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

Return flights

27 Aug - 01 Sep	Ryanair
08 Aug - 10 Aug	easyJet
18 Aug - 24 Aug	Ryanair
07 Aug - 18 Aug	Aer Lingus
17 Aug - 23 Aug	Ryanair
22 Aug - 26 Aug	Ryanair
18 Aug - 23 Aug	Ryanair
06 Aug - 08 Aug	Ryanair
09 Aug - 10 Aug	easyJet
04 Aug - 14 Aug	Aer Lingus

Also check the deals for one-way flights from Belfast to Vienna 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 Belfast to Vienna in August from 168€

Return flights