Alaska Airlines is moving ahead with a major expansion at Portland International Airport (PDX): the Port of Portland has given the airline the green light for a ground lease tied to a new maintenance hangar.
The project comes with a $135 million investment, and the Port expects it to create more than 100 jobs for local maintenance workers and engineers. There’s also an expectation of around 200 local construction jobs during development, plus about $8.7 million in state and local tax income. Alaska’s investment is further expected to add around $2 million in annual future state and local taxes. For a place like Portland, those figures land louder than they might in other contexts—especially when you’re used to hearing about travel, not repairs.
According to the agreement approved by the Port on Wednesday, April 8, groundbreaking is anticipated in the summer of 2026. Construction is expected to take approximately two years. The hangar is meant to work alongside the existing Maintenance, Repair, and Overhaul (MRO) facilities already on the ground, which support the carrier’s regional subsidiary Horizon Air. So the idea isn’t just adding capacity, but strengthening what’s already there, like building a second layer instead of starting from scratch.
Portland is already a key hub for Alaska Airlines, where the airline dominates around 40% of all arriving and departing flights, including those operated by Horizon Air. The Port also points to the carrier’s existing footprint in the region, saying Alaska has more than 2,900 employees there. Between August 2024 and July 2025, Alaska served more than 6.9 million passengers, based on the Bureau of Transportation Statistics. On top of that, Alaska operates flights from Alaska, Horizon, and Hawaiian Airlines, serving 62 nonstop destinations from PDX.
And it’s not only domestic. The busiest international route from PDX is to Vancouver International Airport (YVR), where again, Alaska operates alongside Air Canada. Alaska operates on all the top ten of PDX’s domestic routes, with Denver International Airport (DEN), Phoenix Sky Harbor International Airport (PHX), Los Angeles International Airport (LAX), Seattle-Tacoma International Airport (SEA), and Harry Reid International Airport (LAS) leading the charge. Around all this, expansion at PDX is continuing—Alaska is adding two
new year-round services from June 10 to Everett and Tri-Cities, while seasonal services are planned for Baltimore, Idaho Falls, Jackson Hole, Philadelphia, and St Louis, all set to take off by summer. Actually, if you’ve ever sat near the gates at PDX—right where the floor’s a little chilly and you catch the smell of coffee—it’s easy to see why the airport keeps growing. You don’t think about hangars then, but you probably should.
For the maintenance facility itself, the Port says it’s expected to boost regional aviation infrastructure and improve airlines’ aircraft repair efficiency, enabling faster recovery for Alaska Airlines’ aircraft. Port of Portland Chief Aviation Officer Dan Pippenger said, “The new hangar embodies our strong partnership with Alaska, and our mutual commitment to making our region a place where everyone can thrive. It’s a smart investment in our local talent that’s sure to boost our region’s economy and strengthen our future.” There’s a lot packed into that one statement—part economy, part operations, part promise that Portland will stay part of Alaska’s West Coast strategy for decades to come. And then you still have the simple question of whether all those construction jobs and future tax additions will actually land right where people expect them to, not off to the side.