Interstate 435 is the 83-mile, two-state beltway encircling the Kansas City metropolitan are. The freeway serves Kansas City International Airport (MCI), Overland Park and Independence among other suburban cities.The route overlaps with approximately three miles of Interstate 29 in northwest Kansas City.nterstate 435 in Kansas and Missouri was fully open to traffic in December 1986 with the completion of the Missouri River Bridge. 1. The Grandview Triangle Interchange, where Interstates 49, 435, 470 and U.S. 50 and 70 come together, was upgraded during roadwork from fall 2000 to May 2008.