25 back-roads routes start within a 4.5-hour drive of Chattanooga, including 2 day trips and 18 weekend drives; 0 ready-made itineraries begin nearby.
Drive times are estimates to the nearer end of each route (straight-line miles plus a quarter, at 50 mph); the atlas itself never routes you onto an interstate once the drive begins.
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The nearest way in is Highway 64: Shiloh to Lookout Mountain (Memphis → Chattanooga) — starts in Chattanooga; ~340 miles over 2–3 days.
US 41: Dixie Highway & the Atlanta Campaign (Chattanooga → Atlanta) — starts in Chattanooga; ~120 miles over 1–2 days — short enough to drive out and back, or stay a night.
Highway 64: Shiloh to Lookout Mountain (Memphis → Chattanooga) — starts in Chattanooga; ~340 miles over 2–3 days.
US 64: The Waterfall Byway begins about 1 h 50 min away at Murphy.