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

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

How many flights depart from San Antonio to Oregon on average per week?

The number of flights available between San Antonio and Oregon is 2 per week as of November 2026. The most frequent departure day is Tue, with 50% of weekly flights leaving on this day.

What airlines fly to Oregon?

Alaska Airlines, Southwest and United Airlines 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 46% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 6 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 November 2026, there are 5 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.

$134 Cheap Flights from San Antonio to Oregon in 2026/27

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.

11:28 am - 8:32 pmSAT San Antonio-EUG Eugene

11h 04m1 stop Las Vegas Harry Reid Intl

9:22 pm - 11:01 amEUG Eugene-SAT San Antonio

11h 39m1 stop Las Vegas Harry Reid Intl

$263Multiple Airlines

Thu, Jan 14 - Sun, Jan 24

11:28 am - 9:55 pmSAT San Antonio-PDX Portland

12h 27m1 stop Las Vegas Harry Reid Intl

10:40 pm - 3:34 pmPDX Portland-SAT San Antonio

14h 54m1 stop Las Vegas Harry Reid Intl

$276Frontier

Thu, Jan 14 - Mon, Jan 18

11:28 am - 9:55 pmSAT San Antonio-PDX Portland

12h 27m1 stop Las Vegas Harry Reid Intl

10:40 pm - 3:34 pmPDX Portland-SAT San Antonio

14h 54m1 stop Las Vegas Harry Reid Intl

$278Frontier

Thu, Jan 14 - Mon, Jan 18

8:30 pm - 12:09 pmSAT San Antonio-PDX Portland

17h 39m1 stop Denver Intl

5:35 pm - 3:58 pmPDX Portland-SAT San Antonio

20h 23m1 stop Seattle/Tacoma Intl

$339Multiple Airlines

Wed, Dec 30 - Tue, Jan 5

6:00 am - 10:40 amSAT San Antonio-PDX Portland

6h 40m1 stop Denver Intl

2:10 pm - 10:30 pmPDX Portland-SAT San Antonio

6h 20m1 stop Las Vegas Harry Reid Intl

$377Southwest

Wed, Dec 2 - Wed, Dec 9

6:05 am - 10:10 amSAT San Antonio-PDX Portland

6h 05m1 stop Dallas Love Field

5:40 am - 1:50 pmPDX Portland-SAT San Antonio

6h 10m1 stop Las Vegas Harry Reid Intl

$377Southwest

Thu, Jan 7 - Sat, Jan 9

7:00 am - 1:15 pmSAT San Antonio-PDX Portland

8h 15m1 stop Los Angeles

5:23 pm - 12:48 amPDX Portland-SAT San Antonio

5h 25m1 stop Salt Lake City

$377Delta

Wed, Jan 13 - Wed, Jan 20

7:00 am - 1:22 pmSAT San Antonio-PDX Portland

8h 22m1 stop Los Angeles

2:10 pm - 11:35 pmPDX Portland-SAT San Antonio

7h 25m1 stop Los Angeles

$377Delta

Thu, Dec 31 - Thu, Jan 7

12:58 pm - 6:13 pmSAT San Antonio-PDX Portland

7h 15m1 stop Dallas/Fort Worth

5:15 am - 2:05 pmPDX Portland-SAT San Antonio

6h 50m1 stop Phoenix Sky Harbor Intl

$377American Airlines

Wed, Nov 25 - Fri, Nov 27

2:51 pm - 10:01 pmSAT San Antonio-PDX Portland

9h 10m1 stop Dallas/Fort Worth

2:02 pm - 11:59 pmPDX Portland-SAT San Antonio

7h 57m1 stop Phoenix Sky Harbor Intl

$377American Airlines

Mon, Dec 7 - Thu, Dec 17

Cheap last minute flights

Enter your travel dates to find the best prices.

