Ontario International Airport is located 18 miles northwest of Riverside, and serves the region with more than 11 commercial airlines. The city renovated the Riverside Airport to better serve small aircraft and business travelers. Among the renovations includes the Sky Links Airport Golf Course.
Several interstate highways passing through or near the city of Riverside include I-15/215, which runs north-south, and I-10, which runs east-west just north of the city. Other major freeways in the area are Highway 60 and Highway 91. These routes provide direct access to metropolitan areas of Los Angeles and Orange County. Nearly 3,000 miles of county-maintained roads and nearly 700 miles of roads maintained by the state provide service to business, industry, and motorists in the region. A toll lane for commuters traveling between Riverside and Orange County on Highway 91 is the newest freeway addition.
Metrolink is a regional rail system that includes commuter and other passenger services and links Riverside to employment and activity centers in Los Angeles and Orange County.
Greyhound Bus Lines offers both intrastate and interstate service. The Riverside Transit Agency provides service to Riverside County within a 2,500-square-mile area; it also maintains two commuter routes to Orange County, San Bernardino, and Los Angeles, and offers Dial-A-Ride service for outlying areas. Amtrak serves the city with connections to surrounding and far-away states.
Within the city of Riverside, State Highway 91 runs northwest and southeast through the city, and State Highway 60 runs northwest to southeast through the northern part of the city. Major thoroughfares include Magnolia Avenue, Allesandro Boulevard, University Avenue, and Arlington Avenue.