Most people in your kind of situation have no problem when flying to/from/via/over the US.
Most people in your kind of situation will be granted access back into Canada if using such Canadian passport.
This is not a guarantee that you won't have any issues, but the odds of having a problem should be in your favor.
Last edited by essxjay; May 10, 2012 at 8:58 am
Reason: wholesale quote unnecessary, removed for readability