$79+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PDX
Jan 17 — Jan 241
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.Cheapflights Tip: The best prices from San Antonio to Portland are usually found in September or May, booked 59 days in advance, depart on a Saturday or Tuesday and return on a Tuesday
Cheap 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 December 18, 2025.
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 December 18, 2025.
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/222:01 pmSAT - PDX
1 stop25h 23mFrontier
Mon 12/298:45 pmPDX - SAT
1 stop10h 38mFrontier
Deal found 12/16![Frontier logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/185:10 amSAT - PDX
1 stop10h 14mMultiple Airlines
Tue 12/232:29 pmPDX - SAT
2 stops40h 54mMultiple Airlines
Deal found 12/17![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/176:10 pmSAT - PDX
1 stop21h 14mMultiple Airlines
Tue 12/232:29 pmPDX - SAT
2 stops31h 48mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$527
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/226:51 pmSAT - PDX
1 stop7h 24mAlaska Airlines
Tue 1/209:30 pmPDX - SAT
1 stop18h 15mAlaska Airlines
Deal found 12/16![Alaska Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 12/16. 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.
Fri 12/2611:16 amSAT - PDX
1 stop9h 37mDelta
Wed 12/3112:16 pmPDX - SAT
1 stop7h 37mDelta
Deal found 12/16![Delta logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/182:09 pmSAT - PDX
2 stops31h 41mFrontier
Wed 12/243:59 pmPDX - SAT
1 stop15h 24mFrontier
Deal found 12/16![Frontier logo]()
$552
This Delta deal was found by Cheapflights users on 12/16. 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.
Mon 12/224:10 pmSAT - PDX
1 stop8h 14mDelta
Tue 1/2011:10 amPDX - SAT
2 stops10h 33mDelta
Deal found 12/16![Delta logo]()
$565
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/267:40 amSAT - PDX
1 stop7h 40mUnited Airlines
Wed 12/312:35 pmPDX - SAT
1 stop6h 13mUnited Airlines
Deal found 12/15![United Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Wed 12/176:10 pmSAT - PDX
1 stop21h 14mMultiple Airlines
Sun 12/212:19 pmPDX - SAT
2 stops31h 58mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$570
Find 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 December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $220 (Kiwi.com) |
One-way from | $79 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $417 |
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 December 18, 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 1/11
1:05 pm-9:34 am
1 stop22h 29m
Portland
Thu 1/15
11:59 am-10:22 am
1 stop20h 23m
$220
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Sun 1/18
8:30 am-1:45 pm
1 stop7h 15m
Portland
Tue 1/20
5:00 am-1:09 pm
1 stop6h 09m
$261
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Mon 3/2
9:33 am-9:23 pm
2 stops13h 50m
Portland
Thu 3/5
6:56 pm-4:20 pm
1 stop19h 24m
$278
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Tue 1/13
2:15 pm-9:12 pm
2 stops8h 57m
Portland
Tue 1/20
7:00 am-5:31 pm
1 stop8h 31m
$289
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Tue 1/13
4:40 pm-12:17 am
2 stops9h 37m
Portland
Tue 1/20
9:20 am-11:43 pm
2 stops12h 23m
$294
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Sat 1/17
6:30 am-6:55 pm
2 stops14h 25m
Portland
Sun 2/1
9:20 am-11:43 pm
2 stops12h 23m
$294
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Fri 1/23
6:46 pm-9:23 am
1 stop16h 37m
Portland
Sun 2/1
7:10 am-5:45 pm
1 stop8h 35m
$304
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Wed 1/14
6:46 pm-8:47 pm
1 stop28h 01m
Portland
Sun 1/18
7:10 am-5:45 pm
1 stop8h 35m
$304
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Wed 1/14
5:59 pm-10:53 pm
1 stop6h 54m
Portland
Wed 1/21
7:45 am-7:41 pm
2 stops9h 56m
$308
San AntonioPortland
SAT - PDX
SATPDX
San Antonio
Fri 4/10
7:00 pm-12:03 am
1 stop7h 03m
Portland
Mon 4/13
12:55 pm-12:17 am
1 stop9h 22m
$316
Showing 1-10 of 21 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 December.
| 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 December 12, 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 59 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 $118). Flying from San Antonio to Portland in December is currently the most expensive (average of $215). 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 December 18, 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 9% 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.
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 December 18, 2025.
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.
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
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
Seaside
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Hillsboro
Troutdale
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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 December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$113 | Average$228 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$120 | Average$268 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$257 | Average$355 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$429 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$284 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$304 | Average$466 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$387 | FlexibilityNo cancel fee | On-time75% |