This operator can help select your international flights, but you'll have to book them yourself help
Fly to/from Kilimanjaro Airport (JRO - Check price) near Arusha. Or fly to/from Arusha Airport (ARK - Check price) via Dar es Salaam or Nairobi (Kenya)
A transfer from and back to the airport is included
Additional accommodation before and at the end of the tour can be arranged for an extra cost
There are a lot of companies that offer African safaris. While I have only been on one, I would return with Lush. Abbey set everything up and even taylored some aspects of the trip to what we wanted. He even gave us a couple surprises along...