Vietnam stretches 1,650 kilometers from north to south with a width that narrows to 50 kilometers at its thinnest point near Dong Hoi. The country's S-shaped geography creates distinct transportation challenges between the mountainous northwest, the coastal central region, and the delta plains of the south. National Route 1A runs 2,300 kilometers from Hanoi to Ca Mau, connecting most major cities along the coast but passing through urban centers where traffic congestion adds hours to journey times.
Domestic flights operated by Vietnam Airlines, Vietjet Air, Bamboo Airways, and Pacific Airlines connect 22 airports across the country. Hanoi's Noi Bai International Airport lies 45 kilometers north of the capital with a travel time of 45 to 90 minutes to the city center depending on traffic. Tan Son Nhat International Airport in Ho Chi Minh City sits 8 kilometers from District 1 with similar variability in access times. The Hanoi to Ho Chi Minh City flight takes 2 hours and 10 minutes compared to 30 to 36 hours by train or 40 to 50 hours driving. Da Nang International Airport serves central Vietnam with direct flights to both Hanoi and Ho Chi Minh City in approximately 1 hour and 20 minutes. Smaller airports at Hue-Phu Bai, Nha Trang-Cam Ranh, Da Lat-Lien Khuong, Phu Quoc, and Can Tho operate fewer daily departures with prices fluctuating significantly based on booking timing and seasonal demand.
Vietnam Railways operates the Reunification Express line between Hanoi and Ho Chi Minh City with trains departing daily from both cities. The SE1 and SE2 trains complete the full journey in approximately 30 hours while the SE3 through SE8 trains take 33 to 36 hours with more frequent stops. Hard seats on wooden benches cost approximately 800,000 to 1,000,000 VND for the full route. Soft seats with padding cost 1,200,000 to 1,500,000 VND. Four-berth hard sleeper cabins cost 1,500,000 to 1,800,000 VND per berth. Four-berth soft sleeper cabins with air conditioning cost 2,000,000 to 2,400,000 VND. Two-berth soft sleeper cabins cost 2,800,000 to 3,200,000 VND per berth. The train from Hanoi to Hue takes 12 to 14 hours covering 688 kilometers. Hanoi to Da Nang takes 15 to 17 hours for 791 kilometers. The coastal section between Hue and Da Nang passes through the Hai Van Pass with views of the South China Sea from elevated tracks, though fog frequently obscures visibility during monsoon months from September through December.
The Hanoi to Lao Cai train route serves as access to Sapa with overnight departures covering 296 kilometers in 8 to 9 hours. State-operated trains offer hard and soft sleepers similar to the Reunification Express. Private operators including Violette Train, King Express, and Orient Express run newer carriages attached to the same locomotives with two-berth cabins costing 800,000 to 1,200,000 VND per person. Trains depart Hanoi between 9:30 PM and 11:00 PM arriving in Lao Cai between 5:30 AM and 7:00 AM. From Lao Cai station travelers transfer to buses or private vehicles for the 38-kilometer mountain road to Sapa town, taking 1 to 1.5 hours depending on weather conditions that create landslides during heavy rain from May through September.
Interprovincial buses operated by numerous private companies depart from designated stations in each city. Hanoi's main terminals include My Dinh Bus Station for northern and western routes, Gia Lam Bus Station for northeastern destinations, Giap Bat Bus Station for southern routes, and Nuoc Ngam Bus Station for northwestern routes including Sapa and Ha Giang. Ho Chi Minh City's primary terminals are Mien Dong Bus Station for northeastern routes, Mien Tay Bus Station for Mekong Delta destinations, and Mien Tay Bus Station for routes to Cambodia. Bus companies including Phuong Trang (FUTA), Hoang Long, Mai Linh Express, and Thien Thanh operate modern sleeper buses with reclining seats on major routes. Hanoi to Ho Chi Minh City sleeper buses cost 600,000 to 900,000 VND and take 36 to 42 hours with meal stops every 4 to 5 hours. Hanoi to Hue costs 300,000 to 450,000 VND for 12 to 14 hours. Ho Chi Minh City to Nha Trang costs 180,000 to 280,000 VND for 8 to 10 hours. Hanoi to Ha Long City costs 100,000 to 180,000 VND for 2.5 to 3.5 hours depending on traffic through Hai Phong industrial zones.
