How many flights depart from Maryland to San Antonio on average per week?

As of October 2026, there are 2 flights per week flying from Maryland to San Antonio. The most common day of the week flights depart is Wed, with 100% of flights taking off on this day.

What airlines fly to San Antonio?

Southwest, American Airlines and Delta are the top three most popular airlines that fly to San Antonio from Maryland according to our data. Southwest is the first choice among our users, with 72% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 6 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from Maryland to San Antonio Airport were last updated today.

How many operators does momondo search for flights from Maryland to San Antonio Airport?

As of October 2026, there are 5 operators available to choose from for flights from Maryland to San Antonio Airport.

How old do you have to be to fly from Maryland to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$99 Cheap Flights from Maryland to San Antonio in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maryland to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:52 pm - 9:08 amBWI Baltimore/Washington-SAT San Antonio

12h 16m1 stop Orlando

10:03 am - 2:08 pmSAT San Antonio-BWI Baltimore/Washington

27h 05m1 stop Orlando

$198Frontier

Thu, Oct 22 - Mon, Oct 26

6:51 pm - 11:45 amBWI Baltimore/Washington-SAT San Antonio

17h 54m1 stop Orlando

12:27 pm - 9:21 amSAT San Antonio-BWI Baltimore/Washington

19h 54m1 stop Orlando

$226Frontier

Thu, Dec 10 - Mon, Dec 14

8:15 am - 11:15 amBWI Baltimore/Washington-SAT San Antonio

4h 00mnonstop

2:45 pm - 6:55 pmSAT San Antonio-BWI Baltimore/Washington

3h 10mnonstop

$277Southwest

Mon, Nov 16 - Wed, Nov 18

8:25 pm - 11:05 pmBWI Baltimore/Washington-SAT San Antonio

3h 40mnonstop

5:30 am - 9:35 amSAT San Antonio-BWI Baltimore/Washington

3h 05mnonstop

$277Southwest

Thu, Oct 29 - Wed, Nov 4

7:14 pm - 11:59 pmBWI Baltimore/Washington-SAT San Antonio

5h 45m1 stop Dallas/Fort Worth

6:05 am - 12:32 pmSAT San Antonio-BWI Baltimore/Washington

5h 27m1 stop Charlotte Douglas

$286American Airlines

Sat, Oct 24 - Sat, Oct 31

7:14 pm - 11:59 pmBWI Baltimore/Washington-SAT San Antonio

5h 45m1 stop Dallas/Fort Worth

6:05 am - 12:32 pmSAT San Antonio-BWI Baltimore/Washington

5h 27m1 stop Charlotte Douglas

$287American Airlines

Sat, Oct 24 - Sat, Oct 31

6:00 am - 10:50 amBWI Baltimore/Washington-SAT San Antonio

5h 50m1 stop Detroit Metropolitan Wayne County

5:10 pm - 11:35 pmSAT San Antonio-BWI Baltimore/Washington

5h 25m1 stop Atlanta Hartsfield-Jackson

$287Delta

Wed, Nov 11 - Sat, Nov 14

6:00 am - 11:20 amBWI Baltimore/Washington-SAT San Antonio

6h 20m1 stop Detroit Metropolitan Wayne County

4:00 pm - 10:55 pmSAT San Antonio-BWI Baltimore/Washington

5h 55m1 stop Detroit Metropolitan Wayne County

$287Delta

Sat, Jan 9 - Sat, Jan 9

6:10 am - 12:08 pmBWI Baltimore/Washington-SAT San Antonio

6h 58m1 stop Chicago O'Hare Intl

1:15 pm - 9:42 pmSAT San Antonio-BWI Baltimore/Washington

7h 27m1 stop Chicago O'Hare Intl

$287United Airlines

Wed, Nov 4 - Wed, Nov 18

6:00 am - 1:16 pmBWI Baltimore/Washington-SAT San Antonio

8h 16m1 stop Houston George Bush Intcntl

9:35 am - 4:25 pmSAT San Antonio-BWI Baltimore/Washington

5h 50m1 stop Houston George Bush Intcntl

$287United Airlines

Thu, Nov 12 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

9:32 pm - 9:10 amBWI Baltimore/Washington-SAT San Antonio

12h 38m1 stop Orlando

10:03 am - 6:20 pmSAT San Antonio-BWI Baltimore/Washington

7h 17m1 stop Orlando

$278Frontier

Sun, Oct 4 - Wed, Oct 21

9:32 pm - 9:10 amBWI Baltimore/Washington-SAT San Antonio

12h 38m1 stop Orlando

10:05 am - 8:44 pmSAT San Antonio-BWI Baltimore/Washington

9h 39m1 stop Orlando

$328Frontier

Thu, Oct 1 - Mon, Oct 5

5:48 pm - 10:56 pmBWI Baltimore/Washington-SAT San Antonio

6h 08m1 stop Charlotte Douglas

1:15 pm - 8:50 pmSAT San Antonio-BWI Baltimore/Washington

6h 35m1 stop Charlotte Douglas

$377American Airlines

Mon, Oct 5 - Tue, Oct 20

4:04 pm - 10:57 pmBWI Baltimore/Washington-SAT San Antonio

7h 53m1 stop Dallas/Fort Worth

3:09 pm - 12:16 amSAT San Antonio-BWI Baltimore/Washington

8h 07m1 stop Chicago O'Hare Intl

$448American Airlines

Tue, Oct 6 - Sun, Oct 11

1:55 pm - 4:30 pmBWI Baltimore/Washington-SAT San Antonio

3h 35mnonstop

5:15 am - 9:30 amSAT San Antonio-BWI Baltimore/Washington

3h 15mnonstop

$694Southwest

Mon, Oct 5 - Tue, Oct 20

3:40 pm - 8:30 pmBWI Baltimore/Washington-SAT San Antonio

5h 50m1 stop Dallas Love Field

3:40 pm - 7:55 pmSAT San Antonio-BWI Baltimore/Washington

3h 15mnonstop

$694Southwest

Mon, Oct 5 - Tue, Oct 20

9:09 am - 4:31 pmBWI Baltimore/Washington-SAT San Antonio

8h 22m1 stop Chicago O'Hare Intl

9:58 am - 9:02 pmSAT San Antonio-BWI Baltimore/Washington

10h 04m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$865United Airlines

Sat, Oct 3 - Sat, Oct 10

11:55 am - 7:28 pmBWI Baltimore/Washington-SAT San Antonio

8h 33m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

7:35 am - 4:27 pmSAT San Antonio-BWI Baltimore/Washington

7h 52m1 stop Houston George Bush Intcntl

$910United Airlines

Tue, Oct 6 - Sun, Oct 11

5:00 pm - 12:08 amBWI Baltimore/Washington-SAT San Antonio

8h 08m1 stop Atlanta Hartsfield-Jackson

4:29 pm - 12:51 amSAT San Antonio-BWI Baltimore/Washington

7h 22m1 stop Atlanta Hartsfield-Jackson

$1,051Delta

Sun, Oct 4 - Thu, Oct 8

9:45 am - 3:53 pmBWI Baltimore/Washington-SAT San Antonio

7h 08m1 stop Detroit Metropolitan Wayne County

10:48 am - 6:34 pmSAT San Antonio-BWI Baltimore/Washington

6h 46m1 stop Atlanta Hartsfield-Jackson

$1,106Delta

Sun, Oct 4 - Thu, Oct 8

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Frontier flights from Maryland to San Antonio

