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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.

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ONS Congress hotel room

Headquarter Hotels

      Anaheim Marriott

Anaheim Marriott

      Single or Double: $303.72 (includes taxes and fees)   
      Triple: $327.18 (includes taxes and fees)   
      Quad: $350.65 (includes taxes and fees)

      Hilton Anaheim

Hilton Anaheim

      Single, Double, Triple, or Quad: $293.84 (includes taxes and fees)

      View Hotel Map

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. 


Reserve your room by Tuesday, April 5, 2022 (5pm EST) to secure discounted convention rates at the official ONS co-headquarter hotels; Anaheim Marriott and Hilton Anaheim. Discounted rates at these hotels can only be found when booking online through the official ONS housing provider, Maritz Global Events. Rooms are limited. Reservations are accepted based on availability. 

All reservations must be held with a credit card guarantee. This guarantee is for arrival only. A form of payment will be required upon check-in. Discounted room rates are exclusive of taxes and fees (subject to change). No checks will be accepted for hotel payment. 

If you would like to make a reservation at a later time, you may log in using the link on your Registration confirmation or call 864-641-6757.  

Please see your email confirmation from Event Customer Service ( for the hotel cancellation policy applicable to your reservation.  

Closest Airports

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