The only sailor pants that I have seen were at J.Crew and they didn't have a wide leg.
How wide a leg do you want? Overly wide like Rachel Pally? Or wide like the Gap?
I haven't tried on gap pants in years, but this pic is the sort i am looking for,wide while maintaining a clean line- hth! tia!!!
These are Pegah Anvarian at thefashionpulse.com - there is a 15% discount code for them right now, too, I think:
These are from UO: