What is the cheapest airline that flies from San Antonio to Oregon?

Frontier, Delta, and Southwest are the most popular carriers operating from San Antonio to Oregon

What airlines fly to Oregon?

Alaska Airlines, Southwest and Delta are the top three most popular airlines that fly to Oregon from San Antonio according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 7 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Antonio Airport to Oregon were last updated today.

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

As of August 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Oregon.

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

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 Oregon.

What documentation or ID do you need to fly to Oregon?

The necessary travel and health documents for your Oregon 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.

$120 Cheap Flights from San Antonio to Oregon in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:19 pm - 1:55 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

23h 36m1 stop Las Vegas Harry Reid Intl

2:50 pm - 2:20 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

22h 30m1 stop Las Vegas Harry Reid Intl

$228Frontier

Wed, Sep 16 - Mon, Sep 21

12:43 pm - 8:39 pmSAT San Antonio-PDX Portland

9h 56m1 stop Las Vegas Harry Reid Intl

9:34 pm - 9:46 pmPDX Portland-SAT San Antonio

22h 12m1 stop Las Vegas Harry Reid Intl

$228Frontier

Mon, Oct 19 - Thu, Oct 22

1:45 pm - 5:50 pmSAT San Antonio-PDX Portland

6h 05m1 stop Denver Intl

8:40 am - 4:55 pmPDX Portland-SAT San Antonio

6h 15m1 stop Denver Intl

$323United Airlines

Sat, Sep 5 - Sun, Sep 6

9:00 am - 2:47 pmSAT San Antonio-PDX Portland

7h 47m1 stop San Francisco

10:50 am - 8:52 pmPDX Portland-SAT San Antonio

8h 02m1 stop Denver Intl

$328United Airlines

Sat, Sep 5 - Sat, Sep 12

2:45 pm - 9:36 pmSAT San Antonio-PDX Portland

8h 51m1 stop Dallas/Fort Worth

2:07 pm - 10:50 pmPDX Portland-SAT San Antonio

6h 43m1 stop Dallas/Fort Worth

$328American Airlines

Sat, Sep 5 - Sat, Sep 12

12:40 pm - 6:59 pmSAT San Antonio-PDX Portland

8h 19m1 stop Dallas/Fort Worth

12:01 pm - 10:50 pmPDX Portland-SAT San Antonio

8h 49m1 stop Dallas/Fort Worth

$328American Airlines

Sun, Sep 6 - Thu, Sep 10

5:00 pm - 9:25 pmSAT San Antonio-PDX Portland

6h 25m1 stop Denver Intl

9:00 am - 6:45 pmPDX Portland-SAT San Antonio

7h 45m2 stops Phoenix Sky Harbor Intl Dallas Love Field

$333Southwest

Sat, Sep 5 - Sat, Sep 12

6:45 am - 12:15 pmSAT San Antonio-PDX Portland

7h 30m1 stop Salt Lake City

6:08 am - 2:46 pmPDX Portland-SAT San Antonio

6h 38m1 stop Los Angeles

$333Delta

Wed, Sep 9 - Sat, Sep 12

7:42 am - 12:24 pmSAT San Antonio-PDX Portland

6h 42m1 stop Los Angeles

6:20 am - 3:59 pmPDX Portland-SAT San Antonio

7h 39m1 stop Los Angeles

$335Delta

Tue, Sep 1 - Sun, Sep 6

2:30 pm - 9:25 pmSAT San Antonio-PDX Portland

8h 55m2 stops Dallas Love Field Denver Intl

9:00 am - 6:45 pmPDX Portland-SAT San Antonio

7h 45m2 stops Phoenix Sky Harbor Intl Dallas Love Field

$338Southwest

Sat, Sep 5 - Sat, Sep 12

Cheap last minute flights

Enter your travel dates to find the best prices.

