Air distance from Vientiane Laos to Dallas Texas is 8760.6 Miles (14098.9 Kilometers / 7607.7 Nautical Miles).
Flight duration time from Vientiane Laos to Dallas Texas is 18 hrs, 11 mins. 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.