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

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

Which layover airport offers the lowest fares from San Antonio to Portland?

Flights via Denver (DEN) offer the lowest average round-trip price of $194.

Which airport is the most popular layover for flights between San Antonio and Portland?

Dallas (DFW) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Portland?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Portland from San Antonio according to our data. Alaska Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from San Antonio to Portland?

Phoenix (PHX) has the shortest average layover time for this route: 0h 50m.

Which layover airport has the shortest travel time from San Antonio to Portland?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 5h 50m.

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?

As of November 2025, there are 7 operators available to choose from 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.

$72 Cheap Flights from San Antonio to Portland in 2025/26

Q: What is the typical price of a round-trip flight between San Antonio and Portland?

Prices are currently low for flights on this route. Typical prices usually range from $365 to $516. The lowest price recently found on this route was $174.

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5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

3:59 pm - 9:23 amPDX-SAT

15h 24m1 stop

$174Multiple Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 24

9:25 pm - 11:56 amSAT-PDX

40h 31m2 stops

5:32 pm - 6:59 pmPDX-SAT

23h 27m1 stop

$195Multiple Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

1:15 pm - 11:18 amSAT-PDX

24h 03m1 stop

1:00 pm - 9:18 amPDX-SAT

18h 18m2 stops

$200Frontier

Find Deal

Sun, Feb 1 - Fri, Feb 20

5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

12:47 pm - 12:17 amPDX-SAT

9h 30m1 stop

$201Multiple Airlines

Find Deal

Sun, Dec 14 - Thu, Dec 25

5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

3:59 pm - 9:23 amPDX-SAT

15h 24m1 stop

$204Multiple Airlines

Find Deal

Mon, Dec 15 - Wed, Dec 24

5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

3:59 pm - 1:14 pmPDX-SAT

19h 15m2 stops

$219Multiple Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 24

5:10 am - 1:24 pmSAT-PDX

10h 14m1 stop

3:59 pm - 9:23 amPDX-SAT

15h 24m1 stop

$222Multiple Airlines

Find Deal

Thu, Dec 18 - Wed, Dec 24

6:07 pm - 4:37 pmSAT-PDX

24h 30m1 stop

9:48 am - 6:59 pmPDX-SAT

7h 11m1 stop

$228Multiple Airlines

Find Deal

Wed, Dec 3 - Sat, Dec 6

5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

12:47 pm - 12:17 amPDX-SAT

9h 30m1 stop

$231Multiple Airlines

Find Deal

Mon, Dec 15 - Thu, Dec 25

5:40 am - 4:37 pmSAT-PDX

12h 57m1 stop

5:39 pm - 5:35 amPDX-SAT

33h 56m2 stops

$239Multiple Airlines

Find Deal

Sun, Dec 14 - Sun, Dec 21

American Airlines flights from San Antonio to Portland

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

American Airlines

Feb 17

SAT3:15 pmSan Antonio

10h 17m

1 stop

PDX11:32 pmPortland

Feb 21

PDX5:44 amPortland

9h 15m

1 stop

SAT4:59 pmSan Antonio

$263

Find similar

American Airlines

Dec 10

SAT4:33 pmSan Antonio

6h 51m

1 stop

PDX9:24 pmPortland

Dec 17

PDX5:30 amPortland

11h 26m

1 stop

SAT6:56 pmSan Antonio

$305

Find similar

American Airlines

Dec 5

SAT3:12 pmSan Antonio

9h 28m

1 stop

PDX10:40 pmPortland

Dec 9

PDX7:40 amPortland

7h 28m

1 stop

SAT5:08 pmSan Antonio

$432

Find similar

United Airlines flights from San Antonio to Portland

Our best United Airlines deals on San Antonio to Portland flight tickets

United Airlines

Jan 26

SAT2:06 pmSan Antonio

9h 06m

2 stops

PDX9:12 pmPortland

Jan 29

PDX5:00 amPortland

6h 09m

1 stop

SAT1:09 pmSan Antonio

$296

Find similar

United Airlines

Nov 27

SAT2:14 pmSan Antonio

12h 32m

2 stops

PDX12:46 amPortland

Dec 3

PDX1:00 pmPortland

7h 30m

1 stop

SAT10:30 pmSan Antonio

$391

Find similar

United Airlines

Nov 27

SAT2:14 pmSan Antonio

12h 32m

2 stops

PDX12:46 amPortland

Dec 3

PDX6:00 amPortland

8h 54m

2 stops

SAT4:54 pmSan Antonio

$396

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 12/14

5:40 am-4:37 pm

1 stop12h 57m

Portland

Wed 12/24

3:59 pm-9:23 am

1 stop15h 24m

$174

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Fri 12/12

9:25 pm-11:56 am

2 stops40h 31m

Portland

Mon 12/15

5:32 pm-6:59 pm

1 stop23h 27m

$195

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 2/1

1:15 pm-11:18 am

1 stop24h 03m

Portland

Fri 2/20

1:00 pm-9:18 am

2 stops18h 18m

$200

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 12/14

5:40 am-4:37 pm

1 stop12h 57m

Portland

Thu 12/25

12:47 pm-12:17 am

1 stop9h 30m

