The forward search functions allow you to jump from your editor directly to the associated position of the DVI or PDF file.

Kile offers a configuration with this option for all L^AT_EX binaries. Go to Settings → Configure Kile... → Tools+Build and always choose the Modern configuration.

To execute a forward search, position the cursor on a line of source code, and click Forward Search to jump to the associated position in the DVI or PDF viewer window.