Why 3 weeks? That's how long it takes to reserve a one-way U-Haul outbound. a U-Haul agent told us a few weeks ago. Illinoisans Leave State in Record Numbers, and So Are We On January 2, 2020 I announced Illinoisans Leave State in Record Numbers, and So Are We I am pleased to report we loaded our U-Haul rental yesterday and I am on the road driving to our new home in Utah.