Air distance from Riga, Latvia to Montevideo, Uruguay is 7827.7 Miles (12597.5 Kilometers / 6797.6 Nautical Miles).
16 hrs, 15 mins is the flight duration between Riga and Montevideo. 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.