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

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

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

The number of flights available between San Antonio and Maryland is 6 per week as of November 2026. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.

What airlines fly to Maryland?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Maryland from San Antonio according to our data. Southwest is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 5 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Antonio Airport to Maryland are updated daily.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Maryland.

What documentation or ID do you need to fly to Maryland?

The necessary travel and health documents for your Maryland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$94 Cheap Flights from San Antonio to Maryland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 am - 9:55 amSAT San Antonio-BWI Baltimore/Washington

3h 05mnonstop

6:25 pm - 9:25 pmBWI Baltimore/Washington-SAT San Antonio

4h 00mnonstop

$227Southwest

Thu, Nov 26 - Wed, Dec 2

5:50 am - 9:55 amSAT San Antonio-BWI Baltimore/Washington

3h 05mnonstop

6:25 pm - 9:25 pmBWI Baltimore/Washington-SAT San Antonio

4h 00mnonstop

$227Southwest

Thu, Nov 26 - Thu, Dec 3

12:32 pm - 12:29 amSAT San Antonio-BWI Baltimore/Washington

10h 57m1 stop Orlando

6:25 am - 12:32 pmBWI Baltimore/Washington-SAT San Antonio

7h 07m1 stop Orlando

$236Frontier

Mon, Dec 14 - Mon, Dec 21

7:40 am - 3:45 pmSAT San Antonio-BWI Baltimore/Washington

7h 05m1 stop Atlanta Hartsfield-Jackson

6:00 am - 10:54 amBWI Baltimore/Washington-SAT San Antonio

5h 54m1 stop Detroit Metropolitan Wayne County

$237Delta

Thu, Nov 26 - Wed, Dec 2

6:37 pm - 1:07 amSAT San Antonio-BWI Baltimore/Washington

5h 30m1 stop Atlanta Hartsfield-Jackson

11:46 am - 5:38 pmBWI Baltimore/Washington-SAT San Antonio

6h 52m1 stop Minneapolis St Paul

$237Delta

Wed, Dec 9 - Thu, Dec 10

7:35 am - 4:25 pmSAT San Antonio-BWI Baltimore/Washington

7h 50m1 stop Houston George Bush Intcntl

6:00 am - 10:51 amBWI Baltimore/Washington-SAT San Antonio

5h 51m1 stop Houston George Bush Intcntl

$237United Airlines

Thu, Nov 26 - Thu, Dec 3

12:32 pm - 12:29 amSAT San Antonio-BWI Baltimore/Washington

10h 57m1 stop Orlando

6:25 am - 12:32 pmBWI Baltimore/Washington-SAT San Antonio

7h 07m1 stop Orlando

$238Frontier

Mon, Dec 14 - Mon, Dec 21

7:35 am - 4:59 pmSAT San Antonio-BWI Baltimore/Washington

8h 24m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

4:20 pm - 11:04 pmBWI Baltimore/Washington-SAT San Antonio

7h 44m1 stop Houston George Bush Intcntl

$242United Airlines

Thu, Nov 26 - Thu, Dec 3

5:00 am - 11:00 amSAT San Antonio-BWI Baltimore/Washington

5h 00m1 stop Dallas/Fort Worth

7:05 pm - 12:07 amBWI Baltimore/Washington-SAT San Antonio

6h 02m1 stop Dallas/Fort Worth

$247American Airlines

Wed, Dec 2 - Thu, Dec 3

6:07 am - 12:28 pmSAT San Antonio-BWI Baltimore/Washington

5h 21m1 stop Charlotte Douglas

7:05 pm - 12:07 amBWI Baltimore/Washington-SAT San Antonio

6h 02m1 stop Dallas/Fort Worth

$247American Airlines

Thu, Dec 10 - Fri, Dec 11

Cheap last minute flights

Enter your travel dates to find the best prices.

