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San Antonio

$120+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SAT
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap 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 August 2, 2026.

This Frontier deal was found by Cheapflights users on 7/30. 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 9/109:32 pm
BWI
-
SAT
1 stop12h 38m
Frontier
Mon 9/1410:05 am
SAT
-
BWI
1 stop6h 22m
Frontier
Deal found 7/30$228
This Frontier deal was found by Cheapflights users on 7/30. 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 10/229:52 pm
BWI
-
SAT
1 stop12h 47m
Frontier
Fri 10/309:57 am
SAT
-
BWI
1 stop7h 35m
Frontier
Deal found 7/30$234
This Frontier deal was found by Cheapflights users on 7/28. 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.
Sun 8/169:28 pm
BWI
-
SAT
1 stop12h 28m
Frontier
Fri 8/289:51 am
SAT
-
BWI
1 stop13h 08m
Frontier
Deal found 7/28$250
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Thu 8/276:24 am
BWI
-
SAT
1 stop27h 32m
Frontier
Thu 9/38:26 pm
SAT
-
BWI
2 stops34h 00m
Frontier
Deal found 7/30$279
This Frontier deal was found by Cheapflights users on 7/29. 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 8/139:28 pm
BWI
-
SAT
1 stop12h 28m
Frontier
Mon 8/179:51 am
SAT
-
BWI
1 stop13h 08m
Frontier
Deal found 7/29$280
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Thu 8/207:52 pm
BWI
-
SAT
1 stop14h 04m
Frontier
Wed 8/268:26 pm
SAT
-
BWI
2 stops14h 58m
Frontier
Deal found 7/30$283
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Sun 8/239:32 pm
BWI
-
SAT
2 stops22h 59m
Frontier
Fri 8/289:51 am
SAT
-
BWI
1 stop29h 25m
Frontier
Deal found 7/30$284
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Thu 8/207:52 pm
BWI
-
SAT
1 stop14h 04m
Frontier
Mon 8/319:51 am
SAT
-
BWI
1 stop24h 33m
Frontier
Deal found 7/29$287
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:30 pm
DCA
-
SAT
1 stop8h 30m
Southwest
Thu 9/105:40 pm
SAT
-
DCA
1 stop4h 40m
Southwest
Deal found 7/29$309
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/316:20 am
IAD
-
SAT
2 stops14h 11m
Frontier
Sat 9/122:47 pm
SAT
-
IAD
1 stop14h 33m
Frontier
Deal found 7/31$309
This CheapOair deal was found by Cheapflights users on 7/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:00 pm
DCA
-
SAT
1 stop26h 31m
Frontier
Wed 9/98:20 pm
SAT
-
DCA
1 stop24h 39m
Frontier
Deal found 7/31$310
This Frontier deal was found by Cheapflights users on 7/29. 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.
Tue 8/119:50 am
IAD
-
SAT
1 stop11h 47m
Frontier
Wed 8/1910:24 pm
SAT
-
IAD
1 stop8h 40m
Frontier
Deal found 7/29$310

Find 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 August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$228
(Frontier)

One-way from

$120
(Frontier)

Popular in

June

Cheapest in

October

Average price

$331

Good round-trip deal

$402 or less

Good one-way deal

$185 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San Antonio flights.
Search Deals
From Maryland to San Antonio
Search Deals
One-way flight from Maryland to San Antonio
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Maryland to San Antonio.
Search Deals
Price to beat on a one-way flight from Maryland to San Antonio.
Search Deals

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 August 2, 2026.
Use the filters below to find and compare flights from Maryland to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Wed 9/2

8:25 am-11:00 am

Nonstop3h 35m

San Antonio

Wed 9/9

2:35 pm-6:55 pm

Nonstop3h 20m

$297

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Sat 8/29

2:15 pm-4:45 pm

Nonstop3h 30m

San Antonio

Sat 9/5

7:05 am-4:30 pm

1 stop8h 25m

$307

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Thu 8/27

6:55 pm-9:30 pm

Nonstop3h 35m

San Antonio

Thu 9/3

5:45 am-12:20 pm

1 stop5h 35m

$307

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Wed 9/23

5:40 pm-11:10 pm

2 stops6h 30m

San Antonio

Mon 9/28

2:55 pm-7:15 pm

Nonstop3h 20m

$312

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Sun 8/30

6:00 am-9:48 am

1 stop4h 48m

San Antonio

Sat 9/12

8:00 am-2:11 pm

1 stop5h 11m

$314

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Fri 8/21

6:00 pm-8:38 pm

Nonstop3h 38m

San Antonio

Thu 8/27

12:15 pm-4:35 pm

Nonstop3h 20m

$319
Quickest round-trip

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Sat 8/29

8:25 am-10:59 am

Nonstop3h 34m

San Antonio

Thu 9/3

7:00 am-11:20 am

Nonstop3h 20m

$319

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Wed 9/2

6:00 am-9:48 am

1 stop4h 48m

San Antonio

Sun 9/6

5:20 am-11:27 am

1 stop5h 07m

$324

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Fri 9/4

6:10 am-10:34 am

1 stop5h 24m

San Antonio

Tue 9/8

11:06 am-5:11 pm

1 stop5h 05m

$324

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Fri 10/30

6:12 pm-12:33 am

1 stop7h 21m

San Antonio

Wed 11/4

5:15 am-11:34 am

1 stop5h 19m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from Maryland to San Antonio (average of $429). Flying from Maryland to San Antonio in June is currently the most expensive (average of $574). 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 August 2, 2026.

A simple way to save on the total cost of your ticket is to fly from Maryland to San Antonio in the afternoon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight at noon.

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

Airfare is below average for this route at the moment.
Maryland to San Antonio flights typically cost between $316 and $541 in September.
The cheapest round-trip price found within the last 5 days was $228 on Frontier (Sep 10-Sep 14).

How far ahead should I book a flight from Maryland to San Antonio?

To ensure you get the cheapest price possible for a flight from Maryland to San Antonio, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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, 3 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 3h 38m. Southwest provides one of the quickest options available for as low as $319. The distance from Maryland to San Antonio is about 1360 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 $82. Delta flights start at $148 while deals on Southwest start at $178 one-way.

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

    Most travelers choose Washington, D.C. Dulles Intl - San Antonio, Washington, D.C. Reagan-National - San Antonio or Philadelphia - 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 $419, our data indicates the cheapest price to be $168. The most popular route (Washington, D.C. Dulles Intl - San Antonio), is priced around $240.

  • 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, January is the cheapest month in which you can book a flight from Maryland to San Antonio (average of $429). Flying from Maryland to San Antonio in June is currently the most expensive (average of $574). 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$245FlexibilityNo cancel feeOn-time62%
DeltaCheapest$246Average$397FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$400FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$256Average$533FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$342Average$521FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$381Average$455FlexibilityNo cancel feeOn-time62%

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