Question : How long do most people visit Dakar?
Answer : Of course you're not most people, but if you were, you'd stay roughly one week.
Question : Is Orio al Serio International Airport (BGY) the cheapest airport for getting to Leopold Sedar Senghor International Airport (DKR)?
Answer : Departing from Orio al Serio International Airport is not the only way to get to Leopold Sedar Senghor International Airport. Try looking for flights from Milano Malpensa Airport (MXP) as well. Over the next few months, flights from MXP to DKR are being booked 84% cheaper than flights from BGY to DKR. Being only 48 miles away, it's easily accessible for most.