Portland International Airport: PDX, is a joint civil-military airport and the largest airport in the U.S. state of Oregon, accounting for 90% of passenger travel and more than 95% of air cargo of the state. It is located within Portland's city limits just south of the Columbia River in Multnomah County, six miles by air and twelve miles by highway northeast of downtown Portland. Portland International Airport is often referred to by its IATA airport code, PDX.
PDX has direct connections to major airport hubs throughout the United States, plus non-stop international flights to Canada, Japan, and the Netherlands. It is a hub for United Express affiliate SkyWest Airlines for flights to smaller cities in Oregon and California. The airport is a major hub for Alaska Airlines and Horizon Air, and serves as a maintenance facility for Horizon Air. Small regional carrier SeaPort Airlines is headquartered and operates its Pacific Northwest hub at PDX. General aviation services are provided at PDX by Flightcraft. The Oregon Air National Guard has a base located on the southwest portion of the grounds, the host unit of which is the 142d Fighter Wing (142 FW) flying the F-15 Eagle. Local transportation includes light rail on the MAX Red Line and Interstate 205.