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

Return flights

29 Apr - 06 May	SWISS
28 Apr - 01 May	Lufthansa
03 Apr - 05 Apr	SWISS
29 Apr - 03 May	SWISS
28 Apr - 03 May	SWISS
28 Apr - 05 May	SWISS
07 Apr - 14 Apr	Lufthansa
01 Apr - 07 Apr	Lufthansa
02 Apr - 09 Apr	Lufthansa
24 Apr - 01 May	Lufthansa
30 Apr - 05 May	Lufthansa
09 Apr - 12 Apr	SWISS
02 Apr - 06 Apr	KLM
27 Apr - 04 May	Luxair
11 Apr - 18 Apr	KLM
18 Apr - 20 Apr	Luxair
10 Apr - 13 Apr	SWISS
10 Apr - 12 Apr	SWISS
29 Apr - 01 May	Luxair

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

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 April from 219€

Return flights