Portland · PDX · Question
What Airlines Fly Out of PDX? Complete Airline List
Expert answer updated for 2026, with official sources and links to detailed guides.
Portland International Airport (PDX) is served by 8+ airlines, offering flights to domestic and international destinations. PDX is a hub airport for Alaska Airlines, which means extensive route networks and frequent flights from these carriers.
All Airlines at PDX
- Alaska Airlines
- Southwest Airlines
- Delta Air Lines
- American Airlines
- United Airlines
- JetBlue
- Spirit Airlines
- Frontier Airlines
Which Terminal Is Each Airline At?
Airlines at PDX are spread across 4 terminal areas. To find exactly which terminal, gates, and TSA checkpoint your airline uses, use our Terminal Finder tool — just select PDX and your airline for instant results.
You can also see the full terminal-by-terminal breakdown in our PDX airline directory, which includes gate ranges and hub badges.
Hub Airlines at PDX
Alaska Airlines uses PDX as a hub, operating the most flights and typically occupying dedicated terminal space. Hub passengers benefit from more flight options, better lounge access, and stronger frequent flyer earning at their hub airport.
For detailed guides on individual airlines including baggage fees, loyalty programs, and check-in tips, visit our airline directory.