This Flickr plugin for WordPress will allow you to pull in your Flickr photosets and display them as albums on your WordPress site.
Photo album implementation on a blog, generated by the plugin based on Flickr photosets
The Flickr media bar, which allows you to easily blog your Flickr photos
Popup window that allows you to choose a Flickr photo to insert into a blog post
The options available for inserting a photo into a blog post