This is THE travel hack to know! It's every amazing aspect of each flight booking engine rolled into one. Save money, save time and have more booking options. Check this out, you'll love it. http://www.goatsontheroad.com/google-flights-best-thing-since-google/
According to multiple sources the best time to book your flight is about 7 weeks before takeoff. A lot of air travelers believe in waiting for a last-minute deal. According to new research, you should NEVER book your ticket within the final two weeks before the flight... a mistake that 36 percent of CheapAir users made when planning their trips.