There are two parallel national roads cross the province: The National Road 1A (runs from Lạng Sơn Province to Cà Mau Province along the coastline of the country) and Hồ Chí Minh Highway (runs from North-Western part of Vietnam to Cà Mau along the mountainous part, nearly coinciding Hồ Chí Minh Trail).
The Hanoi-Saigon Railway crosses Quảng Bình Province in the hill area with Đồng Hới Railway Station as a main station.
Đồng Hới Airport is located in Đồng Hới city, with scheduled flights to and from Hồ Chí Minh City’s Tân Sơn Nhứt International Airport and Hanoi’s Noi Bai International Airport upon completion.
The airport has a designed capacity of 300 passengers per peak hour 500,000 passengers per annum.
There are 3 sea ports (Hon La, Gianh and Nhat Le port). Hòn La, a deep-water port, began construction (as of March 2008) with a designed capacity of 10-12 million metric tons of cargo annually, capable to handle vessels up to 10,000 ton and will serve domestic and international cargo vessels.
The Road 12A connects National Highway 1 with Cha Lo International gate, Laos and Thailand.