Below are various data on commuters from the US Census Bureau.
The ACS (American Community Survey) shows what kind of transportation people take to work, and their average commute time (in minutes). You can find this data using InfoShare Online,Social Explorer (great for maps), the "economic characteristics" tables in DCP's Community Portal, or American FactFinder. Relevant variables:
Data includes alcohol tickets, restraint (seatbelt) use, younger drivers (ages 16-20) and more across the state. Most reported by county (borough). General information about these topics is here.
Department of Transportation
Bureau of Transportation (BTS): Air-carrier statistics. This table contains data on domestic and international flights by U.S. carriers, , including route, aircraft type and hours, capacity and load factors and departures scheduled and performed.