Sea-Air-Space is a maritime exposition powered by the Navy League of the United States. The event brings together defense industry leaders and military decision-makers from around the world to share advancements across the maritime domain.
The event covers maritime operations, naval technology, marine defense, and sea service capability development. Across three days, Sea-Air-Space features speakers, exhibits, professional development sessions, and networking opportunities focused on U.S. maritime strength and innovation.
Sea-Air-Space is not open to the public. Attendance is limited to qualified categories, including U.S. military personnel, government employees, defense industry professionals, congressional representatives, international delegates, Navy League members, invited guests, and approved media representatives.
When is Sea-Air-Space?
Sea-Air-Space will take place from April 4–7, 2027.
Themes
Sea-Air-Space focuses on the maritime defense community, including naval, maritime, defense, and sea service operations. The event covers the latest technologies, solutions, and developments supporting maritime, naval, and defense activity.
Key areas include maritime innovation, U.S. maritime strength, defense industry engagement, policy and military decision-making, professional development, and business opportunities across the maritime domain.
What’s On?
Attendees and exhibitors can expect networking and business development opportunities with policy-makers, senior military leaders, program managers, and industry decision-makers.
The event includes four expansive exhibit hall experiences, featuring hundreds of exhibits that showcase technologies and solutions supporting maritime, naval, and defense operations.
Sea-Air-Space also includes professional development opportunities through expert-led panels and sessions covering the current defense landscape and future direction of the sector.
Influential keynotes and luncheons will provide updates and perspectives from senior defense, industry, and government leaders.
Attendance Requirements
Sea-Air-Space permits attendance for qualified individuals only. Eligible attendee categories include active-duty, reserve, and retired U.S. military personnel; federal, state, and local government representatives; defense industry professionals from exhibiting and non-exhibiting companies; members of Congress and their staff; representatives of foreign embassies, governments, and military organizations; active Navy League members; Navy League invited guests; and accredited, approved media representatives.
Access to the exhibit hall before opening is reserved for exhibitors only. Attendees are not permitted to access the hall outside open hall hours.
Children over the age of 15 may attend the exposition if accompanied by a registered adult at all times. No one under the age of 18 is permitted in the exhibit halls during installation or dismantle hours.
Official Attire
For speakers, official attire is Service Dress Blues for Navy, Service Alphas for Marine Corps, Dress Blue Bravos for Coast Guard, and business professional for civilians.
For attendees, official attire is Khakis for Navy, Service Charlies for Marine Corps, Tropical Blues for Coast Guard, and business professional for civilians.
Speakers
Sea-Air-Space will feature keynotes, luncheons, panels, and sessions with defense, industry, and government leaders.
Accommodation
The Gaylord National Resort & Convention Center is the official hotel of Sea-Air-Space. It is located just outside Washington, D.C., in National Harbor, Maryland.
The Navy League of the United States has secured a limited number of sleeping rooms at the government per diem rate for attendees of the Sea-Air-Space Exposition. These rooms are reserved for uniformed military personnel and DoD civilians with a dependent ID card.
Availability is limited and offered on a first-come, first-served basis. Reservations may be audited, and eligible attendees will be asked to show a valid active duty or DoD government ID at check-in, such as a Common Access Card, federal government photo ID, or official travel orders. Attendees who cannot provide valid ID will be charged the prevailing rate at check-in.
Retired military personnel and government contractors are not eligible for the government per diem rate rooms.
Hotel Room Fraud Notice
The Navy League and Sea-Air-Space do not use third-party companies to book hotel rooms. Anyone contacted by a company offering assistance with purchasing a room at the Gaylord for Sea-Air-Space should treat it as likely fraud and notify the Navy League.
Transportation and Parking
The Gaylord National Resort & Convention Center is close to Ronald Reagan Washington National Airport and Dulles International Airport. It is also less than 40 miles from Baltimore-Washington International Airport.
The Gaylord National offers self-parking. Sea-Air-Space has discounted parking pricing of $10.00. Parking vouchers must be purchased from the desk located at the Maryland Bus Loop near SAS Registration.
Where is Sea-Air-Space?
Gaylord National Resort & Convention Center
National Harbor
Maryland
United States
To learn more about Sea Air Space 2027, to register to attend or exhibit, please click below .
