15 EAN Holdings LLC (Operating as Enterprise, Alamo and National car rental companies)
Report Abuse. If you are a U.S. citizen, then you do not need a passport for Hawaii. Hawaii is part of the United States. If you travel to the Caribbean, Canada, Mexico or other places outside of the United States, then you will need a passport starting January 23, 2007 for air travel. Source(s): http://travel.state.gov/travel/cbpmc/cbp...
If you need a passport right away, get a passport within 24 hrs with Rushmypassport.com. In Depth: Passport requirements have been a complicated and ever changing issue for U.S. travellers to Canada for the past few years due to the Western Hemisphere Travel Initiative (WHTI), which was introduced in 2004 by the U.S.ottom line: Since June 2009, everyone from every country arriving in Canada by air, land and sea has needed a passport or equivalent travel document. (Some exceptions apply to children's passport requirements).