Chicago is not a state. Chicago (in the state of Illinois) is the third most populous city in the United States. Both Idaho and Missouri are US States.
Chicago is not a state. It is a city in Illinois.
Chicago is a city in Illinois, therefore not a state.
Chicago is not a state. Chicago is a city. Iowa and New Mexico are states.
The halfway point when driving is Lexington, Nebraska, exit 237 off I-80.
About 23 hours
It is 1,693 miles according to Google Maps
Iowa, South Dakota, North Dakota, Montana, and Wyoming all lie between the states of Idaho (in the Northwest) and Illinois (in the Midwest).
i think it would be Houston but who knows i may be right or wrong
About 260 miles.
Google Maps estimates the diving time as 26 hours.
275 miles