$116+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PDX
Feb 13 — Feb 201
1 adult, Economy
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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.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 January 14, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $230 (Kiwi.com) |
One-way from | $116 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $377 |
Find flight deals from San Antonio to Portland
Cheapest flights from San Antonio to PortlandExplore 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 January 14, 2026.
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 January 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:25 pm
SAT
- PDX
2 stops38h 03m
Frontier
Thu 3/1212:04 pm
PDX
- SAT
1 stop10h 13m
Frontier
Deal found 1/10![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:33 am
SAT
- PDX
2 stops13h 50m
Frontier
Fri 3/612:04 pm
PDX
- SAT
1 stop19h 02m
Frontier
Deal found 1/12![Frontier logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 1/13. 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.
Wed 2/256:06 pm
SAT
- PDX
1 stop6h 35m
Alaska Airlines
Sat 2/288:30 am
PDX
- SAT
1 stop6h 40m
Alaska Airlines
Deal found 1/13![Alaska Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1210:05 am
SAT
- PDX
1 stop27h 04m
Frontier
Sun 3/1512:04 pm
PDX
- SAT
1 stop10h 13m
Frontier
Deal found 1/12![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 1/11. 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.
Fri 4/36:45 am
SAT
- PDX
1 stop7h 10m
Frontier
Fri 4/1012:55 pm
PDX
- SAT
1 stop9h 22m
Frontier
Deal found 1/11![Frontier logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:05 am
SAT
- PDX
1 stop27h 04m
Frontier
Mon 3/239:53 pm
PDX
- SAT
2 stops24h 24m
Frontier
Deal found 1/11![Frontier logo]()
$278
This United Airlines deal was found by Cheapflights users on 1/12. 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 3/185:47 am
SAT
- PDX
1 stop6h 07m
United Airlines
Mon 3/233:52 pm
PDX
- SAT
1 stop5h 40m
United Airlines
Deal found 1/12![United Airlines logo]()
$304
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 January 14, 2026.
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
Thu 3/12
10:05 am-11:09 am
1 stop27h 04m
Portland
Sun 3/15
12:04 pm-12:17 am
1 stop10h 13m
$247
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Fri 2/27
10:53 am-6:43 pm
1 stop9h 50m
Portland
Fri 3/6
12:04 pm-9:06 am
1 stop19h 02m
$252
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Wed 3/18
5:47 am-9:54 am
1 stop6h 07m
Portland
Mon 3/23
3:52 pm-11:32 pm
1 stop5h 40m
$304
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Tue 2/3
5:59 pm-10:53 pm
1 stop6h 54m
Portland
Sat 2/7
5:00 am-1:09 pm
1 stop6h 09m
$307
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Sat 2/14
4:47 pm-11:27 pm
1 stop8h 40m
Portland
Thu 2/19
12:04 pm-11:07 pm
1 stop9h 03m
$322
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Thu 6/11
6:35 pm-10:43 pm
1 stop30h 08m
Portland
Sun 6/14
11:59 pm-9:49 am
1 stop7h 50m
$325
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Fri 6/12
6:35 pm-5:29 pm
1 stop24h 54m
Portland
Sun 6/14
6:28 pm-9:49 am
1 stop13h 21m
$326
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Mon 6/15
6:35 pm-5:29 pm
1 stop24h 54m
Portland
Thu 6/18
11:59 pm-9:49 am
1 stop7h 50m
$326
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Mon 2/2
6:46 pm-12:09 am
1 stop7h 23m
Portland
Thu 2/5
9:10 am-5:45 pm
1 stop6h 35m
$337
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Sat 5/16
6:02 pm-10:53 pm
1 stop6h 51m
Portland
Sun 5/24
5:15 am-3:33 pm
2 stops8h 18m
$342
Showing 1-10 of 20 results
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 January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Portland flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Portland flight deals on Cheapflights vs. eDreams >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 January 9, 2026.
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 33 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, May is the cheapest month in which you can book a flight from San Antonio to Portland (average of $123). Flying from San Antonio to Portland in June is currently the most expensive (average of $206). 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.
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 January 14, 2026.
Read through reviews of airlines operating flights from San Antonio to Portland, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsVancouver
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Browse thousands of different options on Cheapflights for your next trip
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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.
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 January 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$113 | Average$228 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$114 | Average$270 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$276 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$282 | Average$430 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$284 | Average$403 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$304 | Average$463 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$387 | FlexibilityNo cancel fee | On-time75% |