27th Annual Scientific Assembly


St. Louis Union Station

1820 Market Street
St. Louis, MO 63103

800-774-1500 (Mention AAEM21 Room Block)



Room rate: $152.00 Single/Double

Reservation cut-off: Friday, May 28, 2021

*After the reservation deadline, guestrooms will be offered at the hotel’s prevailing rate which fluctuates regularly.

AAEM diligently negotiates a competitive hotel guest room rate for attendees as well as providing for the logistical needs of this large conference to make prudent use of your membership dollars to keep the Scientific Assembly affordable. When you reserve a room with the official AAEM hotel, you are helping to support AAEM21 Scientific Assembly as well as future conferences. Thank you for choosing to stay the St. Louis Union Station!


Contactless Hotel Check In

Click here to download instructions for how to check in to the St. Louis Union Station Hotel.


More Information


AAEM21 Conference Attendee Benefits

St. Louis Union Station guests will receive:

  • Complimentary 24/7 access to fitness center
  • Complimentary wireless guestroom and public space internet
  • 10% discount on self-parking
  • Ease of access to social events and networking opportunities!


Check-in time is 4:00pm. Check-out time is 11:00am.

Early Departure Fee 

An early departure fee of 50% of one night’s room and tax will apply for attendees that check out prior to the confirmed departure date. Guests wishing to avoid this fee must advise the hotel at or before check-in of any change in the scheduled length of stay.


On-site parking available: $30 USD daily (not including 10% discount)
Valet parking available: $40 USD daily (recommended)


The hotel allows individual attendees the right to cancel their guestroom reservations without penalty up to 48 hours prior to the scheduled arrival date. Any remaining nights of a no-show reservation will be canceled without additional penalty. 

Government/Military Rates

A government rate is available within the AAEM room block. Please contact the hotel for details. 

Pet Policy

Pets are welcome. Up to one dog up to 75 pounds allowed in room with $50 non-refundable deposit. Contact the hotel for details.

Transportation from Airport to St. Louis Union Station

Note: St. Louis Union Station does not provide a shuttle service to/from the airport.

Directions from Lambert-St. Louis International Airport to Union Station:

Take Interstate 70 East and exit at Memorial Drive East. At the third traffic light turn right onto Market Street. Follow Market Street to 18th Street and the hotel will be on the left.

Distance from Hotel: 14 miles