How to create Flash Games Online?

There are few sites available for creating online flash based games.
Playcrafter is one of them.It allows to make games in a visual designer.
Also you can get the .swf  file of your game and publish in other sites.
This is a simple game level i created using Playcrafter.

Candy Collect

 Play Now

Make your own Games.

http://www.playcrafter.com/