Our best Frontier deals on Maryland to San Antonio flight tickets

Frontier

Oct 22

BWI9:52 pmBaltimore/Washington

12h 16m

1 stop

SAT9:08 amSan Antonio

Oct 26

SAT10:03 amSan Antonio

27h 05m

1 stop

BWI2:08 pmBaltimore/Washington

$198

Frontier

Oct 22

BWI9:52 pmBaltimore/Washington

12h 16m

1 stop

SAT9:08 amSan Antonio

Oct 26

SAT10:03 amSan Antonio

27h 05m

1 stop

BWI2:08 pmBaltimore/Washington

$226

Frontier

Oct 18

BWI9:52 pmBaltimore/Washington

12h 16m

1 stop

SAT9:08 amSan Antonio

Oct 21

SAT10:03 amSan Antonio

7h 17m

1 stop

BWI6:20 pmBaltimore/Washington

$240

Southwest flights from Maryland to San Antonio

Our best Southwest deals on Maryland to San Antonio flight tickets

Southwest

Nov 5

BWI8:00 pmBaltimore/Washington

3h 55m

SAT10:55 pmSan Antonio

Nov 9

SAT5:15 amSan Antonio

3h 10m

BWI9:25 amBaltimore/Washington

$277

Southwest

Oct 24

BWI6:25 amBaltimore/Washington

9h 45m

1 stop

SAT3:10 pmSan Antonio

Oct 31

SAT5:30 amSan Antonio

3h 15m

BWI9:45 amBaltimore/Washington

$287

Southwest

Oct 19

BWI7:05 pmBaltimore/Washington

6h 40m

1 stop

SAT12:45 amSan Antonio

Oct 26

SAT5:35 pmSan Antonio

6h 25m

1 stop

BWI1:00 amBaltimore/Washington

$297

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Thu 10/22

9:52 pm-9:08 am

1 stop12h 16m

San Antonio

Mon 10/26

10:03 am-2:08 pm

1 stop27h 05m

$198

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Thu 12/10

6:51 pm-11:45 am

1 stop17h 54m

San Antonio

Mon 12/14

12:27 pm-9:21 am

1 stop19h 54m

$226

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Mon 11/16

8:15 am-11:15 am

Nonstop4h 00m

San Antonio

Wed 11/18

2:45 pm-6:55 pm

Nonstop3h 10m

$277

Quickest round-trip

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Thu 10/29

8:25 pm-11:05 pm

Nonstop3h 40m

San Antonio

Wed 11/4

5:30 am-9:35 am

Nonstop3h 05m

$277

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Sat 10/24

7:14 pm-11:59 pm

1 stop5h 45m

San Antonio

Sat 10/31

6:05 am-12:32 pm

1 stop5h 27m

$286

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Sat 10/24

7:14 pm-11:59 pm

1 stop5h 45m

San Antonio

Sat 10/31

6:05 am-12:32 pm

1 stop5h 27m

$287

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Wed 11/11

6:00 am-10:50 am

1 stop5h 50m

San Antonio

Sat 11/14

5:10 pm-11:35 pm

1 stop5h 25m

$287

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Sat 1/9

6:00 am-11:20 am

1 stop6h 20m

San Antonio

Sat 1/9

4:00 pm-10:55 pm

1 stop5h 55m

$287

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Wed 11/4

6:10 am-12:08 pm

1 stop6h 58m

San Antonio

Wed 11/18

1:15 pm-9:42 pm

1 stop7h 27m

$287

BaltimoreSan Antonio

BWI Baltimore/Washington - SAT San Antonio

BWISAT

Baltimore/Washington

Thu 11/12

6:00 am-1:16 pm

1 stop8h 16m

San Antonio

Wed 11/18

9:35 am-4:25 pm

1 stop5h 50m

$287

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maryland to San Antonio

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

Other information

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of October, then book flights to San Antonio from Maryland during January instead. Flights to San Antonio in January, while not as cheap as those in October, still average around $429.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Thursday when prices can be found for as low as $377. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $516.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Maryland to San Antonio at noon for as low as $309. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the morning, with an average ticket price of $412. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Maryland to San Antonio flight route?

Fly from Baltimore/Washington to San Antonio for the best Maryland - San Antonio flight prices

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

You are more likely to see cheaper flights to San Antonio from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Maryland for as low as $259 on momondo.

What cabin class options are available on Maryland to San Antonio flights?

There is only 1 cabin class available to choose from on Maryland to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maryland to San Antonio flights?

You could potentially save up to 12% on your flight if you consider stops on a Maryland to San Antonio flight.

Cheap Maryland to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to San Antonio

