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

Return flights

06 Aug - 30 Sep	Air France
25 Aug - 10 Sep	Finnair
25 Aug - 11 Sep	Finnair
25 Aug - 09 Sep	Finnair
24 Aug - 08 Sep	Finnair
31 Aug - 22 Sep	Turkish Airlines
17 Aug - 07 Sep	Etihad Airways
24 Aug - 24 Sep	Air France
18 Aug - 29 Sep	Finnair
22 Aug - 10 Sep	Finnair
22 Aug - 30 Aug	Turkish Airlines
21 Aug - 28 Aug	Turkish Airlines
21 Aug - 27 Aug	Turkish Airlines
10 Aug - 25 Aug	Turkish Airlines
05 Aug - 26 Aug	Turkish Airlines
13 Aug - 17 Aug	Turkish Airlines
12 Aug - 19 Aug	Turkish Airlines
09 Aug - 23 Aug	Turkish Airlines
11 Aug - 25 Aug	Turkish Airlines
06 Aug - 15 Aug	Turkish Airlines

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Singapore in August from 549€

Return flights