Conference Headquarters Hotel

Mystic Marriott Hotel & Spa
625 North Road (Route 117)
Groton, CT 06340
(860) 446-2600

The cut-off date to book your hotel room is Friday, August 26, 2022. Rooms are available on a first-come, first-serve basis and may sell out prior to the cut off date. 

You can make your room reservation by:

  • Industry: Click Here
  • Government: Click Here
  • Phone Reservations: Guests can make reservations by calling the hotel reservations line at (877) 901-6632 and referencing the NDIA Undersea Warfare Fall Conference. Reservations will be taken between the hours of 9:00 am - 8:00 pm EDT Monday through Friday.

Room Rates

  • Government: $104
  • Industry: $199

Check-in and Check-out

  • Check-in: 4:00 pm
  • Check-out: 11:00 am


  • Self Parking: Complimentary
  • Valet Parking: Not available