10:29 pm - 11:36 amSAT San Antonio-PDX Portland

15h 07m1 stop Las Vegas Harry Reid Intl

12:31 pm - 9:34 pmPDX Portland-SAT San Antonio

7h 03m1 stop Las Vegas Harry Reid Intl

$346Frontier

Thu, Nov 12 - Mon, Nov 16

2:44 pm - 11:36 amSAT San Antonio-PDX Portland

22h 52m1 stop Las Vegas Harry Reid Intl

12:31 pm - 9:34 pmPDX Portland-SAT San Antonio

7h 03m1 stop Las Vegas Harry Reid Intl

$446Frontier

Sat, Nov 7 - Mon, Nov 9

7:00 am - 4:50 pmSAT San Antonio-PDX Portland

11h 50m2 stops Los Angeles Seattle/Tacoma Intl

12:31 pm - 9:34 pmPDX Portland-SAT San Antonio

7h 03m1 stop Las Vegas Harry Reid Intl

$473Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

6:30 pm - 11:46 pmSAT San Antonio-PDX Portland

7h 16m1 stop Minneapolis St Paul

1:05 pm - 12:03 amPDX Portland-SAT San Antonio

8h 58m1 stop Los Angeles

$487Delta

Thu, Nov 12 - Sun, Nov 15

12:45 pm - 5:48 pmSAT San Antonio-PDX Portland

7h 03m1 stop Dallas/Fort Worth

2:34 pm - 10:56 pmPDX Portland-SAT San Antonio

6h 22m1 stop Dallas/Fort Worth

$487American Airlines

Tue, Nov 10 - Fri, Nov 13

5:29 pm - 9:55 pmSAT San Antonio-PDX Portland

6h 26m1 stop Seattle/Tacoma Intl

8:08 am - 4:19 pmPDX Portland-SAT San Antonio

6h 11m1 stop Seattle/Tacoma Intl

$487Alaska Airlines

Tue, Nov 10 - Sun, Nov 15

4:19 pm - 11:09 pmSAT San Antonio-PDX Portland

8h 50m2 stops Houston George Bush Intcntl Denver Intl

5:00 am - 12:46 pmPDX Portland-SAT San Antonio

5h 46m1 stop Denver Intl

$538United Airlines

Wed, Nov 11 - Sun, Nov 15

1:25 pm - 8:45 pmSAT San Antonio-PDX Portland

9h 20m2 stops Phoenix Sky Harbor Intl Oakland

6:40 am - 10:30 pmPDX Portland-SAT San Antonio

13h 50m2 stops Sacramento Intl Las Vegas Harry Reid Intl

$539Southwest

Thu, Nov 12 - Mon, Nov 16

8:56 am - 9:02 pmSAT San Antonio-PDX Portland

14h 06m2 stops Denver Intl San Francisco

7:10 am - 10:51 pmPDX Portland-SAT San Antonio

13h 41m3 stops San Francisco Los Angeles Houston George Bush Intcntl

$719United Airlines

Wed, Nov 11 - Sun, Nov 15

7:00 am - 2:54 pmSAT San Antonio-PDX Portland

9h 54m2 stops Los Angeles Seattle/Tacoma Intl

11:25 am - 12:33 amPDX Portland-SAT San Antonio

11h 08m2 stops Seattle/Tacoma Intl Atlanta Hartsfield-Jackson

$1,529Delta

Sat, Nov 7 - Sun, Nov 8

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from San Antonio to Oregon

Our best American Airlines deals on San Antonio to Oregon flight tickets

American Airlines

Jan 13

SAT7:00 amSan Antonio

8h 58m

2 stops

PDX1:58 pmPortland

Jan 20

PDX6:00 amPortland

7h 36m

1 stop

SAT3:36 pmSan Antonio

$386

American Airlines

Jan 13

SAT7:00 amSan Antonio

8h 58m

2 stops

PDX1:58 pmPortland

Jan 20

PDX6:00 amPortland

7h 36m

1 stop

SAT3:36 pmSan Antonio

$395

American Airlines

Jan 13

SAT7:00 amSan Antonio

8h 58m

2 stops

PDX1:58 pmPortland

Jan 20

PDX6:00 amPortland

7h 36m

1 stop

SAT3:36 pmSan Antonio

$401

Southwest flights from San Antonio to Oregon

Our best Southwest deals on San Antonio to Oregon flight tickets

Southwest

Dec 2

SAT5:10 pmSan Antonio

6h 25m

1 stop

PDX9:35 pmPortland

Dec 9

PDX10:15 amPortland

9h 15m

2 stops

SAT9:30 pmSan Antonio

$382

Southwest

Dec 2

SAT6:45 amSan Antonio

8h 25m

2 stops

PDX1:10 pmPortland

Dec 9

PDX10:15 amPortland

9h 15m

2 stops

