$130+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PDX
Sep 30 — Oct 71
Round-trip
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
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Best
Last-minute
One-way
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 August 31, 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 August 31, 2026.
This Frontier deal was found by Cheapflights users on 8/27. 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.
Sat 9/198:20 pm -
1 stop17h 23m
Sat 9/2612:24 pm -
1 stop21h 20m
Deal found 8/27![Frontier logo]()
$255
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Fri 9/259:50 pm -
1 stop15h 46m
Mon 9/2812:39 pm -
1 stop23h 41m
Deal found 8/27![Frontier logo]()
$289
This CheapOair deal was found by Cheapflights users on 8/27. 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 10/108:21 pm -
1 stop16h 33m
Thu 10/1512:11 pm -
1 stop22h 04m
Deal found 8/27![Frontier logo]()
$302
This Frontier deal was found by Cheapflights users on 8/29. 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.
Sat 9/198:20 pm -
1 stop17h 23m
Fri 9/2512:38 pm -
1 stop28h 47m
Deal found 8/29![Frontier logo]()
$311
This Trip.com deal was found by Cheapflights users on 8/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:21 pm -
1 stop16h 33m
Thu 10/2211:49 am -
1 stop5h 37m
Deal found 8/29![Frontier logo]()
$317
This Orbitz deal was found by Cheapflights users on 8/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:29 pm -
1 stop6h 26m
Mon 11/912:31 pm -
1 stop7h 03m
Deal found 8/27![Multiple Airlines logo]()
$320
This CheapOair deal was found by Cheapflights users on 8/30. 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 10/178:21 pm -
1 stop16h 33m
Tue 10/2011:49 am -
1 stop5h 37m
Deal found 8/30![Frontier logo]()
$323
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Thu 9/248:20 pm -
1 stop17h 23m
Thu 10/112:38 pm -
1 stop28h 47m
Deal found 8/27![Frontier logo]()
$329
This CheapOair deal was found by Cheapflights users on 8/30. 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.
Wed 10/73:19 pm -
1 stop22h 07m
Sun 10/1111:49 am -
1 stop5h 37m
Deal found 8/30![Frontier logo]()
$333
This American Airlines deal was found by Cheapflights users on 8/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:47 pm -
1 stop6h 23m
Thu 11/511:49 pm -
1 stop6h 40m
Deal found 8/29![American Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 8/30. 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.
Sat 10/104:50 pm -
1 stop6h 20m
Thu 10/1511:59 pm -
1 stop6h 39m
Deal found 8/30![United Airlines logo]()
$337
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:19 pm -
1 stop22h 17m
Sun 9/1312:38 pm -
1 stop28h 47m
Deal found 8/28![Frontier logo]()
$338
Best flights from San Antonio to PortlandDiscover carefully curated flight deals from San Antonio to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from San Antonio to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:01 am -
1 stop7h 02m
Mon 12/141:00 pm -
1 stop9h 06m
Deal found 8/28![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/30. 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.
Thu 10/16:54 pm -
1 stop7h 40m
Tue 10/68:40 am -
1 stop6h 12m
Deal found 8/30![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/27. 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.
Tue 10/1311:20 am -
1 stop8h 05m
Tue 10/202:15 pm -
1 stop7h 00m
Deal found 8/27![Southwest logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/29. 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.
Sat 10/104:50 pm -
1 stop6h 20m
Thu 10/1511:59 pm -
1 stop6h 39m
Deal found 8/29![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/26. 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 1/58:00 am -
1 stop6h 39m
Wed 1/1310:15 am -
1 stop5h 09m
Deal found 8/26![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 8/30. 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.
Sat 10/173:30 pm -
1 stop6h 00m
Tue 10/2010:45 am -
2 stops8h 55m
Deal found 8/30![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sat 9/265:50 am -
2 stops9h 00m
Thu 10/14:20 pm -
1 stop7h 00m
Deal found 8/28![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 8/26. 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 1/84:10 pm -
1 stop8h 16m
Mon 1/116:30 am -
1 stop6h 09m
Deal found 8/26![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:10 am -
1 stop6h 50m
Sun 9/2711:59 pm -
1 stop6h 39m
Deal found 8/28![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 8/26. 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 1/612:25 pm -
1 stop6h 02m
Sun 1/1010:15 am -
1 stop5h 09m
Deal found 8/26![Delta logo]()
$357
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 1/108:00 am -
1 stop6h 39m
Tue 1/126:00 am -
1 stop5h 34m
Deal found 8/27![Delta logo]()
$357
Last-minute flights from San Antonio to PortlandDiscover last-minute flight deals from San Antonio to Portland. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Portland. Data last updated August 31, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:19 pm -
1 stop22h 17m
Sun 9/1312:38 pm -
1 stop28h 47m
Deal found 8/28![Frontier logo]()
$338
This CheapOair deal was found by Cheapflights users on 8/30. 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.
Fri 9/189:50 pm -
1 stop15h 46m
Thu 9/2412:38 pm -
1 stop28h 47m
Deal found 8/30![Frontier logo]()
$339
This Delta deal was found by Cheapflights users on 8/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:50 pm -
1 stop7h 37m
Wed 9/236:00 am -
1 stop9h 10m
Deal found 8/28![Delta logo]()
$353
This Frontier deal was found by Cheapflights users on 8/27. 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.
Sat 9/198:20 pm -
1 stop17h 23m
Sat 9/2612:24 pm -
1 stop21h 20m
Deal found 8/27![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 8/29. 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.
