Although this year's spring LFW was a couple of months ago, it seems that the website is still online:
http://www.londonfashionweek.co.uk/
Paris Fashion Week (Pr�t-�-Porter) was held during the first week of March. Follow the links from this page for more information:
http://www.telegraph.co.uk/fashion/main.jhtml? menuId=594&menuItemId=3139&view=PICHEA DLINESUMMARY&grid=P8&targetRule=10
That week in Paris was a showcase for the forthcoming autumn styles. Next year's spring styles will be seen on the catwalks of Paris with the next Pr�t-�-Porter which runs during the week startng 2nd September:
http://www.pretparis.com/en/
There are many other fashion weeks. The principal ones are in New York:
http://fashion.about.com/od/fashionweeks/p/nyf ashionweek.htm
Madrid and Milan but there are fashion weeks in many other capital cities, including Amsterdam:
http://www.amsterdamfashionweek.com/
Los Angeles, Hong Kong, Toronto and even Moscow.
Links to some of these can be found here:
http://fashion.about.com/od/fashionweeks/
Chris