International Attendees

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BIO World Congress attendees represent 37 countries from around the globe! We seek to make your travel to the event as seamless as possible.

Visa Information

To recieve a visa letter, you must complete the online registration process here. The BIO registration process will automatically generate a visa letter once the system detects your international location. 

ESTA (Electronic System for Travel Authorization) is a free, automated system that determines the eligibility of visitors to travel to the U.S. under the Visa Waiver Program. The ESTA application collects the same information collected on Form I-94W.  ESTA applications may be submitted at anytime prior to travel, though it is recommended travelers apply when they begin preparing travel plans. You can find frequently asked ESTA questions here.

Quick Links

Philadelphia International Visitors Guide

Airport & Train Information

Venue Information

Hotel Information