UK

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 478€

Return flights