SAT9:30 pmSan Antonio

$387

Southwest

Dec 7

SAT6:15 pmSan Antonio

6h 05m

1 stop

PDX10:20 pmPortland

Dec 17

PDX12:45 pmPortland

8h 05m

2 stops

SAT10:50 pmSan Antonio

$413

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioEugene

SAT San Antonio - EUG Eugene

SATEUG

San Antonio

Thu 1/14

11:28 am-8:32 pm

1 stop11h 04m

Eugene

Sun 1/24

9:22 pm-11:01 am

1 stop11h 39m

$263

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Thu 1/14

11:28 am-9:55 pm

1 stop12h 27m

Portland

Mon 1/18

10:40 pm-3:34 pm

1 stop14h 54m

$276

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Thu 1/14

11:28 am-9:55 pm

1 stop12h 27m

Portland

Mon 1/18

10:40 pm-3:34 pm

1 stop14h 54m

$278

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Wed 12/30

8:30 pm-12:09 pm

1 stop17h 39m

Portland

Tue 1/5

5:35 pm-3:58 pm

1 stop20h 23m

$339

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Wed 12/2

6:00 am-10:40 am

1 stop6h 40m

Portland

Wed 12/9

2:10 pm-10:30 pm

1 stop6h 20m

$377

Quickest round-trip

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Thu 1/7

6:05 am-10:10 am

1 stop6h 05m

Portland

Sat 1/9

5:40 am-1:50 pm

1 stop6h 10m

$377

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Wed 1/13

7:00 am-1:15 pm

1 stop8h 15m

Portland

Wed 1/20

5:23 pm-12:48 am

1 stop5h 25m

$377

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Thu 12/31

7:00 am-1:22 pm

1 stop8h 22m

Portland

Thu 1/7

2:10 pm-11:35 pm

1 stop7h 25m

$377

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Wed 11/25

12:58 pm-6:13 pm

1 stop7h 15m

Portland

Fri 11/27

5:15 am-2:05 pm

1 stop6h 50m

$377

San AntonioPortland

SAT San Antonio - PDX Portland

SATPDX

San Antonio

Mon 12/7

2:51 pm-10:01 pm

1 stop9h 10m

Portland

Thu 12/17

2:02 pm-11:59 pm

1 stop7h 57m

$377

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

Other information

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 March is another great option to travel to Oregon, with average flight prices from San Antonio averaging around $405.

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 $449 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 $354 on momondo.

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

You could potentially save up to 13% 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

Best Price Found	$134
Fastest flight time	5h 41m
Direct flights	None

The best one-way flight to Oregon from San Antonio in the past 72 hours is $134. The best round-trip flight deal from San Antonio to Oregon found on momondo in the last 72 hours is $263.

The fastest flight from San Antonio to Oregon takes 5h 41m

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 November 2026, there are 5 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 $163	Free Cancellation	Rating 5.5 2,512 reviews	Search Frontier flights
Delta	PriceFrom $220	Free Cancellation	Rating 7.8 8,701 reviews	Search Delta flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.3 10,470 reviews	Search United Airlines flights
American Airlines	PriceFrom $305	Free Cancellation	Rating 7.0 12,233 reviews	Search American Airlines flights
Southwest	PriceFrom $325	Free Cancellation	Rating 8.0 4,212 reviews	Search Southwest 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.