$89 Cheap Flights from Santa Rosa (STS) to Portland (PDX)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Santa Rosa to Portland (STS-PDX)

Prices were available within the past 7 days and start at $89 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
American Airlines

Frequently asked questions

How long does it take to fly from Sonoma County Airport to Portland Intl. Airport (PDX)?
Alaska Airlines operates a direct flight setting off from Sonoma County Airport at 11:20AM and reaching Portland Intl. Airport (PDX) at 12:52PM — a travel time of 1 hour and 32 minutes. Pick the best available seat, pack a few things to keep you occupied and the time will speed by.
Is it cheaper to buy a plane ticket from Sonoma County Airport to Portland Intl. Airport (PDX) last minute?
Being the spontaneous type is a rewarding way to travel around, but it isn’t always the wisest way to find a bargain plane ticket. It’s better to book your STS to PDX trip ahead of time instead of leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. We recommend saving that spontaneity for when you arrive at your destination!
What airports do you fly into for Portland from Santa Rosa?
Portland Intl. Airport (PDX), Salem, OR (SLE-McNary Field) and Portland - Troutdale Airport (TTD) are your options when heading off from Santa Rosa to Portland. Around 7 mi northeast of central Portland, Portland Intl. Airport (PDX) is the city’s major gateway. Consider factors like flight arrival and departure times and the distance to your hotel before deciding where you fly into. Oregon Zoo and Portland State University are two terrific attractions to put on your to-do list when you reach your destination.
What are the most popular departure times for flights from Sonoma County Airport to PDX?
The most popular departure times for flights from Sonoma County Airport (STS) to PDX Airport are between 11:00 AM - 12:00 PM on Alaska Airlines. A good tip is to jet out in the morning. The earlier you set off, the greater your chances of a delay-free flight with less air traffic in the skies.
Can I change the date of my flight from Sonoma County Airport (STS) to Portland Airport?
It’s a piece of cake to make changes to your Sonoma County Airport (STS) to PDX Airport journey yourself. Simply log in to the Expedia Trips portal and hit “change flight.” Search for new flights and secure the one that fits your plans. You’ll get an estimate of applicable flight change fees. Alternatively, visit our Customer Service portal to connect with our Virtual Agent and get answers to your questions.
*Available to One Key members.