Stats on travellers & smartphones in the US

"Travelers frequently use smartphones and tablets to research and plan trips.
Forty-eight percent used a tablet or smartphone to plan their trip – while 44 percent used a mobile device to dream of their next trip
Eighty-six percent of mobile planners already knew their destination when conducting research on a mobile device
Forty-seven percent relied on friend and family recommendations and 40 percent relied on Online Travel Agencies (OTAs) for destination ideas
Deals and promotions (64 percent), photos (55 percent) and recommendations (38 percent) are the most useful types of content for those seeking trip ideas
Travelers are comfortable making purchases on mobile devices.
Of travelers who own a mobile device, 61 percent have made a purchase on a tablet in the last six months while 51 percent have made a purchase on a smartphone, showing that travelers are more likely to purchase travel on tablets versus smartphones
Of those who have booked travel on a mobile device, 80 percent of smartphone users and 90 percent of tablet users would do so again
Travelers will continue to use mobile to plan travel, but easy-to-use apps will drive usage.
Of the 44 percent who plan travel on a mobile device, 44 percent used an app
Nearly 60 percent of mobile airline and 56 percent of hotel bookers used an app to book their reservation
Accessibility (43 percent), ease of use (35 percent) and app availability (33 percent) drive travel bookings for smartphone users"
Source:  US Research by Expedia & comScore, reported in a press release, 14th November 2012