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

Return flights

14 Mar - 17 Mar	ITA Airways
07 Mar - 10 Mar	ITA Airways
19 Mar - 23 Mar	ITA Airways
24 Mar - 25 Mar	ITA Airways
02 Mar - 16 Mar	KLM
05 Mar - 17 Mar	KLM
14 Mar - 24 Mar	KLM
17 Mar - 29 Mar	KLM
31 Mar - 08 Apr	KLM
06 Mar - 10 Mar	KLM
05 Mar - 10 Mar	KLM
29 Mar - 07 Apr	KLM
29 Mar - 06 Apr	KLM
27 Mar - 12 Apr	KLM
29 Mar - 04 Apr	KLM
26 Mar - 05 Apr	KLM
28 Mar - 04 Apr	KLM
28 Mar - 18 Apr	SWISS

Also check the deals for one-way flights from London to Vienna in March.

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 March from 236€

Return flights