Best Price Found	$99
Fastest flight time	3h 34m
Direct flights	Every day
Airports in San Antonio	1 airport

The best one-way flight to San Antonio from Maryland in the past 72 hours is $99. The best round-trip flight deal from Maryland to San Antonio found on momondo in the last 72 hours is $198.

The fastest flight from Maryland to San Antonio takes 3h 34m

Direct flights go from Maryland to San Antonio every day.

There is 1 airport in San Antonio. From Maryland there are direct flights to San Antonio (SAT).

Search flight deals

Frequently asked questions about flying from Maryland to San Antonio

When did momondo last update prices for flights from Maryland to San Antonio Airport?
Prices for flights from Maryland to San Antonio Airport were last updated today.
How many operators does momondo search for flights from Maryland to San Antonio Airport?
As of October 2026, there are 5 operators available to choose from for flights from Maryland to San Antonio Airport.
How old do you have to be to fly from Maryland to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Maryland to San Antonio?
Based on momondo bookings for flights between Maryland and San Antonio, the leading plane model is Boeing 737 MAX 8, making up 35.38% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 16.15%, Boeing 737-700 with 14.62%, and Boeing 737 MAX 9 with 7.69%.

Best airlines flying from Maryland to San Antonio

Compare and see reviews for airlines that fly from Maryland to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $246	Free Cancellation	Rating 7.8 8,615 reviews	Search Delta flights
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.4 10,270 reviews	Search United Airlines flights
American Airlines	PriceFrom $281	Free Cancellation	Rating 7.0 12,096 reviews	Search American Airlines flights
Southwest	PriceFrom $343	Free Cancellation	Rating 8.0 4,207 reviews	Search Southwest flights
JetBlue	PriceFrom $381	Free Cancellation	Rating 7.1 3,043 reviews	Search JetBlue flights

New Braunfels

Kerrville

Pleasanton

Boerne

Schertz

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Maryland to San Antonio for you.

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

Yes. All flights to San Antonio from Maryland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Maryland and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Maryland to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they change.

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Cheap flights from Maryland to San Antonio from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to San Antonio departing on 11/15. 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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Frontier flights from Maryland to San Antonio

Our best Frontier deals on Maryland to San Antonio flight tickets

Southwest flights from Maryland to San Antonio

Our best Southwest deals on Maryland to San Antonio flight tickets

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How to get the cheapest flight ticket from Maryland to San Antonio

What is the cheapest month to fly to San Antonio?

What is the cheapest day to depart on your flight to San Antonio?

What is the cheapest time of day to depart on your flight to San Antonio?

What is the cheapest Maryland to San Antonio flight route?

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

What cabin class options are available on Maryland to San Antonio flights?

Can stopping save me money on Maryland to San Antonio flights?

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

What airlines fly to San Antonio?

How many flights depart from Maryland to San Antonio on average per week?

Cheap Maryland to San Antonio flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in San Antonio

Frequently asked questions about flying from Maryland to San Antonio

Best airlines flying from Maryland to San Antonio

Compare and see reviews for airlines that fly from Maryland to San Antonio with momondo

Traveling to a place near San Antonio?

Why use momondo?

An easier way to manage your San Antonio 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 Texas

Fly your favorite airline to San Antonio

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Antonio

List of cabin classes available on flights landing in San Antonio. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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