If you wait until mid-June, you’ll be paying approximately 31% more than what you would be paying now. There’s really no secret to cheap airfare other than advance planning.
If it’s any indication you probably should jump the gun now, a late July flight I was looking up for has already jumped up $5 over the course of one week. Today, one day later, the cheapest flight was exactly $300 more. The Hipmunk infographic below pretty much says it, so see how much you won’t be saving if you continue to procrastinate!