Chicago Airport Transfer Information Taxi, bus & train transfer information from Chicago 'O Hare International Airport to Chicago city centre. Chicago 'O Hare International Airport Transfer Information Chicago 'O Hare International Airport (ORD) is located 29 km northwest of Chicago city centre. Taxi — A taxi rank is located outside the arrival hall of the main terminal. Fare to the city centre is about USD 40 and travel time is about 60 mins. Bus — The airport offers a number of bus services. Continental airport express runs a shuttle service to downtown Chicago and the northern suburbs from 6 am to 11:30 pm, with departures every 10 mins. Fare is about USD 18. Train — Trains leave from the Metra station, which is linked to the main terminal buildings by the Airport transport system, a free 24-hr rail connection. The CTA Blue line train leaves from the Metra station and runs to stops in the city centre. Fare is about USD1.75 and travel time is 45 mins.   First published July 2005. Book Chicago Hotels here