5:13 pm - 2:08 pmSAT San Antonio-BWI Baltimore/Washington

19h 55m1 stop Orlando

9:12 am - 4:18 pmBWI Baltimore/Washington-SAT San Antonio

8h 06m1 stop Orlando

$398Frontier

Mon, Nov 9 - Fri, Nov 13

5:13 pm - 2:08 pmSAT San Antonio-BWI Baltimore/Washington

19h 55m1 stop Orlando

9:12 am - 4:18 pmBWI Baltimore/Washington-SAT San Antonio

8h 06m1 stop Orlando

$398Frontier

Mon, Nov 9 - Fri, Nov 13

9:22 am - 3:54 pmSAT San Antonio-BWI Baltimore/Washington

5h 32m1 stop Dallas/Fort Worth

7:06 am - 12:26 pmBWI Baltimore/Washington-SAT San Antonio

6h 20m1 stop Charlotte Douglas

$475American Airlines

Sat, Nov 7 - Sat, Nov 14

2:55 pm - 10:36 pmSAT San Antonio-BWI Baltimore/Washington

6h 41m1 stop Dallas/Fort Worth

2:33 pm - 7:43 pmBWI Baltimore/Washington-SAT San Antonio

6h 10m1 stop Charlotte Douglas

$493American Airlines

Sat, Nov 7 - Sat, Nov 14

11:45 am - 9:42 pmSAT San Antonio-BWI Baltimore/Washington

8h 57m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

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

6h 58m1 stop Chicago O'Hare Intl

$920United Airlines

Sat, Nov 7 - Sat, Nov 14

4:19 pm - 10:44 pmSAT San Antonio-BWI Baltimore/Washington

5h 25m1 stop Houston George Bush Intcntl

12:34 pm - 9:26 pmBWI Baltimore/Washington-SAT San Antonio

9h 52m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$920United Airlines

Sat, Nov 7 - Fri, Nov 13

2:20 pm - 7:55 pmSAT San Antonio-BWI Baltimore/Washington

4h 35m1 stop Dallas Love Field

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

4h 00mnonstop

$921Southwest

Mon, Nov 9 - Fri, Nov 13

2:20 pm - 7:55 pmSAT San Antonio-BWI Baltimore/Washington

4h 35m1 stop Dallas Love Field

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

4h 00mnonstop

$921Southwest

Mon, Nov 9 - Fri, Nov 13

9:25 am - 8:57 pmSAT San Antonio-BWI Baltimore/Washington

10h 32m2 stops Raleigh-Durham Orlando

9:12 am - 4:18 pmBWI Baltimore/Washington-SAT San Antonio

8h 06m1 stop Orlando

$977Multiple Airlines

Sun, Nov 8 - Mon, Nov 9

9:25 am - 8:57 pmSAT San Antonio-BWI Baltimore/Washington

10h 32m2 stops Raleigh-Durham Orlando

9:12 am - 4:18 pmBWI Baltimore/Washington-SAT San Antonio

8h 06m1 stop Orlando

$979Multiple Airlines

Thu, Nov 5 - Fri, Nov 6

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Frontier flights from San Antonio to Maryland

