Give me your favorite site for flight seeking. I need to sign up for notifications all over the place!

http://www.farecompare.com/

kayak.com

http://www.studentuniverse.com/

you can use it if you're faculty at a school, or maybe for your kids? anyway i love it; i found a direct flight to london for $519.

Thanks ladies!

Work it people I need every idea I can pull down!