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
I was in Nairobi for business and I had some free time. They have been really kind to arrange the tour according to my schedule.
I had chance to visit the National Park and the orphanage. It was impressive!