How long does Hue → Lao Bao take?
Expect roughly 13 hours door-to-door. We depart Hue between 04:00–05:30, run QL1A north past Hue City and Lang Co before following QL9 through the DMZ, clear Lao Bao late morning, grab lunch in Dong Ha, and return to Hue/Phu Bai by evening.