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Hotel Accommodations

We can’t wait to see you in sunny Anaheim, CA! For your comfort convenience, conference hotels are within walking distance of the convention center.

Staying at the headquarter hotels provides you with the convenience of being close to all of the action that ONS Congress has to offer! Walk right out of your hotel and onto the beautiful palm tree-lined promenade as you head to the convention center. Plus, industry-sponsored symposia events are hosted in the headquarter hotels, so cutting-edge education and networking is always right around the corner!

Book your hotel when you register for ONS Congress® to receive the best pricing.

Get Registration Information
ONS Congress hotel room

Headquarter Hotels

      Anaheim Marriott (Sold Out)

Anaheim Marriott

      ONS Housing Deadline has passed.
      For assistance, please call Anaheim Marriott directly: 714.750.8000 

      Hilton Anaheim

Hilton Anaheim

      ONS Housing Deadline has passed.
      For assistance, please call Hilton Anaheim directly: 714.750.4321

      View Hotel Map

Parking Information for Anaheim Convention Center

Daily standard parking rate is $20. Cash is not an accepted form of payment. The Anaheim Convention Center accepts the following payment types: credit cards, debit cards, Apple Pay, and Google Pay. Overnight parking is prohibited. Backing into parking space is not permitted.
Download the Anaheim Convention Center Parking Guide Map

Things to do Anaheim CA

Local Attractions

Explore local beaches, dining experiences, and tourist attractions such as Disneyland Resort and much more while in Orange County. Learn more about Anaheim attractions and plan your trip.

Specially-Priced Disneyland® Resort Theme Park Tickets

ONS Congress attendees can purchase specially-priced Disneyland Resort Theme Park tickets!

These special ticket prices are not available once you arrive at the Disneyland Resort. Our ticket store closes at 9:00 PM PST on Tuesday, April 26, 2022. Don't delay! Prices are subject to change without notice.

These specially priced tickets are intended only for guests that are participating in ONS Congress. Only the registered attendee is allowed to purchase tickets from this discounted ticket store link and they can purchase up to 6 tickets maximum. We reserve the right to contact the ticket purchaser to request event registration confirmation. If it is discovered that the purchaser of the ticket is not participating or attending this event it will be considered a misuse of this offer and ticket, and the ticket(s) will be blocked and will not be eligible for a refund. In addition these tickets cannot be purchased for the purpose of being resold.


Fly into either of these nearby airports, both located within an hour drive of the Anaheim Convention Center and hotels. 

John Wayne Airport, Orange County (SNA)  
18601 Airport Way, Santa Ana, CA 92707  

Los Angeles International Airport (LAX)  
1 World Way, Los Angeles, CA 90045  

airport travel to ONS Congress
Maritz Global Events Official Housing Provider

PLEASE NOTE: Maritz Global Events is the Official Housing Provider for ONS 47th Annual Congress.

ONS has worked diligently with the hotels in Anaheim, CA to establish room blocks for attendees and exhibitors. Improper solicitation of hotel reservations from any company or housing provider other than Maritz Global Events is not approved by ONS. Reservations made by unaffiliated organizations may appear to be for lower rates, however they may be illegitimate, have unreasonable cancellation or change penalties, or be completely non-refundable. Please be aware of and report any unauthorized solicitation to ONS. 


For new reservations, or to change/cancel an existing hotel reservation, please contact the hotel directly:
Anaheim Marriott: 714.750.8000
Hilton Anaheim: 714.750.4321

Please see your email confirmation from ONS 47th Annual Congress Registration ( for the hotel cancellation policy applicable to your reservation.

*Hotel rates for new reservations are at the discretion of the hotel. ONS housing officially closed as of April 12, 2022 11:59 pm ET.