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$108+ Cheap flights from San Antonio to Portland (SAT - PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PDX
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Portland are usually found in October or May, booked 12 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from San Antonio to Portland

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$191
(Cheapflightsfares)

One-way from

$108
(Cheapflightsfares)

Popular in

June

Cheapest in

October

Average price

$376
Provider with most accurate pricing for San Antonio-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Portland flights.
Search Deals
From San Antonio to Portland
Search Deals
One-way flight from San Antonio to Portland
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Antonio to Portland

Cheapest flights from San Antonio to Portland
Explore the most affordable flight options available from San Antonio to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1811:42 amSAT - PDX
1 stop7h 03mSpirit Airlines
Wed 5/215:40 pmPDX - SAT
1 stop9h 24mSpirit Airlines
Deal found 4/29$191
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:25 pmSAT - PDX
1 stop6h 13mFrontier
Sun 5/116:20 amPDX - SAT
1 stop11h 15mFrontier
Deal found 4/29$218
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1511:42 amSAT - PDX
1 stop7h 03mMultiple Airlines
Sun 5/1810:41 amPDX - SAT
2 stops22h 06mMultiple Airlines
Deal found 4/28$254
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/184:00 pmSAT - PDX
1 stop8h 45mDelta
Wed 6/256:15 amPDX - SAT
1 stop6h 08mDelta
Deal found 4/29$287
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/297:00 amSAT - PDX
1 stop7h 53mAmerican Airlines
Thu 8/711:59 pmPDX - SAT
1 stop7h 20mAmerican Airlines
Deal found 4/28$315
This Sun Country Air deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:35 pmSAT - PDX
1 stop30h 11mSun Country Air
Sun 8/1011:59 pmPDX - SAT
1 stop16h 58mSun Country Air
Deal found 4/28$325
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1811:15 amSAT - PDX
1 stop8h 14mUnited Airlines
Sat 6/2811:59 pmPDX - SAT
1 stop6h 51mUnited Airlines
Deal found 4/29$377
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/145:30 pmSAT - PDX
2 stops7h 50mSouthwest
Fri 7/182:30 pmPDX - SAT
1 stop8h 15mSouthwest
Deal found 4/28$402
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/122:34 pmSAT - PDX
2 stops9h 49mAlaska Airlines
Mon 5/198:45 pmPDX - SAT
1 stop6h 25mAlaska Airlines
Deal found 4/28$671

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from San Antonio to Portland that are best for you.

Fly from

San Antonio

Fly to

Portland

Route

Depart

Return

Price

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 5/18

11:42 am-4:45 pm

1 stop7h 03m

Portland

Wed 5/21

5:40 pm-5:04 am

1 stop9h 24m

$191

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 5/12

3:22 pm-12:38 am

1 stop11h 16m

Portland

Mon 5/19

6:20 am-2:17 pm

1 stop5h 57m

$218

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Thu 5/15

11:42 am-4:45 pm

1 stop7h 03m

Portland

Sun 5/18

10:41 am-10:47 am

2 stops22h 06m

$254

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Wed 6/18

4:00 pm-10:45 pm

1 stop8h 45m

Portland

Wed 6/25

6:15 am-2:23 pm

1 stop6h 08m

$287

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Tue 7/29

7:00 am-12:53 pm

1 stop7h 53m

Portland

Thu 8/7

11:59 pm-9:19 am

1 stop7h 20m

$315

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Thu 7/31

6:35 pm-10:46 pm

1 stop30h 11m

Portland

Sun 8/10

11:59 pm-6:57 pm

1 stop16h 58m

$325

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Wed 6/18

11:15 am-5:29 pm

1 stop8h 14m

Portland

Sat 6/28

11:59 pm-8:50 am

1 stop6h 51m

$377

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 7/14

5:30 pm-11:20 pm

2 stops7h 50m

Portland

Fri 7/18

2:30 pm-12:45 am

1 stop8h 15m

$402

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 5/12

2:34 pm-10:23 pm

2 stops9h 49m

Portland

Mon 5/19

8:45 pm-5:10 am

1 stop6h 25m

$671

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 6/9

11:42 am-4:45 pm

1 stop7h 03m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Antonio to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Portland in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Portland flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Portland

How far ahead should I book a flight from San Antonio to Portland?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Portland. Price data was last updated on April 25, 2025.

The price you pay for your flight from San Antonio to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Antonio to Portland?

Currently, November is the cheapest month in which you can book a flight from San Antonio to Portland (average of $277). Flying from San Antonio to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to PDX?

Find hourly flight availability from San Antonio to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

One of the essential ways to save on airfare from San Antonio to Portland is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 10% on airfare.

What is the cheapest day to fly from San Antonio to Portland?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Portland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Portland flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated April 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Antonio to Portland by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Antonio to Portland round-trip?

    Our cheapest airline available from San Antonio to Portland is Spirit Airlines. Our recent data shows that you can find tickets from as low as $191 on this airline. Additional options worth looking into are Frontier and Delta, starting at $218 and $287 round-trip. Spirit Airlines is 47% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Antonio to Portland one-way?

    $108 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and American Airlines, with prices starting from $137 and $144, respectively.

  • Can I find deals for flights from San Antonio to Portland that include hotel bookings?

    Yes. In addition to deals on San Antonio to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Portland.

  • Can I find deals for business class flights from San Antonio to Portland?

    Yes. Cheapflights offers flight deals from San Antonio to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Portland?

    Currently, November is the cheapest month in which you can book a flight from San Antonio to Portland (average of $277). Flying from San Antonio to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
Beaverton
Lincoln City
Seaside
Clackamas
Vancouver
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview

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Alternative routes for San Antonio to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from San Antonio to Portland

Discover the top 7 airlines that operate flights from San Antonio to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$117Average$217FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$220FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$257Average$394FlexibilityNo cancel feeOn-time71%
DeltaCheapest$266Average$370FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$277Average$406FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$293Average$426FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$327Average$434FlexibilityNo cancel feeOn-time63%

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