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

Return flights

23 Aug - 23 Sep	Air France
29 Aug - 24 Sep	KLM
31 Aug - 11 Sep	Finnair
30 Aug - 22 Sep	Finnair
28 Aug - 13 Sep	Turkish Airlines
30 Aug - 13 Sep	Eurowings
30 Aug - 15 Sep	Turkish Airlines
21 Aug - 30 Aug	Etihad Airways
24 Aug - 14 Sep	Turkish Airlines
22 Aug - 27 Aug	Eurowings
16 Aug - 30 Aug	Turkish Airlines
13 Aug - 16 Aug	Turkish Airlines
09 Aug - 17 Aug	Turkish Airlines
04 Aug - 08 Aug	Turkish Airlines
07 Aug - 28 Aug	Turkish Airlines
06 Aug - 15 Aug	Turkish Airlines
01 Aug - 08 Aug	Scandinavian 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 $631

Return flights