9:32 pm - 6:04 pmSAT San Antonio-PDX Portland

22h 32m1 stop Las Vegas Harry Reid Intl

5:56 pm - 7:31 pmPDX Portland-SAT San Antonio

23h 35m1 stop Denver Intl

$298Frontier

Wed, Aug 12 - Tue, Aug 18

7:49 pm - 4:51 pmSAT San Antonio-PDX Portland

23h 02m1 stop Denver Intl

5:56 pm - 7:31 pmPDX Portland-SAT San Antonio

23h 35m1 stop Denver Intl

$298Frontier

Thu, Aug 13 - Tue, Aug 18

4:44 pm - 9:22 pmSAT San Antonio-PDX Portland

6h 38m1 stop Seattle/Tacoma Intl

5:16 pm - 6:54 pmPDX Portland-SAT San Antonio

23h 38m1 stop Denver Intl

$373Multiple Airlines

Mon, Aug 10 - Tue, Aug 11

2:43 pm - 9:44 pmSAT San Antonio-PDX Portland

9h 01m1 stop Atlanta Hartsfield-Jackson

5:08 pm - 12:26 amPDX Portland-SAT San Antonio

5h 18m1 stop Salt Lake City

$447Delta

Wed, Aug 12 - Mon, Aug 17

4:49 pm - 10:12 pmSAT San Antonio-PDX Portland

7h 23m1 stop Los Angeles

10:55 pm - 9:48 amPDX Portland-SAT San Antonio

8h 53m1 stop Atlanta Hartsfield-Jackson

$447Delta

Thu, Aug 13 - Mon, Aug 17

4:44 pm - 11:59 pmSAT San Antonio-PDX Portland

9h 15m1 stop Seattle/Tacoma Intl

8:30 pm - 5:00 amPDX Portland-SAT San Antonio

6h 30m1 stop Seattle/Tacoma Intl

$447Alaska Airlines

Tue, Aug 11 - Mon, Aug 17

5:30 am - 12:00 pmSAT San Antonio-PDX Portland

8h 30m2 stops Denver Intl San Francisco

12:45 pm - 8:52 pmPDX Portland-SAT San Antonio

6h 07m1 stop Denver Intl

$452United Airlines

Wed, Aug 12 - Tue, Aug 18

9:10 am - 12:50 pmSAT San Antonio-RDM Bend/Redmond

5h 40m1 stop Denver Intl

7:30 am - 5:56 pmRDM Bend/Redmond-SAT San Antonio

8h 26m1 stop San Francisco

$457United Airlines

Wed, Aug 12 - Tue, Aug 18

10:59 am - 8:31 pmSAT San Antonio-PDX Portland

11h 32m2 stops Dallas/Fort Worth San Diego

7:38 pm - 5:00 amPDX Portland-SAT San Antonio

7h 22m1 stop Seattle/Tacoma Intl

$552Alaska Airlines

Tue, Aug 11 - Mon, Aug 17

7:02 am - 11:21 amSAT San Antonio-PDX Portland

6h 19m1 stop Seattle/Tacoma Intl

5:56 pm - 7:31 pmPDX Portland-SAT San Antonio

23h 35m1 stop Denver Intl

$615Multiple Airlines

Tue, Aug 11 - Tue, Aug 25

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Southwest flights from San Antonio to Oregon

