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San Antonio

$78+ Cheap flights from Maryland 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SAT
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Maryland to San Antonio

Keep the following information in mind while searching for Maryland to San Antonio flight deals. Data was last updated September 15, 2025.

Round-trip from

$143
(Mytrip)

One-way from

$78
(Frontier)

Popular in

December

Cheapest in

August

Average price

$349

Good round-trip deal

$347 or less

Good one-way deal

$349 or less
From Maryland to San Antonio
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One-way flight from Maryland to San Antonio
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Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Maryland to San Antonio.
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Price to beat on a one-way flight from Maryland to San Antonio.
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Find flight deals from Maryland to San Antonio

Cheapest flights from Maryland to San Antonio
Explore the most affordable flight options available from Maryland to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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.
Fri 10/36:22 amBWI - SAT
1 stop11h 13mFrontier
Mon 10/65:40 pmSAT - BWI
1 stop6h 13mFrontier
Deal found 9/14$143
This Booking.com deal was found by Cheapflights users on 9/15. 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 9/296:22 amBWI - SAT
1 stop11h 08mFrontier
Thu 10/211:33 amSAT - BWI
1 stop6h 37mFrontier
Deal found 9/15$144
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:29 pmBWI - SAT
1 stop6h 46mFrontier
Mon 10/275:45 pmSAT - BWI
1 stop5h 28mFrontier
Deal found 9/14$151
This Frontier deal was found by Cheapflights users on 9/14. 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.
Mon 9/296:22 amBWI - SAT
1 stop11h 08mFrontier
Fri 10/35:40 pmSAT - BWI
1 stop5h 37mFrontier
Deal found 9/14$153
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/208:16 amBWI - SAT
1 stop13h 36mMultiple Airlines
Thu 9/2511:33 amSAT - BWI
1 stop6h 37mMultiple Airlines
Deal found 9/14$156
This Frontier deal was found by Cheapflights users on 9/14. 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.
Mon 9/226:22 amBWI - SAT
1 stop11h 08mFrontier
Thu 9/2511:33 amSAT - BWI
1 stop6h 37mFrontier
Deal found 9/14$158
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/224:15 pmBWI - SAT
1 stop6h 14mUnited Airlines
Sat 10/252:25 pmSAT - BWI
1 stop7h 34mUnited Airlines
Deal found 9/13$167
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/296:14 amBWI - SAT
1 stop6h 32mAmerican Airlines
Wed 11/57:21 amSAT - BWI
1 stop5h 30mAmerican Airlines
Deal found 9/14$168
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:29 amBWI - SAT
2 stops9h 56mUnited Airlines
Tue 10/211:05 pmSAT - BWI
1 stop7h 17mUnited Airlines
Deal found 9/13$172
This Booking.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/106:17 pmBWI - SAT
1 stop23h 20mFrontier
Mon 10/137:15 pmSAT - BWI
1 stop14h 05mFrontier
Deal found 9/14$175
This Frontier deal was found by Cheapflights users on 9/13. 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 10/186:42 amPHL - SAT
1 stop10h 55mFrontier
Wed 10/223:59 pmSAT - PHL
1 stop12h 20mFrontier
Deal found 9/13$225
This Frontier deal was found by Cheapflights users on 9/13. 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.
Thu 11/136:24 pmPHL - SAT
2 stops23h 16mFrontier
Mon 11/178:25 pmSAT - PHL
2 stops18h 25mFrontier
Deal found 9/13$226

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 September 15, 2025.
Use the filters below to find and compare flights from Maryland to San Antonio that are best for you.

Fly from

Maryland

Fly to

San Antonio

Route

Depart

Return

Price

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Tue 11/18

6:00 am-10:43 am

1 stop5h 43m

San Antonio

Tue 12/16

7:00 am-1:50 pm

1 stop5h 50m

$167

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 10/18

6:42 am-4:37 pm

1 stop10h 55m

San Antonio

Wed 10/22

3:59 pm-5:19 am

1 stop12h 20m

$225

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Sat 11/1

6:22 pm-12:20 am

1 stop6h 58m

San Antonio

Tue 11/4

10:54 am-5:17 pm

1 stop5h 23m

$237

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Thu 10/30

6:00 am-11:50 am

1 stop6h 50m

San Antonio

Mon 11/3

4:35 pm-11:02 pm

1 stop5h 27m

$237

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Fri 9/26

6:45 am-6:30 pm

1 stop12h 45m

San Antonio

Sun 9/28

7:17 pm-9:46 am

1 stop13h 29m

$245

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Tue 12/9

1:10 pm-10:59 pm

2 stops10h 49m

San Antonio

Sun 12/14

7:00 am-1:50 pm

1 stop5h 50m

$245

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Tue 11/18

2:40 pm-6:55 pm

1 stop5h 15m

San Antonio

Tue 12/16

6:50 am-12:35 pm

1 stop4h 45m

$248

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Sat 10/25

7:59 pm-10:56 pm

Nonstop3h 57m

San Antonio

Mon 10/27

6:35 am-10:49 am

Nonstop3h 14m

$249

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Sun 10/5

8:25 am-10:58 am

Nonstop3h 33m

San Antonio

Sun 10/12

7:00 am-11:19 am

Nonstop3h 19m

$249

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Tue 11/18

5:25 pm-8:15 pm

Nonstop3h 50m

San Antonio

Tue 12/16

12:08 pm-4:19 pm

Nonstop3h 11m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Maryland 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.

Cheapflights Insights

Everything you need to know about your flight from Maryland to San Antonio

What is the cheapest month to book a flight from Maryland to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Maryland to San Antonio (average of $295). Flying from Maryland 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 MD to SAT?

Find hourly flight availability from Maryland 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maryland to San Antonio as you normally would.

How much does it cost to fly round-trip from Maryland to San Antonio?

Related info for your journey

Find useful and relevant information for your journey from Maryland 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 Maryland?

    For a flight from Maryland to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.

  • How popular is this Maryland to San Antonio flight route?

    Within the past month, 4 users have taken a look at flights from Maryland to San Antonio.

  • How long is the flight from Maryland to San Antonio?

    A quick flight from Maryland to San Antonio can take about 5h 43m. United Airlines provides one of the quickest options available for as low as $167. The distance from Maryland to San Antonio is about 1405 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Maryland to San Antonio one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $78. United Airlines flights start at $84 while deals on Southwest start at $113 one-way.

  • What are the most popular routes from Maryland to San Antonio?

    Most travelers choose Washington, D.C. Dulles Intl - San Antonio, Baltimore/Washington - San Antonio or Washington, D.C. Reagan-National - San Antonio when deciding on the best route from Maryland to San Antonio.

  • What are the cheapest flights from Maryland to San Antonio?

    Looking for the cheapest flight from Maryland to San Antonio? While on average our users pay $437, our data indicates the cheapest price to be $250. The most popular route (Washington, D.C. Dulles Intl - San Antonio), is priced around $144.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland 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 Maryland to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Maryland to San Antonio (average of $295). Flying from Maryland 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Maryland to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Maryland to San Antonio

Discover the top 6 airlines that operate flights from Maryland 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$86Average$238FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$114Average$234FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$158Average$430FlexibilityNo cancel feeOn-time71%
DeltaCheapest$238Average$409FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$240Average$355FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$264Average$464FlexibilityNo cancel feeOn-time63%

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