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

Return flights

06 May - 20 May	SWISS
11 May - 19 May	SWISS
07 May - 10 May	Lufthansa
11 May - 14 May	SWISS
25 May - 29 May	SWISS
26 May - 29 May	Lufthansa
15 May - 19 May	Lufthansa
14 May - 21 May	Lufthansa
20 May - 25 May	Lufthansa
01 May - 06 May	Lufthansa
27 May - 01 Jun	Lufthansa
29 May - 01 Jun	KLM
28 May - 01 Jun	KLM
25 May - 01 Jun	Luxair
23 May - 01 Jun	KLM

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

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 May from 213€

Return flights