The closest airport is the Minneapolis-St. Paul International Airport (MSP). It is about 20 minutes from the hotel. The airport is serviced by a large number of airlines, with Delta providing the most daily flights.
The closest hotel is the Graduate Hotel. This is a five-minute walk to the Coffman Memorial Union. If you have a car, there is self-parking on-site for a daily fee. The link below will get you the University of Minnesota rate of $179/night + taxes and fees.
Additional hotel options:
Courtyard by Marriot (located near the West Bank campus; 0.8 miles from campus)
ALOFT Minneapolis (1.6 miles from campus)