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Cheap flights from San Antonio to Portland from $82

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Portland departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

American Airlines Logo
6:59 pm - 11:11 pmSAT-PDX
6h 12m1 stop
American Airlines Logo
2:06 pm - 11:00 pmPDX-SAT
6h 54m1 stop
$169American Airlines
Find Deal
Thu, Sep 18 - Tue, Sep 23
Southwest Logo
6:00 pm - 9:55 pmSAT-PDX
5h 55m1 stop
Southwest Logo
7:20 am - 5:10 pmPDX-SAT
7h 50m2 stops
$174Southwest
Find Deal
Tue, Aug 19 - Tue, Aug 26
Delta Logo
6:07 pm - 11:49 pmSAT-PDX
7h 42m1 stop
Delta Logo
12:46 am - 11:51 amPDX-SAT
9h 05m1 stop
$177Delta
Find Deal
Mon, Aug 11 - Fri, Aug 15
Southwest Logo
7:50 am - 1:30 pmSAT-PDX
7h 40m2 stops
Southwest Logo
7:20 am - 5:10 pmPDX-SAT
7h 50m2 stops
$179Southwest
Find Deal
Tue, Aug 19 - Tue, Aug 26
Frontier Logo
6:59 pm - 11:24 pmSAT-PDX
6h 25m1 stop
Frontier Logo
6:35 am - 6:02 pmPDX-SAT
9h 27m1 stop
$185Frontier
Find Deal
Tue, Jul 22 - Tue, Jul 29
American Airlines Logo
8:00 am - 12:54 pmSAT-PDX
6h 54m1 stop
American Airlines Logo
11:59 pm - 8:23 amPDX-SAT
6h 24m1 stop
$192American Airlines
Find Deal
Tue, Aug 26 - Sun, Aug 31
Delta Logo
6:00 am - 11:05 amSAT-PDX
7h 05m1 stop
Delta Logo
6:15 am - 2:30 pmPDX-SAT
6h 15m1 stop
$196Delta
Find Deal
Wed, Aug 6 - Fri, Aug 8
Spirit Airlines Logo
12:36 pm - 7:04 pmSAT-PDX
8h 28m1 stop
Spirit Airlines Logo
12:07 pm - 8:37 pmPDX-SAT
6h 30m1 stop
$203Spirit Airlines
Find Deal
Fri, Sep 26 - Sun, Sep 28
Spirit Airlines Logo
2:11 pm - 9:18 amSAT-PDX
21h 07m2 stops
Spirit Airlines Logo
10:23 am - 6:36 pmPDX-SAT
6h 13m1 stop
$205Spirit Airlines
Find Deal
Tue, Aug 5 - Tue, Aug 12
United Airlines Logo
5:56 pm - 10:36 pmSAT-PDX
6h 40m1 stop
United Airlines Logo
12:55 pm - 10:59 pmPDX-SAT
8h 04m2 stops
$247United Airlines
Find Deal
Fri, Aug 8 - Tue, Aug 12

Frontier flights from San Antonio to Portland

Our best Frontier deals on San Antonio to Portland flight tickets
Frontier
Jul 22
SAT6:59 pmSan Antonio
6h 25m
1 stop
PDX11:24 pmPortland
Jul 29
PDX6:35 amPortland
9h 27m
1 stop
SAT6:02 pmSan Antonio
Frontier
Jul 20
SAT8:14 pmSan Antonio
6h 02m
1 stop
PDX12:16 amPortland
Jul 24
PDX6:35 amPortland
10h 38m
1 stop
SAT7:13 pmSan Antonio
Frontier
Jul 31
SAT8:14 pmSan Antonio
6h 02m
1 stop
PDX12:16 amPortland
Aug 5
PDX6:35 amPortland
9h 27m
1 stop
SAT6:02 pmSan Antonio

Spirit Airlines flights from San Antonio to Portland

Our best Spirit Airlines deals on San Antonio to Portland flight tickets
Spirit Airlines
Sep 26
SAT12:36 pmSan Antonio
8h 28m
1 stop
PDX7:04 pmPortland
Sep 28
PDX12:07 pmPortland
6h 30m
1 stop
SAT8:37 pmSan Antonio
Spirit Airlines
Aug 5
SAT2:11 pmSan Antonio
21h 07m
2 stops
PDX9:18 amPortland
Aug 12
PDX10:23 amPortland
6h 13m
1 stop
SAT6:36 pmSan Antonio
Spirit Airlines
Sep 19
SAT12:36 pmSan Antonio
8h 28m
1 stop
PDX7:04 pmPortland
Sep 26
PDX12:07 pmPortland
6h 30m
1 stop
SAT8:37 pmSan Antonio

See travel insights to Portland from

How to get the cheapest flight ticket from San Antonio to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from San Antonio is in September. Flight prices, which tend to average around $302, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until May to fly from San Antonio, when ticket prices are also cheap, with an average price of $314.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $366. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $402.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $366. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $404 per ticket.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $360 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from San Antonio for as low as $307 on momondo.

How have San Antonio to Portland flight prices changed over time?

As of July 2025, prices for San Antonio to Portland flights are approximately 48% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Portland (SAT to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Portland

Best Price Found

$82

Fastest flight time

5h 55m

Direct flights

None

Airports in Portland

1 airport
The best one-way flight to Portland from San Antonio in the past 72 hours is $82. The best round-trip flight deal from San Antonio to Portland found on momondo in the last 72 hours is $169.
The fastest flight from San Antonio to Portland takes 5h 55m
There are no direct flights from San Antonio to Portland. Popular non-direct route for this connection is San Antonio Airport - Portland Airport.
There is 1 airport near Portland: Portland (PDX)

  • How far is San Antonio to Portland by plane?

    Portland is 1717.5 mi away from San Antonio. Typically, this will take 5h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from San Antonio Airport to Portland Airport?

    Prices for flights from San Antonio Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Antonio Airport to Portland Airport?

  • How old do you have to be to fly from San Antonio Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Portland?


Best airlines flying from San Antonio to Portland

Compare and see reviews for airlines that fly from San Antonio to Portland with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $110Free CancellationRating
6.3
8,060 reviews
Search Spirit Airlines flights
FrontierPriceFrom $120Free CancellationRating
5.9
3,268 reviews
Search Frontier flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $266Free CancellationRating
8.0
7,958 reviews
Search Delta flights
Alaska AirlinesPriceFrom $277Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
8,843 reviews
Search United Airlines flights
SouthwestPriceFrom $327Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Salem
Vancouver
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hood River
Gresham
Hillsboro
Tigard
McMinnville
Longview
Pacific City
Manzanita
The Dalles
Clackamas

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Portland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Portland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Portland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Antonio to Portland flights to just show those with flexible booking policies.

How can momondo help me find flights from San Antonio to Portland?

momondo provides multiple filters to help you find the best flight to Portland from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Antonio to Portland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Portland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Mon 7/14
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