It is 533 miles according to Google Maps.
The only train to Tennessee from Chicago is the City of New Orleans. It is 442 miles to Newbern-Dyersburg and 528 miles to Memphis. It takes almost 8 hours to get to Newbern and 10 1/2 hours to get to Memphis.
Memphis to Chicago is shorter.
Albuquerque to Billings is 1,002 miles (Memphis to Chicago is 534 miles)
Memphis to Chicago: 532 miles Albuquerque to Billings: almost twice that
Memphis to Chicago: 532 miles Albuquerque to Billings: almost twice that
No. Memphis is about 530 miles from Chicago and about 400 miles from New Orleans, and New Orleans is about 930 miles from Chicago.
Memphis to Chicago: 532 miles Albuquerque to Helena: over twice that
Albuquerque, NM to Billings, MT is much farther than Memphis, TN to Chicago, IL.
Memphis to Chicago: 532 miles Albuquerque to Helena: over twice that
Distance=speed x time
From Albuquerque NM to Billings MT is 1,001 miles and a much greater distance then the 533 road miles between Memphis TN and Chicago IL.