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

Return flights

24 Aug - 09 Sep	Air China
20 Aug - 07 Sep	Etihad Airways
18 Aug - 28 Aug	Turkish Airlines
31 Aug - 15 Sep	Turkish Airlines
26 Aug - 02 Sep	Air India
27 Aug - 04 Sep	Air China
21 Aug - 03 Sep	Air China
29 Aug - 17 Sep	Air China
22 Aug - 07 Sep	Air China
21 Aug - 04 Sep	Air China
27 Aug - 06 Sep	Air India
19 Aug - 30 Aug	Air China
20 Aug - 30 Aug	Air China
20 Aug - 27 Aug	Air China
27 Aug - 31 Aug	Air India
19 Aug - 29 Aug	Air China
23 Aug - 30 Aug	Air India
07 Aug - 18 Aug	Pegasus Airlines
24 Aug - 29 Aug	Air India
22 Aug - 26 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 562€

Return flights