Interstate 290 (I-290) is a 9.8-mile-long (15.8 km) auxiliary Interstate Highway in the Buffalo–Niagara Falls metropolitan area. It connects I-190 in Tonawanda with I-90 in Williamsville, via Amherst. It provides a route to Niagara Falls and Canada from the east that bypasses the city of Buffalo. I-290 also connects to I-990 and, through this connection, provides access to the Amherst campus of the University at Buffalo. Its official name is the Youngmann Memorial Highway, but, locally, it is colloquially referred to as "the 290" and "the Youngmann". The highway provides the fastest road link between Toronto and the heavily populated Northeastern US via I-90.

Interstate 190 is a north–south auxiliary Interstate Highway in the United States that connects I-90 in Buffalo, New York, with the Canada–United States border at Lewiston, New York, near Niagara Falls. Officially, I-190 from I-90 north to New York State Route 384 (NY 384) is named the Niagara Thruway and is part of the New York State Thruway system. The remainder, from NY 384 to Lewiston, is known as the Niagara Expressway and is maintained by the New York State Department of Transportation (NYSDOT).