Our best Southwest deals on San Antonio to Oregon flight tickets

Southwest

Sep 5

SAT5:00 pmSan Antonio

6h 25m

1 stop

PDX9:25 pmPortland

Sep 12

PDX9:00 amPortland

7h 45m

2 stops

SAT6:45 pmSan Antonio

$333

Southwest

Sep 5

SAT2:30 pmSan Antonio

8h 55m

2 stops

PDX9:25 pmPortland

Sep 12

PDX9:00 amPortland

7h 45m

2 stops

SAT6:45 pmSan Antonio

$338

Southwest

Sep 19

SAT5:10 pmSan Antonio

5h 55m

1 stop

BOI10:05 pmBoise Air Term. Gowen Fld

Sep 26

BOI3:25 pmBoise Air Term. Gowen Fld

5h 20m

1 stop

SAT9:45 pmSan Antonio

$343

Frontier flights from San Antonio to Oregon

Our best Frontier deals on San Antonio to Oregon flight tickets

Frontier

Oct 19

SAT12:43 pmSan Antonio

9h 56m

1 stop

PDX8:39 pmPortland

Oct 22

PDX9:34 pmPortland

22h 12m

1 stop

SAT9:46 pmSan Antonio

$228

Frontier

Aug 27

SAT10:24 pmSan Antonio

20h 57m

1 stop

PDX5:21 pmPortland

Sep 2

PDX5:56 pmPortland

23h 35m

1 stop

SAT7:31 pmSan Antonio

$230

Frontier

Sep 27

SAT12:39 pmSan Antonio

26h 16m

1 stop

BOI1:55 pmBoise Air Term. Gowen Fld

Oct 11

BOI3:52 pmBoise Air Term. Gowen Fld

18h 56m

1 stop

SAT11:48 amSan Antonio

$234

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBoise

SAT San Antonio - BOI Boise Air Term. Gowen Fld

SATBOI

San Antonio

Wed 9/16

3:19 pm-1:55 pm

1 stop23h 36m

Boise Air Term. Gowen Fld

Mon 9/21

2:50 pm-2:20 pm

1 stop22h 30m

$228

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Mon 10/19

12:43 pm-8:39 pm

1 stop9h 56m

Portland

Thu 10/22

9:34 pm-9:46 pm

1 stop22h 12m

$228

Quickest round-trip

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sat 9/5

1:45 pm-5:50 pm

1 stop6h 05m

Portland

Sun 9/6

8:40 am-4:55 pm

1 stop6h 15m

$323

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sat 9/5

9:00 am-2:47 pm

1 stop7h 47m

Portland

Sat 9/12

10:50 am-8:52 pm

1 stop8h 02m

$328

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sat 9/5

2:45 pm-9:36 pm

1 stop8h 51m

Portland

Sat 9/12

2:07 pm-10:50 pm

1 stop6h 43m

$328

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sun 9/6

12:40 pm-6:59 pm

1 stop8h 19m

Portland

Thu 9/10

12:01 pm-10:50 pm

1 stop8h 49m

$328

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sat 9/5

5:00 pm-9:25 pm

1 stop6h 25m

Portland

Sat 9/12

9:00 am-6:45 pm

2 stops7h 45m

$333

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Wed 9/9

6:45 am-12:15 pm

1 stop7h 30m

Portland

Sat 9/12

6:08 am-2:46 pm

1 stop6h 38m

$333

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Tue 9/1

7:42 am-12:24 pm

1 stop6h 42m

Portland

Sun 9/6

6:20 am-3:59 pm

1 stop7h 39m

$335

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Sat 9/5

2:30 pm-9:25 pm

2 stops8h 55m

Portland

Sat 9/12

9:00 am-6:45 pm

2 stops7h 45m

$338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Oregon?

The month of January is, on average, the cheapest month to fly to Oregon from San Antonio, with most prices found around $356. The month of October is another great option to travel to Oregon, with average flight prices from San Antonio averaging around $358.

How far in advance should I book a flight from San Antonio to Oregon?

You are more likely to see cheaper flights to Oregon from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $427 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from San Antonio for as low as $356 on momondo.

Can stopping save me money on San Antonio to Oregon flights?

You could potentially save up to 32% on your flight if you consider stops on a San Antonio to Oregon flight.

Cheap San Antonio to Oregon flight deals and tips

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

Fastest flight time	5h 03m
Direct flights	None

The fastest flight from San Antonio to Oregon takes 5h 03m

There are no direct flights from San Antonio to Oregon. There are no popular flight routes from San Antonio to Oregon.

Search flight deals

Frequently asked questions about flying from San Antonio to Oregon

When did momondo last update prices for flights from San Antonio Airport to Oregon?
Prices for flights from San Antonio Airport to Oregon were last updated today.
How many operators does momondo search for flights from San Antonio Airport to Oregon?
As of August 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Oregon.
How old do you have to be to fly from San Antonio Airport to Oregon?
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 Oregon.
What documentation or ID do you need to fly to Oregon?
The necessary travel and health documents for your Oregon 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.

Best airlines flying from San Antonio to Oregon

Compare and see reviews for airlines that fly from San Antonio to Oregon with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $91	Free Cancellation	Rating 5.6 2,721 reviews	Search Frontier flights
Alaska Airlines	PriceFrom $157	Free Cancellation	Rating 7.9 12,781 reviews	Search Alaska Airlines flights
Delta	PriceFrom $220	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
Southwest	PriceFrom $291	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights
United Airlines	PriceFrom $304	Free Cancellation	Rating 7.4 10,084 reviews	Search United Airlines flights
American Airlines	PriceFrom $315	Free Cancellation	Rating 7.1 11,885 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oregon from San Antonio.

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

All flight searches from San Antonio to Oregon on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential San Antonio to Oregon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for San Antonio to Oregon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.