O'Hare International Airport is one of the busiest airports in the world servicing airports and airlines all over the globe. Both United Airlines and American Airlines use O'Hare as their hub airport, but there are many other airlines that service O'Hare. Additionally, many of those airlines have daily, nonstop flights to cities all over the world. Are you a connecting traveler or an international traveler? You'll find all the information you need on this site.
At O'Hare, security is our top priority. The Transportation Security Administration manages the security checkpoints within our airport and ensures all passengers are secure. The U.S. Customs and Border Protection has created a number of programs such as Mobile Passport and Global Entry to make the international arrivals process a breeze. We also offer Automated Passport Control kiosks and were the first airport in the U.S. to offer the program.