In SQL Server 2012 SP1 Cumulative Update 2, new feature is available to backup, restore SQL Server databases to Windows Azure Blob store.

T-SQL Sample:

 

C# Sample using SMO:

 

 

 

You can read more about this feature here:

Team Blog : http://sqlblog.com/blogs/sqlos_team/archive/2013/01/24/backup-and-restore-to-cloud-simplified-in-sql-server-2012-sp1-cu2.aspx

MSDN documentation, T-SQL, C# code samples:  http://msdn.microsoft.com/en-us/library/jj919148.aspx

Please try out this feature and send us your feedback through SQL Server Connect  https://connect.microsoft.com/sqLServer/feedback