Where can I get good cheap plane tickets? Preferably to France or Italy?

I am planning a summer vacation to France or Italy, but do not know where I can get some cheap plane tickets-preferably under $1000. Please answer soon. My vacation is planned, all I need are the tickets!Where can I get good cheap plane tickets? Preferably to France or Italy?Depending on where you're starting from, you can try sites like http://www.kayak.com/ , http://www.skyscanner.it/ or http://www.expedia.com/default.asp . Prices will also depend on exactly when you want to go. About the only place you're likely to find flights for under $1000 might be to London right now and that will barely be under $1000.Where can I get good cheap plane tickets? Preferably to France or Italy?Good luck. This is the high season and the airlines can fill all of their seats at these high prices. It would help, though, if we knew where you were flying from.