Our best Frontier deals on San Antonio to Maryland flight tickets

Frontier

Dec 14

SAT12:32 pmSan Antonio

10h 57m

1 stop

BWI12:29 amBaltimore/Washington

Dec 21

BWI6:25 amBaltimore/Washington

7h 07m

1 stop

SAT12:32 pmSan Antonio

$236

Frontier

Dec 14

SAT12:32 pmSan Antonio

10h 57m

1 stop

BWI12:29 amBaltimore/Washington

Dec 21

BWI6:25 amBaltimore/Washington

7h 07m

1 stop

SAT12:32 pmSan Antonio

$238

Frontier

Dec 14

SAT12:32 pmSan Antonio

10h 57m

1 stop

BWI12:29 amBaltimore/Washington

Dec 21

BWI6:25 amBaltimore/Washington

7h 07m

1 stop

SAT12:32 pmSan Antonio

$239

American Airlines flights from San Antonio to Maryland

Our best American Airlines deals on San Antonio to Maryland flight tickets

American Airlines

Dec 21

SAT5:58 pmSan Antonio

4h 59m

1 stop

BWI11:57 pmBaltimore/Washington

Dec 31

BWI5:00 amBaltimore/Washington

7h 02m

1 stop

SAT11:02 amSan Antonio

$288

American Airlines

Nov 23

SAT5:49 pmSan Antonio

5h 06m

1 stop

BWI11:55 pmBaltimore/Washington

Nov 27

BWI6:04 amBaltimore/Washington

7h 35m

1 stop

SAT12:39 pmSan Antonio

$303

American Airlines

Dec 21

SAT5:58 pmSan Antonio

4h 59m

1 stop

BWI11:57 pmBaltimore/Washington

Dec 31

BWI5:00 amBaltimore/Washington

7h 02m

1 stop

SAT11:02 amSan Antonio

$332

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 11/26

5:50 am-9:55 am

Nonstop3h 05m

Baltimore/Washington

Wed 12/2

6:25 pm-9:25 pm

Nonstop4h 00m

$227

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 11/26

5:50 am-9:55 am

Nonstop3h 05m

Baltimore/Washington

Thu 12/3

6:25 pm-9:25 pm

Nonstop4h 00m

$227

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 12/14

12:32 pm-12:29 am

1 stop10h 57m

Baltimore/Washington

Mon 12/21

6:25 am-12:32 pm

1 stop7h 07m

$236

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 11/26

7:40 am-3:45 pm

1 stop7h 05m

Baltimore/Washington

Wed 12/2

6:00 am-10:54 am

1 stop5h 54m

$237

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Wed 12/9

6:37 pm-1:07 am

1 stop5h 30m

Baltimore/Washington

Thu 12/10

11:46 am-5:38 pm

1 stop6h 52m

$237

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 11/26

7:35 am-4:25 pm

1 stop7h 50m

Baltimore/Washington

Thu 12/3

6:00 am-10:51 am

1 stop5h 51m

$237

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 12/14

12:32 pm-12:29 am

1 stop10h 57m

Baltimore/Washington

Mon 12/21

6:25 am-12:32 pm

1 stop7h 07m

$238

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 11/26

7:35 am-4:59 pm

2 stops8h 24m

Baltimore/Washington

Thu 12/3

4:20 pm-11:04 pm

1 stop7h 44m

$242

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Wed 12/2

5:00 am-11:00 am

1 stop5h 00m

Baltimore/Washington

Thu 12/3

7:05 pm-12:07 am

1 stop6h 02m

$247

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 12/10

6:07 am-12:28 pm

1 stop5h 21m

Baltimore/Washington

Fri 12/11

7:05 pm-12:07 am

1 stop6h 02m

$247

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 San Antonio to Maryland

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 Maryland?

The cheapest month to fly to Maryland from San Antonio is in November. Flight prices, which tend to average around $410, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in November, then you should wait until February to fly from San Antonio, when ticket prices are also cheap, with an average price of $450.

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from San Antonio to Maryland is on a Thursday. Travelers who choose to depart for Maryland on a Thursday will often find tickets for as low as $419. The most expensive day to fly to Maryland is Monday, with ticket prices averaging around $712.

What is the cheapest San Antonio to Maryland flight route?

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

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

You are more likely to see cheaper flights to Maryland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Maryland for around $403 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maryland from San Antonio for as low as $249 on momondo.

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

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

Cheap San Antonio to Maryland flight deals and tips

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

Best Price Found	$94
Fastest flight time	3h 05m
Direct flights	Every day
Airports in Maryland	112 airports

The best one-way flight to Maryland from San Antonio in the past 72 hours is $94. The best round-trip flight deal from San Antonio to Maryland found on momondo in the last 72 hours is $227.

The fastest flight from San Antonio to Maryland takes 3h 05m

Direct flights go from San Antonio to Maryland every day.

There are 112 airports in Maryland. From San Antonio there are direct flights to Baltimore/Washington (BWI).

Search flight deals

Frequently asked questions about flying from San Antonio to Maryland

When did momondo last update prices for flights from San Antonio Airport to Maryland?
Prices for flights from San Antonio Airport to Maryland are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Maryland?
As of November 2026, there are 5 operators available to choose from for flights from San Antonio Airport to Maryland.
How old do you have to be to fly from San Antonio Airport to Maryland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Maryland.
What documentation or ID do you need to fly to Maryland?
The necessary travel and health documents for your Maryland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Maryland?
Based on momondo bookings for flights between San Antonio and Maryland, the leading plane model is Boeing 737 MAX 8, making up 27.83% of the total bookings. Other popular models include Boeing 737-700 with 14.78%, Boeing 737-800 Passenger/BBJ2 (winglets) with 13.91%, and Boeing 737 MAX 9 with 10.43%.

Best airlines flying from San Antonio to Maryland

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $72	Free Cancellation	Rating 5.5 2,513 reviews	Search Frontier flights
Delta	PriceFrom $178	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
American Airlines	PriceFrom $344	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
Southwest	PriceFrom $368	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Maryland. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for San Antonio to Maryland flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Maryland from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Maryland from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.