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$74+ Cheap flights from Washington to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SAT
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Washington to San Antonio

Keep the following information in mind while searching for Washington to San Antonio flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$200
(Mytrip)

One-way from

$74
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$340

Good round-trip deal

$337 or less

Good one-way deal

$128 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San Antonio flights.
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From Washington to San Antonio
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One-way flight from Washington to San Antonio
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Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Washington to San Antonio.
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Price to beat on a one-way flight from Washington to San Antonio.
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Find flight deals from Washington to San Antonio

Cheapest flights from Washington to San Antonio
Explore the most affordable flight options available from Washington to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1712:41 pmSEA - SAT
1 stop13h 56mMultiple Airlines
Sat 3/227:00 amSAT - SEA
Nonstop4h 25mMultiple Airlines
Deal found 2/20$199
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/177:57 pmSEA - SAT
2 stops14h 48mSpirit Airlines
Sat 3/229:35 pmSAT - SEA
1 stop13h 08mSpirit Airlines
Deal found 2/20$200
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/275:12 pmSEA - SAT
1 stop5h 08mDelta
Tue 4/296:50 amSAT - SEA
1 stop9h 18mDelta
Deal found 2/20$208
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1211:41 pmSEA - SAT
Nonstop3h 59mAlaska Airlines
Fri 4/187:21 pmSAT - SEA
Nonstop4h 36mAlaska Airlines
Deal found 2/20$237
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:00 amSEA - SAT
1 stop6h 52mFrontier
Thu 6/53:42 pmSAT - SEA
1 stop11h 01mFrontier
Deal found 2/20$238
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/157:32 pmPDX - SAT
1 stop7h 05mSpirit Airlines
Wed 3/1910:58 amSAT - PDX
3 stops25h 22mSpirit Airlines
Deal found 2/20$239
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2211:30 amPSC - SAT
2 stops10h 12mDelta
Sat 4/265:00 pmSAT - PSC
1 stop6h 58mDelta
Deal found 2/19$247
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/177:23 amSEA - SAT
1 stop8h 29mAmerican Airlines
Sat 5/247:34 pmSAT - SEA
1 stop7h 12mAmerican Airlines
Deal found 2/20$249
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/155:10 amPDX - SAT
2 stops10h 03mDelta
Sat 4/196:50 amSAT - PDX
2 stops14h 04mDelta
Deal found 2/20$256
This Justfly.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/38:28 pmPDX - SAT
1 stop6h 08mMultiple Airlines
Tue 3/112:18 pmSAT - PDX
1 stop12h 19mMultiple Airlines
Deal found 2/20$266
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/239:18 pmPDX - SAT
1 stop17h 18mFrontier
Tue 3/252:18 pmSAT - PDX
1 stop12h 19mFrontier
Deal found 2/20$268
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/165:30 amGEG - SAT
1 stop5h 47mDelta
Sun 4/206:08 pmSAT - GEG
1 stop6h 59mDelta
Deal found 2/20$298

Find flights from Washington to San Antonio within your budget

Customize your flight search to find flights from Washington to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Washington

Fly to

San Antonio

Route

Depart

Return

Price

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Mon 3/17

12:41 pm-4:37 am

1 stop13h 56m

San Antonio

Sat 3/22

7:00 am-9:25 am

Nonstop4h 25m

$199

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Mon 3/17

7:57 pm-12:45 pm

2 stops14h 48m

San Antonio

Sat 3/22

9:35 pm-8:43 am

1 stop13h 08m

$200

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Sun 4/27

5:12 pm-12:20 am

1 stop5h 08m

San Antonio

Tue 4/29

6:50 am-2:08 pm

1 stop9h 18m

$208

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Sat 4/12

11:41 pm-5:40 am

Nonstop3h 59m

San Antonio

Mon 4/14

7:21 pm-9:57 pm

Nonstop4h 36m

$237

PortlandSan Antonio

PDX - SAT

PDXSAT

Portland

Sat 3/15

7:32 pm-4:37 am

1 stop7h 05m

San Antonio

Wed 3/19

10:58 am-10:20 am

3 stops25h 22m

$239

PascoSan Antonio

PSC - SAT

PSCSAT

Pasco Tri Cities

Tue 4/22

11:30 am-11:42 pm

2 stops10h 12m

San Antonio

Mon 4/28

6:17 pm-11:37 pm

1 stop7h 20m

$247

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Sat 5/17

7:23 am-5:52 pm

1 stop8h 29m

San Antonio

Sat 5/24

7:34 pm-12:46 am

1 stop7h 12m

$249

PortlandSan Antonio

PDX - SAT

PDXSAT

Portland

Sun 3/23

6:25 am-8:30 pm

3 stops36h 05m

San Antonio

Tue 3/25

10:30 pm-10:20 am

2 stops13h 50m

$254

PortlandSan Antonio

PDX - SAT

PDXSAT

Portland

Tue 4/15

5:10 am-5:13 pm

2 stops10h 03m

San Antonio

Sat 4/19

6:50 am-6:54 pm

2 stops14h 04m

$256

SeattleSan Antonio

SEA - SAT

SEASAT

Seattle/Tacoma Intl

Tue 4/22

5:50 pm-11:59 pm

Nonstop4h 09m

San Antonio

Wed 4/30

6:35 am-9:00 am

Nonstop4h 25m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 55 results
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2
3
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6

Best time to book a flight from Washington to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington to San Antonio

Get recent, data-driven insights about flights from Washington to San Antonio including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from State of Washington to San Antonio?

Currently, August is the cheapest month in which you can book a flight from State of Washington to San Antonio (average of $295). Flying from State of Washington to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to SAT?

Find hourly flight availability from Washington to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from State of Washington to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Washington to San Antonio, such as Southwest, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Washington to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Washington?

    If you book a flight to San Antonio from Washington, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

  • How popular is this State of Washington to San Antonio flight route?

    This flight path from Washington to San Antonio was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from State of Washington to San Antonio one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $74. Delta flights start at $90 while deals on Frontier start at $92 one-way.

  • What are the most popular routes from State of Washington to San Antonio?

    The most popular flight routes from State of Washington to San Antonio are Seattle/Tacoma Intl - San Antonio, Portland - San Antonio and Spokane - San Antonio.

  • What are the most reliable airlines from State of Washington to San Antonio?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from State of Washington to San Antonio on time: Air Tahiti Nui (90%), Alaska Airlines (83%), Hawaiian Airlines (79%).

  • What are the cheapest flights from State of Washington to San Antonio?

    On average you can expect to pay $295 for a flight from State of Washington to San Antonio. The cheapest flight overall is $118 while the most popular route, (Seattle/Tacoma Intl - San Antonio) is currently priced at $132.

  • Can I find deals for flights from Washington to San Antonio that include hotel bookings?

    Yes. In addition to deals on Washington to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to San Antonio.

  • Can I find deals for business class flights from Washington to San Antonio?

    Yes. Cheapflights offers flight deals from Washington to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to San Antonio (average of $295). Flying from State of Washington to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to San Antonio

Discover the top 7 airlines that operate flights from Washington to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$112Average$200FlexibilityNo cancel feeOn-time65%
FrontierCheapest$129Average$197FlexibilityNo cancel feeOn-time62%
DeltaCheapest$176Average$366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$395FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$216Average$418FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$224Average$470FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$271Average$423FlexibilityNo cancel feeOn-time63%
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