Please book your hotel through the ISTH 2021 accommodation system

If you have any questions, please contact the ISTH accommodation team at Please click here to learn more about visiting Philadelphia.


See below for a list of hotels: 

Philadelphia Marriott Downtown
1201 Market St.
Philadelphia, PA 19107

Enjoy exceptional service and a prime Center City location at Philadelphia Marriott Downtown. Located just steps from Reading Terminal Market and the Philadelphia Convention Center, this stylish hotel places the best of downtown Philadelphia at your doorstep. Step into this well-designed rooms and suites, featuring deluxe bedding, city views and modern amenities. The Philadelphia Marriott Downtown is the ISTH 2021 Headquarters Hotel.

Cost Per Room, Per Night: $199 USD Single/Double 
(Please be aware prices do not include breakfast and/or applicable state and local taxes)

Terms and Conditions:  All reservations must be accompanied by a first night room deposit or guaranteed with a major credit card. Hotel will not hold any reservation unless secured by one of the above methods. You must cancel at least 72 hours prior to arrival to avoid a fee equal to one nights room and tax. 


Under no circumstances shall a fee of any kind be charged if a guest provides written documentation supporting an emergency early departure.

Canopy by Hilton Philadelphia
1180 Ludlow St.
Philadelphia, PA 19107


Once the historic Stephen Girard Building, our renovated 19th Century hotel sits in Philadelphia's Midtown Village neighborhood. We're circled by dining, two blocks from Reading Terminal Market and a half-mile from Independence Hall. Grab a complimentary Canopy Bike to explore the area, and enjoy our 24-hour fitness center and a welcome gift.

Cost Per Room, Per Night: $199 USD Single/Double

(Please be aware prices do not include breakfast and/or applicable state and local taxes)


Terms and Conditions: The Hotel may require a deposit in advance from individual guests to guarantee a particular reservation in the amount of one (1) night’s room charge. Guaranteed reservations are held until at least 6:00 a.m. in the Hotel’s time zone the day after the anticipated day of arrival, at which time the reservation and deposit are forfeited.  Should a guest cancel a reservation, the hotel shall refund deposits if notice is received prior to 6:00 p.m. in the Hotels’ time zone 72 hours prior to the arrival date.

The Hotel shall allow attendees to substitute the name of another individual in his or her place at the same rate and the person that cancels their reservation but provides a substitute name concurrently will not be charged a cancellation fee or be required to forfeit their deposit, so long as the new guest arrives for their reservation. A new form of guarantee will be used in the case of a no-show late cancelation.

Loews Philadelphia Hotel
1200 Market St.
Philadelphia, Pennsylvania 19107


In the architectural landmark PSFS building, the nation’s first modern skyscraper, the 4-Diamond Loews Philadelphia Hotel is a true classic. Directly across from the Pennsylvania Convention Center, we are in the heart of center city and within walking distance of shopping, theatre, cultural attractions and restaurants. Come see what we have waiting for you!


Cost Per Room, Per Night: $169 Single/Double

(Please be aware prices do not include Breakfast and/or applicable state and local taxes)

Terms and Conditions: All reservations must be guaranteed with a credit card. This card will be charged in the event of cancellation, no-show or deposit being warranted. Hotel Cancellation policy requires guests to cancel by 4pm local time 48 hours before arrival to avoid penalty fee of 1 nights room and tax.

Tel: +1 919 929 3807

Fax: +1 919 929 3935

International Society on Thrombosis and Haemostasis (ISTH) 
610 Jones Ferry Road, Suite 205 Carrboro, NC 27510 USA

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