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

Return flights

28 Aug - 11 Sep	IndiGo
22 Aug - 11 Sep	IndiGo
21 Aug - 09 Sep	IndiGo
17 Aug - 05 Sep	Air India
17 Aug - 04 Sep	Air India
25 Aug - 14 Sep	IndiGo
17 Aug - 26 Aug	IndiGo
26 Aug - 13 Sep	IndiGo
21 Aug - 27 Aug	IndiGo
20 Aug - 27 Aug	IndiGo
28 Aug - 15 Sep	Etihad Airways
28 Aug - 04 Sep	Etihad Airways
19 Aug - 03 Sep	Air India
07 Aug - 24 Aug	IndiGo
10 Aug - 24 Aug	IndiGo
26 Aug - 30 Aug	IndiGo
19 Aug - 28 Aug	IndiGo
22 Aug - 28 Aug	IndiGo
15 Aug - 30 Aug	IndiGo
16 Aug - 24 Aug	IndiGo

Also check the deals for one-way flights from Vienna 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 Vienna to Singapore in August from 542€

Return flights