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

Return flights

19 Aug - 24 Sep	Wizz Air UK
19 Aug - 28 Sep	Wizz Air UK
13 Aug - 25 Sep	Fly One
29 Aug - 12 Sep	Ryanair
30 Aug - 21 Sep	Fly One
28 Aug - 10 Sep	Ryanair
23 Aug - 21 Sep	Fly One
26 Aug - 08 Sep	Wizz Air UK
18 Aug - 16 Sep	Ryanair
26 Aug - 28 Sep	Wizz Air UK
19 Aug - 26 Aug	Wizz Air
02 Aug - 05 Aug	Fly One
09 Aug - 16 Aug	Fly One
25 Aug - 28 Aug	easyJet
16 Aug - 19 Aug	Fly One
07 Aug - 14 Aug	easyJet
18 Aug - 31 Aug	easyJet
24 Aug - 31 Aug	easyJet
25 Aug - 31 Aug	easyJet
13 Aug - 27 Aug	Fly One

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 609€

Return flights