Burlington Union Station is a train station and office building located in downtown Burlington, Vermont, United States. It is the northern terminal of the Amtrak Ethan Allen Express service. A single side platform on the west side of the station serves Vermont Railway excursion trains and Amtrak trains. The symmetrical Beaux Arts building, built of buff brick with limestone and granite trim, has a central pilaster over two entrances. The main building is divided for use by a variety of tenants.

The Ethan Allen Express is a daily passenger train operated by Amtrak in the United States between New York City and Burlington, Vermont, via Albany, New York. One daily round trip is operated on a 310-mile (500 km) north–south route with a 7-hour 35 minute scheduled running time. The train is subsidized by New York and Vermont for the portion north of Albany. It is named for Vermont cofounder and American Revolutionary War hero Ethan Allen.