Best way to travel between

Dong Hoi
Vientiane
Travel Modes
Price
Distance
Duration
CO2
drive
$30.38
684.78 km
8h 4mins
87.65 kgs
 
bus
$32.32
912.67 km
23h 3mins
27.38 kgs
 
flight
$369.2
929.63 km
8h 49mins
100.4 kgs
 
N/A
 
 
 
 
 
Tranport Distance Time(hrs) Cost(local) Cost(usd)
Drive 684.78 km 8h 4mins 242,599 LAK 30.38
Bus 912.67 km 23h 3mins 258,091 LAK 32.32
Flight 929.63 km 8h 49mins 2,948,239 LAK 369.2
Take Drive from Đồng Hới to Savannakhet
Time: 6h 17mins Cost: 247,550 LAK; $ 27.9 - 34.1 USD CO2 Emission: 51.14 kgs
Take Flight from ZVK to VTE
Time: 1h 0mins Cost: 2,395,644 LAK; $ 270.0 - 330.0 USD CO2 Emission: 30.43 kgs
Take Bus from Vientiane Airport to Mekong Hotel, Vientiane
Time: 17mins Cost: 1,105 LAK; $ 0.1 - 0.2 USD CO2 Emission: 0.1 kgs
Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Dong Hoi and Vientiane is to travel by car/taxi, which will cost about 239,564 LAK or 27.00 USD.