HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$75+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PDX
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Portland with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Antonio to Portland are usually found in October or September, booked 22 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$146
(Mytrip)

One-way from

$75
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$397
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. 6% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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.
Fri 5/25:39 amSAT - PDX
1 stop9h 58mSpirit Airlines
Mon 5/52:33 pmPDX - SAT
1 stop24h 53mSpirit Airlines
Deal found 3/20$146
This CheapOair deal was found by Cheapflights users on 3/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/122:18 pmSAT - PDX
1 stop12h 19mMultiple Airlines
Wed 4/167:01 pmPDX - SAT
1 stop7h 33mMultiple Airlines
Deal found 3/20$250
This Delta deal was found by Cheapflights users on 3/19. 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.
Tue 4/1512:40 pmSAT - PDX
2 stops8h 30mDelta
Sun 4/201:55 pmPDX - SAT
2 stops8h 25mDelta
Deal found 3/19$306
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 4/197:00 amSAT - PDX
1 stop7h 25mAlaska Airlines
Sat 4/191:25 pmPDX - SAT
1 stop14h 15mAlaska Airlines
Deal found 3/20$326
This Hawaiian Airlines deal was found by Cheapflights users on 3/21. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/117:37 pmSAT - PDX
1 stop6h 22mHawaiian Airlines
Sat 8/167:40 pmPDX - SAT
1 stop8h 00mHawaiian Airlines
Deal found 3/21$381
This American Airlines deal was found by Cheapflights users on 3/21. 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.
Fri 7/117:33 pmSAT - PDX
1 stop7h 03mAmerican Airlines
Fri 7/1812:59 amPDX - SAT
1 stop6h 14mAmerican Airlines
Deal found 3/21$382
This Sun Country Air deal was found by Cheapflights users on 3/20. 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.
Mon 6/306:35 pmSAT - PDX
1 stop25h 11mSun Country Air
Sun 7/611:59 pmPDX - SAT
1 stop7h 48mSun Country Air
Deal found 3/20$410
This Frontier deal was found by Cheapflights users on 3/20. 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.
Thu 7/177:43 pmSAT - PDX
1 stop6h 32mFrontier
Sun 7/206:35 amPDX - SAT
1 stop10h 07mFrontier
Deal found 3/20$430
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Fri 5/24:53 pmSAT - PDX
2 stops9h 38mUnited Airlines
Sat 5/35:00 amPDX - SAT
2 stops10h 54mUnited Airlines
Deal found 3/20$437
This Southwest deal was found by Cheapflights users on 3/19. 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 5/267:45 pmSAT - PDX
1 stop6h 30mSouthwest
Thu 5/2910:45 amPDX - SAT
2 stops8h 15mSouthwest
Deal found 3/19$452

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 March 21, 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

Fri 5/2

5:39 am-1:37 pm

1 stop9h 58m

Portland

Mon 5/5

2:33 pm-5:26 pm

1 stop24h 53m

$146

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sat 4/12

2:18 pm-12:37 am

1 stop12h 19m

Portland

Wed 4/16

7:01 pm-4:34 am

1 stop7h 33m

$250

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Tue 4/15

12:40 pm-7:10 pm

2 stops8h 30m

Portland

Sun 4/20

1:55 pm-12:20 am

2 stops8h 25m

$306

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sat 4/19

7:00 am-12:25 pm

1 stop7h 25m

Portland

Sat 4/19

1:25 pm-5:40 am

1 stop14h 15m

$326

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sat 5/3

3:15 pm-10:12 pm

1 stop8h 57m

Portland

Sun 5/4

11:59 pm-8:37 am

1 stop6h 38m

$372

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Fri 5/2

4:53 pm-12:31 am

2 stops9h 38m

Portland

Sat 5/3

5:00 am-5:54 pm

2 stops10h 54m

$437

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 5/26

7:45 pm-12:15 am

1 stop6h 30m

Portland

Thu 5/29

10:45 am-9:00 pm

2 stops8h 15m

$452

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Wed 4/16

7:25 pm-9:12 am

1 stop15h 47m

$75

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sat 4/26

5:50 am-10:38 am

1 stop6h 48m

$164

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Wed 4/9

6:50 am-3:23 pm

2 stops10h 33m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 13 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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 FlightHub the most. FlightHub 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 March 14, 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 22 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 $370). 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 March 21, 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 March 21, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,281 reviews
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,759 reviews
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,281 reviews

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 $146 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $306 and $326 round-trip. Spirit Airlines is 60% 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?

    $75 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 $155 and $164, 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 $370). 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
Lincoln City
Beaverton
Seaside
McMinnville
Lake Oswego
Vancouver
Hillsboro
Gresham
Long Beach
Cannon Beach
Tigard
Astoria
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview
Wilsonville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Portland flights
Austin to Portland flights
Hobby to Portland flights
George Bush Intcntl to Portland flights
Love Field to Portland flights
Dallas/Fort Worth to Boise flights
Dallas/Fort Worth to Eugene flights
Dallas/Fort Worth to Redmond flights
Hobby to Eugene flights
Austin to Boise flights
Austin to Eugene flights
Austin to Medford flights
Hobby to Boise flights
George Bush Intcntl to Eugene flights
Love Field to Eugene flights
Dallas/Fort Worth to Medford flights
San Antonio to Boise flights
Austin to Redmond flights
George Bush Intcntl to Boise flights
Love Field to Boise flights
San Antonio to Eugene flights
Hobby to Redmond flights
George Bush Intcntl to Redmond flights
El Paso to Portland flights
Austin to North Bend flights
El Paso to Boise flights
Brownsville to Portland flights
Hobby to Medford flights
Love Field to Redmond flights
San Antonio to Medford flights
Dallas/Fort Worth to North Bend flights
El Paso to Eugene flights
Lubbock to Portland flights
Lubbock to Boise flights
Corpus Christi to Portland flights
Midland to Portland flights
San Antonio to Redmond flights
Lubbock to Redmond flights
Midland to Boise flights
Love Field to Medford flights
McAllen to Portland flights
Amarillo to Portland flights
Harlingen to Portland flights
Killeen to Portland flights
George Bush Intcntl to North Bend flights
San Antonio to North Bend flights
Laredo to Portland flights
Waco to Portland flights
Killeen to Medford flights

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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$117Average$225FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$224FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$277Average$415FlexibilityNo cancel feeOn-time75%
DeltaCheapest$279Average$382FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$279Average$397FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$430FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$356Average$434FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.