$201

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 12/15

5:40 am-4:37 pm

1 stop12h 57m

Portland

Wed 12/24

3:59 pm-9:23 am

1 stop15h 24m

$204

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 12/14

5:40 am-4:37 pm

1 stop12h 57m

Portland

Wed 12/24

3:59 pm-1:14 pm

2 stops19h 15m

$219

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Thu 12/18

5:10 am-1:24 pm

1 stop10h 14m

Portland

Wed 12/24

3:59 pm-9:23 am

1 stop15h 24m

$222

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Wed 12/3

6:07 pm-4:37 pm

1 stop24h 30m

Portland

Sat 12/6

9:48 am-6:59 pm

1 stop7h 11m

$228

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Mon 12/15

5:40 am-4:37 pm

1 stop12h 57m

Portland

Thu 12/25

12:47 pm-12:17 am

1 stop9h 30m

$231

San AntonioPortland

SAT - PDX

SATPDX

San Antonio

Sun 12/14

5:40 am-4:37 pm

1 stop12h 57m

Portland

Sun 12/21

5:39 pm-5:35 am

2 stops33h 56m

$239

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between San Antonio and Portland?

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 $308, 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 $373 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 $328 on momondo.

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

As of November 2025, prices for San Antonio to Portland flights are approximately 42% more expensive 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

Direct flights	None

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

Search flight deals

How far is San Antonio to Portland by plane?
Portland is 1717.5 mi away from San Antonio. Typically, this will take 6h 34m 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?
As of November 2025, there are 7 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Portland is Southwest (26% of total bookings). The next most popular airlines are Delta (23%), American Airlines (19%), and United Airlines (11%).

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
Frontier	PriceFrom $120	Free Cancellation	Rating 5.8 3,102 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $147	Free Cancellation	Rating 6.3 8,157 reviews	Search Spirit Airlines flights
Delta	PriceFrom $257	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
Southwest	PriceFrom $282	Free Cancellation	Rating 8.0 4,251 reviews	Search Southwest flights
American Airlines	PriceFrom $284	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
United Airlines	PriceFrom $304	Free Cancellation	Rating 7.4 9,029 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $325	Free Cancellation	Rating 8.0 11,326 reviews	Search Alaska Airlines flights

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Tigard

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Tillamook

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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Cheap flights from San Antonio to Portland from $72

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 12/25. 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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American Airlines flights from San Antonio to Portland

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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 typical price of a round-trip flight between San Antonio and Portland?

What is the cheapest month to fly to Portland?

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?

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

As of November 2025, prices for San Antonio to Portland flights are approximately 42% more expensive when compared to flights at the same time last year.

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

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

What airlines fly to Portland?

Which airport is the most popular layover for flights between San Antonio and Portland?

Dallas (DFW) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Antonio to Portland?

Flights via Denver (DEN) offer the lowest average round-trip price of $194.

Which layover airport has the shortest travel time from San Antonio to Portland?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 5h 50m.

Which layover airport has the shortest connection time from San Antonio to Portland?

Phoenix (PHX) has the shortest average layover time for this route: 0h 50m.

When to book flights from San Antonio to Portland

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

Direct flights

How far is San Antonio to Portland by plane?

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

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?

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

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

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon