Which airports can I use when flying from Portland to San Antonio?

Flights from Portland to San Antonio usually depart from Portland (PWM) and arrive at San Antonio (SAT).

What cabin classes can I book on flights from Portland to San Antonio?

Only Economy Class is available on flights from Portland to San Antonio.

Which airports do connecting flights from Portland to San Antonio pass through?

One-stop flights from Portland to San Antonio most commonly connect through: • Baltimore/Washington (BWI) - 38% of one-stop connections • Atlanta Hartsfield-Jackson (ATL) - 19% of one-stop connections • Chicago O'Hare Intl (ORD) - 16% of one-stop connections • Washington, D.C. Reagan-National (DCA) - 9% of one-stop connections Baltimore/Washington (BWI) handles the largest share of one-stop connections on this route.

Can I save money by using flexible dates for flights from Portland to San Antonio?

Yes. Being flexible with your travel dates can save you up to 55% on the Portland to San Antonio route. Thursday is the cheapest departure day at $354 round-trip on average, while Sunday is the most expensive at $777, a difference of $423. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in San Antonio?

Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.

How long is a flight from Portland to San Antonio?

A nonstop flight from Portland to San Antonio takes 0h 00m, covering 1,827 miles.

Do I need a passport to fly from Portland to San Antonio?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Portland to San Antonio changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $269 to $1,396. That means the highest observed fare was about 5x higher than the lowest one.

How are flight prices from Portland to San Antonio looking right now?

One-way fares from Portland to San Antonio are currently lower than usual. Average one-way flight prices are about $167, which is 44% below the typical average for this route.

How much time can I save by choosing a different layover airport from Portland to San Antonio?

Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 6h 32m, compared with 6h 35m via Baltimore/Washington (BWI) and 6h 36m via Philadelphia (PHL).

What is the time difference between Portland and San Antonio?

San Antonio is 1 hour behind Portland (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at San Antonio Airport (SAT)?

San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include: • Europcar • Fox • Dollar • Hertz • Alamo

How much should I expect to pay for a Portland to San Antonio flight?

Round-trip flights from Portland to San Antonio range from $380 to $704, with an average of $472 over the past 12 months. Anything below $380 counts as a good deal.

What is the cheapest airline to fly from Portland to San Antonio?

United Airlines ($269) and American Airlines ($274) are the cheapest airlines to fly round-trip from Portland to San Antonio according to KAYAK data over the last 5 days.

What is the most popular layover airport when flying from Portland to San Antonio?

Baltimore/Washington (BWI) is the most popular layover for the Portland to San Antonio route. 38% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via BWI.

What is the cheapest layover airport when flying from Portland to San Antonio?

Flights via Newark (EWR) offer the most affordable fares, with an average round-trip price of $374. Based on KAYAK data over the past 3 months.

When flying from Portland to San Antonio which airport offers the shortest layover?

Washington, D.C. Dulles Intl (IAD) had the shortest average connection time for Portland to San Antonio layovers at 232 minutes over the past 3 months.

$135 CHEAP FLIGHTS from Portland to San Antonio (PWM - SAT)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$269

Typical prices: $380-$704

United Airlines

Sun 10/21Wed 10/24

PWM - SAT • 1 stop

Cheapest one-way

$135

Typical prices: $214-$448

Southwest

Sun 11/11

PWM - SAT • 1 stop

Nonstop flights

Not available

There are currently no direct flights between Portland and San Antonio. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

August

Cheapest • 20% price drop

November

Most popular

Good to know

Top layover airports

Newark (EWR)

Cheapest • Avg $374 (round-trip)

Washington, D.C. Dulles Intl (IAD)

Shortest trip • 6h 32m (one-way)

Insights

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KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Antonio!

Flight Deals

Cheap Flights from Portland to San Antonio (PWM-SAT)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portland to San Antonio

Wed, Oct 21 - Sat, Oct 24

6:00 am - 11:41 amPWM Portland-SAT San Antonio

6h 41m1 stop Newark

6:00 am - 1:51 pmSAT San Antonio-PWM Portland

6h 51m1 stop Newark

$269United Airlines

Wed, Nov 4 - Sat, Nov 14

8:49 am - 3:13 pmPWM Portland-SAT San Antonio

7h 24m1 stop Newark

7:00 am - 2:27 pmSAT San Antonio-PWM Portland

6h 27m1 stop Washington, D.C. Dulles Intl

$269United Airlines

Wed, Oct 21 - Sat, Oct 24

4:27 pm - 11:59 pmPWM Portland-SAT San Antonio

8h 32m2 stops New York LaGuardia Dallas/Fort Worth

6:05 am - 3:29 pmSAT San Antonio-PWM Portland

8h 24m1 stop Charlotte Douglas

$274American Airlines

Sat, Nov 7 - Wed, Nov 11

6:03 am - 12:18 pmPWM Portland-SAT San Antonio

7h 15m1 stop New York John F Kennedy Intl

1:44 pm - 11:31 pmSAT San Antonio-PWM Portland

8h 47m1 stop Atlanta Hartsfield-Jackson

$277Delta

Wed, Oct 21 - Sat, Oct 24

4:27 pm - 11:59 pmPWM Portland-SAT San Antonio

8h 32m2 stops New York LaGuardia Dallas/Fort Worth

2:05 pm - 11:43 pmSAT San Antonio-PWM Portland

8h 38m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$280American Airlines

Wed, Oct 21 - Sat, Oct 24

4:47 pm - 12:33 amPWM Portland-SAT San Antonio

8h 46m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

5:30 am - 1:03 pmSAT San Antonio-PWM Portland

6h 33m1 stop Atlanta Hartsfield-Jackson

$282Delta

Wed, Dec 2 - Fri, Dec 4

12:45 pm - 9:25 pmPWM Portland-SAT San Antonio

9h 40m1 stop Baltimore/Washington

5:30 am - 2:45 pmSAT San Antonio-PWM Portland

8h 15m1 stop Baltimore/Washington

$306Southwest

Wed, Nov 11 - Thu, Nov 19

3:25 pm - 9:25 pmPWM Portland-SAT San Antonio

7h 00m1 stop Baltimore/Washington

5:30 am - 12:10 pmSAT San Antonio-PWM Portland

5h 40m1 stop Baltimore/Washington

$309Southwest

Sat, Nov 21 - Mon, Nov 30

5:09 pm - 8:45 amPWM Portland-SAT San Antonio

16h 36m1 stop Raleigh-Durham

10:11 pm - 9:08 amSAT San Antonio-PWM Portland

33h 57m2 stops Las Vegas Harry Reid Intl Orlando

$522Multiple Airlines

Wed, Oct 21 - Mon, Oct 26

5:09 pm - 8:45 amPWM Portland-SAT San Antonio

16h 36m1 stop Raleigh-Durham

12:38 pm - 4:24 pmSAT San Antonio-PWM Portland

26h 46m2 stops Memphis Raleigh-Durham

$565Breeze Airways

Recent last minute flight deals from Portland to San Antonio

Fri, Sep 18 - Fri, Sep 25

9:48 am - 11:44 amPWM Portland-SAT San Antonio

50h 56m2 stops Orlando Las Vegas Harry Reid Intl

10:05 am - 10:28 amSAT San Antonio-PWM Portland

23h 23m1 stop Orlando

$869Multiple Airlines

Tue, Sep 22 - Fri, Sep 25

6:15 pm - 11:10 pmPWM Portland-SAT San Antonio

5h 55m1 stop Nashville Intl

2:55 pm - 10:30 pmSAT San Antonio-PWM Portland

6h 35m1 stop Baltimore/Washington

$1,007Southwest

Tue, Sep 22 - Fri, Sep 25

4:57 pm - 10:51 pmPWM Portland-SAT San Antonio

6h 54m1 stop Chicago O'Hare Intl

2:00 pm - 11:59 pmSAT San Antonio-PWM Portland

8h 59m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$1,012United Airlines

Tue, Sep 22 - Fri, Sep 25

6:06 am - 3:43 pmPWM Portland-SAT San Antonio

10h 37m2 stops Newark Houston George Bush Intcntl

2:00 pm - 11:59 pmSAT San Antonio-PWM Portland

8h 59m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$1,017United Airlines

Fri, Sep 18 - Fri, Sep 25

7:00 am - 9:38 pmPWM Portland-SAT San Antonio

15h 38m1 stop Charlotte Douglas

6:08 am - 11:45 pmSAT San Antonio-PWM Portland

16h 37m1 stop Washington, D.C. Reagan-National

$1,075American Airlines

Fri, Sep 18 - Fri, Sep 25

5:55 am - 2:20 pmPWM Portland-SAT San Antonio

9h 25m2 stops Baltimore/Washington Dallas Love Field

12:20 pm - 9:35 pmSAT San Antonio-PWM Portland

8h 15m2 stops Dallas Love Field Chicago Midway

$1,092Southwest

Fri, Sep 18 - Fri, Sep 25

6:00 am - 3:43 pmPWM Portland-SAT San Antonio

10h 43m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

9:48 am - 11:59 pmSAT San Antonio-PWM Portland

13h 11m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl

$1,092United Airlines

Mon, Sep 21 - Wed, Sep 23

10:30 am - 6:10 pmPWM Portland-SAT San Antonio

8h 40m1 stop Baltimore/Washington

2:50 pm - 10:10 pmSAT San Antonio-PWM Portland

6h 20m1 stop Chicago Midway

$1,157Southwest

Fri, Sep 18 - Fri, Sep 25

9:48 am - 8:45 amPWM Portland-SAT San Antonio

47h 57m2 stops Orlando Raleigh-Durham

12:38 pm - 9:19 pmSAT San Antonio-PWM Portland

31h 41m3 stops Memphis Raleigh-Durham Columbus

$1,273Breeze Airways

Fri, Sep 18 - Fri, Sep 25

5:35 pm - 8:45 amPWM Portland-SAT San Antonio

40h 10m3 stops Charleston Tampa Raleigh-Durham

12:38 pm - 9:19 pmSAT San Antonio-PWM Portland

31h 41m3 stops Memphis Raleigh-Durham Columbus

$1,438Breeze Airways

Booking Insights

Price, demand and travel trends for Portland to San Antonio flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Portland to San Antonio with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Portland to San Antonio?

