Cheapest flight from London to Vienna

You want to get on the cheapest flight from London to Vienna. The way to make sure that you get on the cheapest flight is to:

type your flight details into the search engine on the left and see what airfare it spits out
check the airfare of every airline flying your route

Airlines	Airports	Stops
Austrian Airlines	London to Vienna Schwechat	non-stop (2h10m)
British Airways	London to Vienna Schwechat	non-stop (2h10m)
Air Berlin	London to Vienna Schwechat	1-stop Dusseldorf (DUS) OR Berling Tegel (TXL)
bmi	London to Vienna Schwechat	non-stop (2h10m)
Adria Airways	London to Vienna Schwechat	1-stop (5h30m) Ljubljana
LOT - Polish Airlines	London to Vienna Schwechat	1-stop (4h30m) Warsaw
Lufthansa	London to Vienna Schwechat	1-stop (4h10m) Munich
Luxair	London to Vienna Schwechat	1-stop (3h20m) Luxembourg
Swiss	London to Vienna Schwechat	1-stop (3h20m) Luxembourg