Sat 9/198:20 pm -
1 stop17h 23m
Fri 9/2512:38 pm -
1 stop28h 47m
Deal found 8/29![Frontier logo]()
$311
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:20 pm -
1 stop17h 23m
Sun 9/2712:24 pm -
1 stop21h 20m
Deal found 8/28![Frontier logo]()
$349
This Southwest deal was found by Cheapflights users on 8/27. 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.
Sat 9/197:05 am -
1 stop5h 50m
Sat 9/269:00 am -
2 stops7h 45m
Deal found 8/27![Southwest logo]()
$358
This Delta deal was found by Cheapflights users on 8/31. 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 9/216:07 pm -
1 stop7h 03m
Mon 9/2811:10 pm -
1 stop9h 29m
Deal found 8/31![Delta logo]()
$337
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Thu 9/248:20 pm -
1 stop17h 23m
Thu 10/112:38 pm -
1 stop28h 47m
Deal found 8/27![Frontier logo]()
$329
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Fri 9/259:50 pm -
1 stop15h 46m
Mon 9/2812:39 pm -
1 stop23h 41m
Deal found 8/27![Frontier logo]()
$289
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sat 9/265:50 am -
2 stops9h 00m
Thu 10/14:20 pm -
1 stop7h 00m
Deal found 8/28![Southwest logo]()
$342
One-way flights from San Antonio to PortlandSearch for one-way flight options from San Antonio to Portland. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from San Antonio to Portland. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This CheapOair deal was found by Cheapflights users on 8/26. 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.
Wed 9/303:19 pm -
1 stop22h 17m
Deal found 8/26![Frontier logo]()
$130
This Booking.com deal was found by Cheapflights users on 8/26. 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.
Thu 10/2210:34 pm -
1 stop15h 06m
Deal found 8/26![Frontier logo]()
$141
This Southwest deal was found by Cheapflights users on 8/30. 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.
Wed 11/411:00 am -
1 stop6h 00m
Deal found 8/30![Southwest logo]()
$164
This Southwest deal was found by Cheapflights users on 8/27. 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 9/212:45 pm -
1 stop6h 15m
Deal found 8/27![Southwest logo]()
$169
This Booking.com deal was found by Cheapflights users on 8/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:26 pm -
1 stop22h 45m
Deal found 8/29![Frontier logo]()
$170
This Expedia deal was found by Cheapflights users on 8/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:29 pm -
1 stop7h 31m
Deal found 8/30![Alaska Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 8/27. 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 9/84:50 pm -
1 stop7h 37m
Deal found 8/27![Delta logo]()
$189
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 9/51:45 pm -
2 stops11h 00m
Deal found 8/26![United Airlines logo]()
$194
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 August 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $255 (Frontier) |
One-way from | $130 (CheapOair) |
Popular in | June |
Cheapest in | October |
Average price | $425 |
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 7,457,451 searches. Data last updated August 31, 2026.
Use the filters below to find and compare flights from San Antonio to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Wed 12/9
7:01 am-12:03 pm
1 stop7h 02m
Portland
Mon 12/14
1:00 pm-12:06 am
1 stop9h 06m
$337
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Thu 10/1
6:54 pm-12:34 am
1 stop7h 40m
Portland
Tue 10/6
8:40 am-4:52 pm
1 stop6h 12m
$337
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Tue 10/13
11:20 am-5:25 pm
1 stop8h 05m
Portland
Tue 10/20
2:15 pm-11:15 pm
1 stop7h 00m
$337
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Sat 10/10
4:50 pm-9:10 pm
1 stop6h 20m
Portland
Thu 10/15
11:59 pm-8:38 am
1 stop6h 39m
$337
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Tue 1/5
8:00 am-12:39 pm
1 stop6h 39m
Portland
Wed 1/13
10:15 am-5:24 pm
1 stop5h 09m
$337
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Sat 10/17
3:30 pm-7:30 pm
1 stop6h 00m
Portland
Tue 10/20
10:45 am-9:40 pm
2 stops8h 55m
$342
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Sat 9/26
5:50 am-12:50 pm
2 stops9h 00m
Portland
Thu 10/1
4:20 pm-1:20 am
1 stop7h 00m
$342
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Fri 1/8
4:10 pm-10:26 pm
1 stop8h 16m
Portland
Mon 1/11
6:30 am-2:39 pm
1 stop6h 09m
$353
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Mon 9/21
7:10 am-12:00 pm
1 stop6h 50m
Portland
Sun 9/27
11:59 pm-8:38 am
1 stop6h 39m
$357
Quickest round-trip
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Wed 1/6
12:25 pm-4:27 pm
1 stop6h 02m
Portland
Sun 1/10
10:15 am-5:24 pm
1 stop5h 09m
$357
Showing 1-10 of 21 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| 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 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.
SAT-PDX
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?
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 11 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, October is the cheapest month in which you can book a flight from San Antonio to Portland (average of $392). Flying from San Antonio to Portland in June is currently the most expensive (average of $507). 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.
How much does it cost to fly round-trip from San Antonio to Portland?
Airfare is below average for this route at the moment.
San Antonio to Portland flights typically cost between $298 and $536 in September.The cheapest round-trip price found within the last 5 days was $255 on Frontier (Sep 19-Sep 26).
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 August 31, 2026.
Read through reviews of airlines operating flights from San Antonio to Portland, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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 locationsBeaverton
Seaside
Lincoln City
Durham
Longview
Lake Oswego
Kelso
Clackamas
Troutdale
Vancouver
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Hillsboro
Astoria
Gresham
Silverton
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San Antonio and Portland flights
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Top 6 airlines flying from San Antonio to Portland
Discover the top 6 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 7,457,451 searches. Data last updated August 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$299 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$397 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$237 | Average$394 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$298 | Average$454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$315 | Average$462 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$325 | Average$476 | FlexibilityNo cancel fee | On-time63% |