AirHint found the following cheapest return flights from London (LCY) to Vienna (VIE) in August 2026 (see full year).

Return flights

26 Aug - 04 Sep	KLM
19 Aug - 25 Aug	KLM
19 Aug - 26 Aug	KLM
18 Aug - 25 Aug	KLM
31 Aug - 04 Sep	KLM
29 Aug - 02 Sep	KLM
15 Aug - 18 Aug	KLM
04 Aug - 06 Aug	KLM
25 Aug - 12 Sep	KLM
25 Aug - 31 Aug	KLM
26 Aug - 09 Sep	SWISS
07 Aug - 09 Aug	KLM
04 Aug - 05 Aug	KLM
03 Aug - 19 Aug	KLM
13 Aug - 20 Aug	Lufthansa
06 Aug - 07 Sep	KLM
28 Aug - 05 Sep	KLM
26 Aug - 05 Sep	KLM
21 Aug - 19 Sep	KLM

Also check the deals for one-way flights from London 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 London to Vienna in August from 219€

Return flights