Transport from Pittsburgh International Airport to the University of Pittsburgh:
Cab fare from the airport to the University runs around $50. Lyft and Uber are somewhat cheaper.
Supershuttle: http://www.supershuttle.com
There is a bus, the 28X Airport Flyer, that runs every ½ hour from door #6 on the arrivals level of PIT. The fare is $2.75 cash (exact change) or $2.50 with a ConnectCard (available at the airport). 28X schedule