Air distance from Riga, Latvia to Brasilia, Brazil is 6435 Miles (10356.1 Kilometers / 5588.1 Nautical Miles).
13 hrs, 21 mins is the flight duration between Riga and Brasilia. 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.