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

Return flights

27 Aug - 21 Sep	Wizz Air
27 Aug - 10 Sep	Wizz Air
28 Aug - 24 Sep	Wizz Air UK
26 Aug - 22 Sep	Ryanair
27 Aug - 11 Sep	Wizz Air
28 Aug - 21 Sep	Wizz Air UK
31 Aug - 22 Sep	Ryanair
26 Aug - 21 Sep	Wizz Air UK
28 Aug - 20 Sep	Wizz Air UK
19 Aug - 10 Sep	Wizz Air
04 Aug - 13 Aug	Wizz Air
03 Aug - 13 Aug	Wizz Air
17 Aug - 20 Aug	Wizz Air UK
04 Aug - 20 Aug	Wizz Air
03 Aug - 08 Aug	Wizz Air
04 Aug - 11 Aug	Wizz Air
13 Aug - 20 Aug	Fly One
22 Aug - 31 Aug	Wizz Air
03 Aug - 10 Aug	Wizz Air
04 Aug - 08 Aug	Wizz Air

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 513€

Return flights