Open-tour buses marketed to foreign travelers operate on the Hanoi to Ho Chi Minh City route with hop-on hop-off tickets allowing stops in Ninh Binh, Phong Nha, Hue, Hoi An, Nha Trang, Da Lat, and Mui Ne. Companies including The Sinh Tourist, Hanh Cafe, and Queen Cafe sell passes for 1,500,000 to 2,500,000 VND covering the full route with flexibility to break the journey at intermediate cities. These buses depart at fixed times typically in early morning or evening. The Hanoi to Ninh Binh segment takes 2 to 2.5 hours. Ninh Binh to Phong Nha takes 5 to 6 hours. Phong Nha to Hue takes 3 to 4 hours. Hue to Hoi An via Da Nang takes 3 to 4 hours. Hoi An to Nha Trang takes 10 to 12 hours overnight. Nha Trang to Da Lat takes 4 to 5 hours climbing 1,500 meters elevation. Da Lat to Ho Chi Minh City takes 7 to 8 hours descending through coffee plantations in Lam Dong province.
Motorcycle taxis called xe om operate throughout Vietnam with drivers waiting at street corners, markets, and tourist areas. Fares are negotiated before departure with typical rates of 10,000 to 15,000 VND per kilometer in cities and 20,000 to 30,000 VND per kilometer for longer distances. Ride-hailing applications Grab and Gojek offer motorcycle taxis called GrabBike and GoViet with metered fares displayed before confirmation. A 3-kilometer ride in Hanoi or Ho Chi Minh City costs 15,000 to 25,000 VND. These services require a Vietnamese phone number for registration and function through the smartphone application without cash negotiation.
Four-wheel taxis operate in all cities with companies including Mai Linh, Vinasun, and Taxi Group using metered fares. Mai Linh taxis charge a flag fall of 10,000 to 12,000 VND then 12,000 to 15,000 VND per kilometer. Vinasun in Ho Chi Minh City charges 11,000 VND flag fall and 13,500 VND per kilometer for the first 30 kilometers. Airport taxis from Noi Bai to central Hanoi cost 350,000 to 450,000 VND using the meter. From Tan Son Nhat to District 1 in Ho Chi Minh City costs 120,000 to 180,000 VND. Fixed-price airport taxi services operate from official counters in arrival halls with predetermined rates eliminating meter disputes but typically costing 20 to 30 percent more than metered taxis. Grab and Gojek offer four-wheel options called GrabCar and GoCar with prices displayed in the application before booking, generally 10 to 15 percent less than metered taxi equivalents.
Cyclos, three-wheeled bicycle rickshaws with a passenger seat in front and driver pedaling behind, operate in Hanoi's Old Quarter, Ho Chi Minh City's District 1, and Hue's Imperial City area. These function exclusively for short sightseeing trips rather than practical transportation with rates of 100,000 to 150,000 VND per hour negotiated before departure. A 30-minute tour of Hanoi Old Quarter typically costs 80,000 to 120,000 VND. Cyclos cannot access highways or high-speed roads and move at 8 to 12 kilometers per hour in mixed traffic.
Motorcycle rental shops operate in all tourist areas requiring either a passport deposit or passport copy plus cash deposit of 1,000,000 to 3,000,000 VND. Daily rental rates for semi-automatic Honda Wave or Yamaha Sirius motorcycles range from 100,000 to 150,000 VND. Manual transmission dirt bikes suitable for mountain roads cost 200,000 to 400,000 VND per day. Scooters including Honda SH Mode or Yamaha Janus cost 120,000 to 180,000 VND daily. Vietnamese law requires either a Vietnamese motorcycle license or an international driving permit with motorcycle category endorsement. Local enforcement varies significantly with some areas never checking documents while others implement regular checkpoint inspections resulting in fines of 400,000 to 800,000 VND for driving without proper license. Helmets became mandatory in 2007 with fines of 100,000 to 200,000 VND for violations though enforcement focuses primarily on major roads rather than rural areas.
The Ho Chi Minh Road, distinct from Highway 1A, runs parallel to the Laos and Cambodia borders through the Annamite Range covering approximately 3,000 kilometers from Cao Bang province in the north to Ca Mau in the south. Originally a military supply route during the American War, portions remain unpaved or poorly maintained particularly through Quang Binh, Quang Tri, and Kon Tum provinces. Motorcyclists ride sections of this road for mountain scenery and reduced traffic compared to Highway 1A, though services including fuel stations and repair shops appear irregularly with gaps of 50 to 100 kilometers in remote sections.
The coastal road from Hue to Da Nang crosses Hai Van Pass, which reaches 496 meters elevation with 20 kilometers of switchback curves. The Hai Van Tunnel opened in 2005 providing a 6.3-kilometer route under the mountain that reduces travel time by 30 to 40 minutes. Buses and trucks predominantly use the tunnel while motorcyclists often choose the mountain road for coastal views despite frequent fog from October through February that reduces visibility to under 20 meters. The descent from the pass toward Da Nang includes several hairpin turns with limited guardrails on the eastern side.
