Make the leap from Cambodia’s capital to Vietnam’s megacity in one smooth move. Buses and minivans run all day via the Bavet–Mộc Bài border, flights take just over an hour, and a scenic Mekong speedboat via Châu Đốc turns the journey into an adventure. Use the quick table below, then follow the step-by-step playbooks. Bonus: smart links are sprinkled throughout so you can compare prices and lock seats in minutes.