Round-trip flights from Portland to San Antonio start at $269. Prices are below average for this route right now, with typical round-trip fares ranging from $380 to $704. The lowest price found in the past 5 days was $269 on United Airlines.

What's the cheapest day of the week to fly from Portland to San Antonio?

Thursday is the cheapest day of the week to fly from Portland to San Antonio, it is 25% cheaper than the average day. Sunday is the most expensive day with flight prices 64% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Portland to San Antonio?

•August is the cheapest month to fly from Portland to San Antonio at $380 round-trip.
•November ($777) and January ($767) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 104% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	August
High season	November
Cheapest flight	$135

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly with an average 64% increase in price.

Flight from Portland to San Antonio

When to book flights from Portland to San Antonio

Are your dates flexible? Find out the best times to travel from Portland to San Antonio based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Portland to San Antonio?
Flights from Portland to San Antonio usually depart from Portland (PWM) and arrive at San Antonio (SAT).
What cabin classes can I book on flights from Portland to San Antonio?
Only Economy Class is available on flights from Portland to San Antonio.
Which airports do connecting flights from Portland to San Antonio pass through?
One-stop flights from Portland to San Antonio most commonly connect through:

• Baltimore/Washington (BWI) - 38% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 19% of one-stop connections
• Chicago O'Hare Intl (ORD) - 16% of one-stop connections
• Washington, D.C. Reagan-National (DCA) - 9% of one-stop connections

Baltimore/Washington (BWI) handles the largest share of one-stop connections on this route.
Can I save money by using flexible dates for flights from Portland to San Antonio?
Yes. Being flexible with your travel dates can save you up to 55% on the Portland to San Antonio route. Thursday is the cheapest departure day at $354 round-trip on average, while Sunday is the most expensive at $777, a difference of $423. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in San Antonio?
Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.
How long is a flight from Portland to San Antonio?
A nonstop flight from Portland to San Antonio takes 0h 00m, covering 1,827 miles.
Do I need a passport to fly from Portland to San Antonio?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Portland to San Antonio changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $269 to $1,396. That means the highest observed fare was about 5x higher than the lowest one.
How are flight prices from Portland to San Antonio looking right now?
One-way fares from Portland to San Antonio are currently lower than usual. Average one-way flight prices are about $167, which is 44% below the typical average for this route.
How much time can I save by choosing a different layover airport from Portland to San Antonio?
Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 6h 32m, compared with 6h 35m via Baltimore/Washington (BWI) and 6h 36m via Philadelphia (PHL).
What is the time difference between Portland and San Antonio?
San Antonio is 1 hour behind Portland (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at San Antonio Airport (SAT)?
San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
• Europcar
• Fox
• Dollar
• Hertz
• Alamo
How much should I expect to pay for a Portland to San Antonio flight?
Round-trip flights from Portland to San Antonio range from $380 to $704, with an average of $472 over the past 12 months. Anything below $380 counts as a good deal.

If your dates can be flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average $354 - about $423 less than Sunday (54% savings) based on the last 12 months.
If you can choose when to travel, plan your Portland to San Antonio trip for August. Fares historically average $380 round-trip in that month - typically $397 less than the most expensive month, which is November (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to San Antonio Airport.
- Wyndham Garden San Antonio Airport
- La Quinta Inn & Suites by Wyndham San Antonio Airport
- Crowne Plaza San Antonio Airport By IHG

More options for your flight from Portland to San Antonio

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PWM - SAT

$135 Find Cheap Flights from Portland to San Antonio - Compare and Save

Everything you should know

Cheap Flights from Portland to San Antonio (PWM-SAT)

Recent round-trip flight deals from Portland to San Antonio

Recent one-way flight deals from Portland to San Antonio

Recent last minute flight deals from Portland to San Antonio

Price, demand and travel trends for Portland to San Antonio flights

How much is a round-trip flight from Portland to San Antonio?

What's the cheapest day of the week to fly from Portland to San Antonio?

What is the cheapest month to fly from Portland to San Antonio?

What is the cheapest airline to fly from Portland to San Antonio?

What is the most popular layover airport when flying from Portland to San Antonio?

What is the cheapest layover airport when flying from Portland to San Antonio?

When flying from Portland to San Antonio which airport offers the shortest layover?

Key details for Portland to San Antonio flights

Low season

High season

Cheapest flight

When to book flights from Portland to San Antonio

Your Portland to San Antonio flight questions, answered

Your guide to booking Portland to San Antonio flights

More options for your flight from Portland to San Antonio

Complete your trip to San Antonio with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Portland to San Antonio

Find direct flights to and from Portland and San Antonio

Flights from domestic origins to San Antonio

Flights to other popular destinations

Find deals for your return flight