Bicycle rental shops in Hanoi, Hoi An, Hue, and Ho Chi Minh City charge 30,000 to 60,000 VND per day for basic single-speed bicycles and 80,000 to 150,000 VND for multi-gear touring bicycles. Hoi An Ancient Town restricts motor vehicles in the central area from 9:00 AM to 11:00 AM and 3:00 PM to 9:30 PM making bicycles the primary transport for tourists during these hours. The 5-kilometer waterfront road from Hoi An to An Bang Beach carries bicycle traffic on a dedicated lane though flooding during high tides from September through November makes portions impassable. The 100-kilometer loop from Ninh Binh through Tam Coc, Trang An, and Hoa Lu passes rice paddies and limestone karst formations on roads with minimal motor traffic, though sections lack pavement.
River ferries cross the Mekong River branches in the delta region where bridges remain sparse. The ferry from Ben Tre to Vinh Long carries motorcycles and passengers for 15,000 VND per motorcycle plus driver. Crossings take 20 to 30 minutes depending on current strength which increases during flood season from August through October when the Mekong's flow can exceed 40,000 cubic meters per second at the Vietnam entry point. The Can Tho to Ca Mau route by boat follows canals and river channels for approximately 120 kilometers taking 5 to 7 hours on public ferries that depart daily at 6:00 AM. Private speedboats complete the journey in 3 to 4 hours at significantly higher cost.
Ha Long Bay tour boats depart from Tuan Chau Marina and Got Ferry Terminal near Ha Long City. Day trips covering 4 to 6 hours cost 400,000 to 800,000 VND per person including lunch and cave visits to Thien Cung Cave or Dau Go Cave. Overnight cruises ranging from 2 days 1 night to 3 days 2 nights cost 2,500,000 to 8,000,000 VND per person depending on vessel quality and itinerary extent. Most cruises include kayaking in Lan Ha Bay, visits to Titop Island, and passage through limestone karst formations numbering approximately 1,600 islands across the 1,553 square kilometer bay. Vessels range from traditional wooden junks to steel-hulled ships with 10 to 40 cabins. Weather conditions from November through March bring cold northern winds and fog that frequently cause cruise cancellations or route modifications.
Boats to Phu Quoc Island depart from Ha Tien and Rach Gia on the mainland. Superdong Fast Ferry from Rach Gia to Phu Quoc takes 2 hours and 30 minutes covering 120 kilometers with fares of 250,000 to 350,000 VND for adults. Superdong from Ha Tien to Phu Quoc takes 1 hour and 30 minutes for 300,000 to 400,000 VND. Flights from Ho Chi Minh City, Hanoi, and Can Tho to Phu Quoc International Airport take 50 minutes to 2 hours and 30 minutes depending on origin. Boats to Con Dao Islands depart from Vung Tau with Con Dao Express taking 3 hours and 30 minutes for 600,000 to 750,000 VND though service operates only during calm seas typically from December through July. Flights from Ho Chi Minh City to Con Dao Airport take 45 minutes operating daily.
Public buses within Hanoi and Ho Chi Minh City charge flat fares of 7,000 VND for routes under 20 kilometers and 9,000 VND for longer routes paid to conductors aboard the bus. Hanoi operates approximately 90 routes with buses running from 5:00 AM to 10:00 PM at intervals of 10 to 20 minutes on major routes and 20 to 40 minutes on secondary routes. Route 86 connects Noi Bai Airport to central Hanoi taking 60 to 90 minutes for 45,000 VND. Ho Chi Minh City operates over 140 routes with similar operating hours. Route 109 connects Tan Son Nhat Airport to Ben Thanh Market in District 1 taking 30 to 60 minutes for 20,000 VND. Bus route information appears in Vietnamese only at most stops with limited English signage even on tourist-heavy routes. Google Maps routing includes public bus options in both cities with reasonable accuracy though real-time arrival information remains unavailable.
The Cat Linh-Ha Dong elevated metro line in Hanoi opened in November 2021 after multiple delays covering 13 kilometers with 12 stations from Cat Linh in central Hanoi to Ha Dong in the southwest. Single journey tickets cost 8,000 to 15,000 VND depending on distance. Trains run from 5:30 AM to 10:00 PM at 10 to 15 minute intervals. The system uses Chinese-manufactured trains capable of 80 kilometers per hour though operational speeds average 35 kilometers per hour with station stops. The Hanoi Metro Line 3 from Nhon to Hanoi Station remains under construction as of 2024 with partial opening projected but no confirmed date. Ho Chi Minh City Metro Line 1 connecting Ben Thanh in District 1 to Suoi Tien Theme Park in District 9 across 19.7 kilometers has undergone testing since 2021 with commercial operation repeatedly postponed without definitive launch date as of 2024.