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

Return flights

30 Aug - 16 Sep	Etihad Airways
30 Aug - 17 Sep	Etihad Airways
31 Aug - 22 Sep	Etihad Airways
24 Aug - 14 Sep	Etihad Airways
25 Aug - 15 Sep	Lufthansa
30 Aug - 12 Sep	Finnair
24 Aug - 07 Sep	Finnair
28 Aug - 12 Sep	Finnair
29 Aug - 12 Sep	Finnair
19 Aug - 03 Sep	Finnair
23 Aug - 30 Aug	Malaysia Airlines
24 Aug - 30 Aug	Finnair
16 Aug - 31 Aug	Lufthansa
15 Aug - 30 Aug	Air Serbia
24 Aug - 31 Aug	Finnair
21 Aug - 28 Aug	Royal Brunei
17 Aug - 24 Aug	Finnair
04 Aug - 21 Aug	Air India
16 Aug - 29 Aug	Air Serbia
05 Aug - 15 Aug	KLM

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 515€

Return flights