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

Return flights

28 Aug - 18 Sep	Etihad Airways
25 Aug - 10 Sep	Air India
25 Aug - 08 Sep	Etihad Airways
31 Aug - 08 Sep	Etihad Airways
24 Aug - 24 Sep	Etihad Airways
18 Aug - 06 Sep	Air India
30 Aug - 12 Sep	Air India
27 Aug - 21 Sep	Etihad Airways
27 Aug - 03 Sep	Air India
28 Aug - 05 Sep	Air India
18 Aug - 31 Aug	Air India
17 Aug - 31 Aug	Air India
25 Aug - 31 Aug	Air India
19 Aug - 26 Aug	Air India
19 Aug - 31 Aug	Air India
18 Aug - 26 Aug	Air India
17 Aug - 20 Aug	Air India
20 Aug - 31 Aug	Air India
19 Aug - 24 Aug	Ryanair
14 Aug - 19 Aug	Air India

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Singapore in August from 530€

Return flights