$139 Cheap Alaska Airlines flights Portland (PDX) to San Antonio (SAT)

View $139 flight on Tue, Jan 20, 2026Opens in a new window

$139 Cheap Alaska Airlines flights Portland (PDX) to San Antonio (SAT)

Prices were available within the past 7 days and start at $139 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Portland (PDX) to San Antonio (SAT)
Origin airport
Portland Intl.
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
1712 mi
Average flight time
6 hours 5 mins

Frequently asked questions

How much is an Alaska Airlines flight from Portland Intl. Airport (PDX) to San Antonio Intl. Airport (SAT)?
Grab budget-friendly return Alaska Airlines flights from PDX to SAT by filtering your results from "Price (lowest to highest)" on Expedia. Or look for options from $139 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PDX to SAT with Alaska Airlines?
Browse for one-way or return flights to San Antonio in January or September. You could find an affordable fare with Alaska Airlines during these off-peak travel months.
What is the cheapest time to book flights from Portland Intl. Airport (PDX) to San Antonio Intl. Airport (SAT) with Alaska Airlines?
Start searching one to three months ahead of your departure date to score cheaper fares on Alaska Airlines flights from Portland Intl. Airport (PDX) to San Antonio Intl. Airport (SAT). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Alaska Airlines fly nonstop from Portland Intl. Airport (PDX) to San Antonio Intl. Airport (SAT)?
To see if there's a direct route from PDX to SAT with Alaska Airlines or other carriers, use our "Nonstop" filter when searching for tickets.
What is the earliest Alaska Airlines flight from PDX to SAT?
Sort your results by "Early Morning" and "Morning" to find the earliest flights from PDX to SAT. Heading off early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Alaska Airlines fly into in San Antonio?
Jump on an Alaska Airlines flight from Portland Intl. Airport (PDX) to San Antonio, and you'll likely land at San Antonio Intl. Airport (SAT). This is the airline's primary hub here.
Why fly with Alaska Airlines from PDX to SAT?
Jetting off from PDX to SAT with Alaska Airlines comes with plenty of perks, including top-tier customer service and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Alaska Airlines flight from Portland Intl. Airport (PDX) to San Antonio Intl. Airport (SAT)?
Depending on the ticket type you purchased, a fee may apply if you cancel or change your flight more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when you search for flights. For more details on modifying or canceling your reservation, visit "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.