Snohomish County Airport at Paine Field in Everett is a major general-aviation facility with capacity for a wide range of aircraft. Sea-Tac International Airport is located in Seattle. Smaller regional airports include Arlington Municipal Airport, Camano Island Airfield and Harvey Airfield in Snohomish.
Community Transit provides comprehensive service to all of Snohomish County, downtown Seattle, the University of Washington area and the Bellevue Transit Center. Greyhound serves the area with regional and interstate bus transportation. Northwestern Trailways serves locations in Washington and Oregon. The Airporter Shuttle offers transportation from the Best Western Tulalip Inn to Sea Tac Airport and back.
The Washington State Ferry System provides regular service from Mukilteo to Clinton on Whidbey Island and from Edmonds to Kingston, gateway to the Olympic Peninsula.
Interstate 5 runs north and south through Snohomish County. State Route 9 traverses north/south through scenic N. Snohomish Co. State Route 530 runs west and east through Arlington, linking to the Mountain Loop Highway at Darrington, a popular scenic drive in Snohomish County.
Two port districts and several private marinas serve Snohomish County. The Port of Everett offers 2,050 slips featuring covered and open moorage, plus guest moorage on three floating docks. Services include a fuel dock, pump-out facilities, a boom truck, a jib hoist and two Travelifts. The Port of Edmonds to the south offers a capacity for water moorage of 700 vessels, dry storage for 300 vessels and guest moorage for 50 vessels. Several private marinas offer moorage and services up and down the coast of the county.
Amtrak offers service to Everett on routes from Seattle, Vancouver, British Columbia and points east (Spokane, Chicago). The station is located on Smith Street in Everett. Burlington Northern Railroad also serves the Northwest with freight train services.