• Technical Conference:  15 – 19 September 2019
  • Science & Industry Showcase:  17 – 18 September 2019

Hotel & Travel



The Official FiO + LS Housing Site Has Closed

Modify or Cancel Your Reservation

Please contact the Marriott Wardman Park directly to make changes to an existing reservation or to cancel your reservation. Please see your email confirmation for the hotel cancellation policy applicable to your reservation.

Telephone: +1.202.328.2000.


In Need of Accommodations?
You may contact aRes Travel to search for citywide hotel availability at non-event rates. 

Book Online: ARES TRAVEL

Telephone:  877-300-6147 (USA/Canada) or +1-619-546-7263 (International)

aRes customer support is available weekdays from 06:00 - 23:00; Saturday from 07:00 - 22:00; and Sunday from 08:00 - 21:00. (All times are Pacific Time.)

Please note that aRes is offered as a courtesy to FiO attendees who do not have reservations.  Reservations booked through this service will be at prevailing rates and will not be associated with OSA or FiO + LS. 


Beware of Unauthorized Hotel Solicitations

Note that Experient is the only official housing company associated with our event. While other hotel resellers may contact you offering housing for your trip, they are not endorsed by or affiliated with the show. Beware that entering into financial agreements with non-endorsed companies can have costly consequences.

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