United Airlines said it along with its regional affiliates would launch six new daily routes, beginning Sept. 6. The new flights will include San Francisco-Toronto with daily service on a United Airbus-319; Los Angeles-Vancouver with twice daily service on an explus CRJ-700; Denver-Grand Rapids, MI, with daily service on an explus CRJ-700; Los Angeles-Oklahoma City with daily service on an explus CRJ-700; Washington Dulles-Albuquerque, NM, daily service on a United Airbus 319; and Washington Dulles-Birmingham, AL, daily service on a United Express CRJ200. The new service is year-round.