Air distance from Budapest, Hungary to Vientiane, Laos is 5024.2 Miles (8085.7 Kilometers / 4363 Nautical Miles).
10 hrs, 25 mins is the flight duration between Budapest and Vientiane. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.