Frequently Asked Questions

When and where is registration?
Registration will take place at the Walter E. Washington Convention Center in the East Salon during the following hours:

  • Saturday, 19 October: 1300–1800 hrs
  • Sunday, 20 October: 0800–1800 hrs
  • Monday, 21 October: 0700–1600 hrs
  • Tuesday, 22 October: 0800–1600 hrs
  • Wednesday, 23 October: 0800–1600 hrs
  • Thursday, 24 October: 0800–1600 hrs
  • Friday, 25 October: 0800–1600 hrs

Can I modify my registration?
Yes. To modify your registration details, add a ticket or an Accompanying Person, please go to our registration page and click the button "Already Registered? Modify your registration"

Will I be able to pay by international currency (i.e. Euro) for onsite registration?
No, AIAA accepts US currency only. However, we will accept travelers checks and personal checks onsite.

Can I pay for registration via bank wire transfer, ACH, or Check?
Yes, AIAA accepts bank wire transfer as a means of payment through our online registration system. You can request this payment method during the registration process. All attendees are responsible for bank transfer fees. Failure to make the full registration payment will keep your registration in Pending Approval and the registration will not be approved until the balance is paid.

What do I need onsite to check in for the event if I am already registered?
To speed the onsite check-in process, bring a copy of the Scan-and-Go barcode you received via email upon completing your registration.

Is funding or sponsorship available for individual attendance at the event?
AIAA and associated partners do not provide funding or sponsorship for individuals to travel and attend this event.

Can I work as a volunteer in exchange for registration to the event?
No. AIAA and the associated organizations do not have volunteer opportunities in exchange for IAC registration.  

If I am an AIAA member, do I get a discount for IAC.
There are no discounts provided to AIAA members. If you are an employee or elected officers of an IAF member organization or are current members of the IAA and the IISL, you qualify for the Delegate Member registration discount.

Can I cancel my registration if I am not able to travel to the event?
Event registration cancellations can be made through the registrant’s profile. You will need the registering email address and conformation number to log in.  There will be a $94  (75€) cancellation fee applied to cancelations made before September 21, 2019. Registrants who cancel beyond this date or fail to attend the conference will forfeit the entire fee. For questions, contact 

Are registrations transferable?
Registrations are transferable on a case-by-case basis. Contact for more information.

How can I request a letter of invitation?
If you plan to attend the International Astronautical Congress event held in the United States and you require a visa for travel, you must apply for a visa with the U.S. embassy (consular division) or a U.S. consulate with ample time for processing. Advance travel planning and early visa application are important. AIAA strongly suggests that you submit your formal application to U.S. authorities a minimum of 120 days in advance of the date of anticipated travel. For more information, please visit our Immigration and Visa Requirements page. 

How do I book my hotel?
You will have the option to book your hotel after your registration has been submitted. A full list of hotels and associated blocks can be found here.

Are there any travel packages available?
AIAA and the associated societies do not have travel packages to attend the event. Each individual is responsible for their travel arrangements.

Are there any sights to see in Washington, D.C.?
Yes! There are so many experiences to be had in Washington, D.C. Please see our Washington, D.C. Travels Guide.

Who do I contact for questions about the Technical Programme?
Please see the contact the person below based on your session presentation type.

Technical Sessions:
Interactive Presentations:
Special Sessions: