Travel Guidelines

Visa Application

If you need an invitation leter for Visa application, please contact the registration chair, Prof. Ioannis Savidis (isavidis at, with the following information:

  • Your name
  • Affiliation
  • Address
  • Paper ID, title and author list
  • Registration confirmation number
  • Registration is required before the invitation letter can be issued

We suggest starting Visa application early, considering the waiting time to get your Visa.

Maps and Directions

HOST 2019 will be held at The Hilton, Tysons Corner, McLean, VA, USA. Please refer to the following link for travel information.