United Airlines launches service with new Embraer 175 aircraft

United Airlines has introduced the Embraer 175 aircraft to the United Express fleet, with service on the modern and spacious regional jet operating between Chicago and top business markets Washington and Boston. United Express carrier SkyWest Airlines began Boston service on May 19th. Service between Chicago and Ronald Reagan Washington National Airport began Saturday, May 17th. The E175 flights complement existing United service in those markets.