Canadian Internet users are using the Net to research travel, but they are not so quick to make online travel purchases. (emarketer)
Travel-Related Information that Adult Internet Users in Canada Search for Online, January-February 2005
Online Travel Research and Purchase Behavior of US Online Consumers, by Gender 2005
US Adult Internet Users Who Have Booked Travel Online over the Past 12 Months, February 2000 & November 2004
Methods Used by Affluent US Consumers to Book Their Travel Plans, 2004