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Cheap flights from San Antonio to Washington, D.C. from $119

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:03 am - 8:57 pmSAT  San Antonio-BWI Baltimore/Washington
9h 54m1 stop Orlando
Frontier Logo
7:05 pm - 9:08 amBWI  Baltimore/Washington-SAT San Antonio
15h 03m1 stop Orlando
$174Frontier
Mon, Oct 19 - Tue, Oct 20
Frontier Logo
10:03 am - 8:57 pmSAT  San Antonio-BWI Baltimore/Washington
9h 54m1 stop Orlando
Frontier Logo
7:05 pm - 9:08 amBWI  Baltimore/Washington-SAT San Antonio
15h 03m1 stop Orlando
$183Frontier
Mon, Oct 19 - Tue, Oct 20
Multiple Airlines Logo
9:25 am - 8:20 amSAT  San Antonio-BWI Baltimore/Washington
21h 55m2 stops Raleigh-Durham Orlando
Multiple Airlines Logo
3:15 pm - 9:08 amBWI  Baltimore/Washington-SAT San Antonio
18h 53m1 stop Orlando
$310Multiple Airlines
Sun, Oct 18 - Tue, Oct 20
Multiple Airlines Logo
10:05 am - 8:31 amSAT  San Antonio-BWI Baltimore/Washington
21h 26m1 stop Orlando
Multiple Airlines Logo
9:25 pm - 8:45 amBWI  Baltimore/Washington-SAT San Antonio
36h 20m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham
$313Multiple Airlines
Mon, Sep 28 - Tue, Oct 6
Southwest Logo
2:40 pm - 7:15 pmSAT  San Antonio-BWI Baltimore/Washington
3h 35mnonstop
Southwest Logo
6:30 pm - 9:15 pmBWI  Baltimore/Washington-SAT San Antonio
3h 45mnonstop
$317Southwest
Sat, Oct 24 - Tue, Oct 27
Southwest Logo
4:55 pm - 9:15 pmSAT  San Antonio-BWI Baltimore/Washington
3h 20mnonstop
Southwest Logo
10:50 am - 1:40 pmBWI  Baltimore/Washington-SAT San Antonio
3h 50mnonstop
$317Southwest
Thu, Oct 29 - Sat, Nov 7
Delta Logo
6:50 am - 3:38 pmSAT  San Antonio-BWI Baltimore/Washington
7h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:50 am - 3:50 pmBWI  Baltimore/Washington-SAT San Antonio
7h 00m1 stop Detroit Metropolitan Wayne County
$337Delta
Tue, Oct 27 - Thu, Oct 29
Delta Logo
6:20 pm - 12:51 amSAT  San Antonio-BWI Baltimore/Washington
5h 31m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:40 pm - 12:33 amBWI  Baltimore/Washington-SAT San Antonio
5h 53m1 stop Atlanta Hartsfield-Jackson
$337Delta
Thu, Oct 15 - Thu, Oct 22
American Airlines Logo
4:28 pm - 10:54 pmSAT  San Antonio-BWI Baltimore/Washington
5h 26m1 stop Dallas/Fort Worth
American Airlines Logo
5:48 pm - 10:56 pmBWI  Baltimore/Washington-SAT San Antonio
6h 08m1 stop Charlotte Douglas
$337American Airlines
Mon, Oct 5 - Wed, Oct 7
American Airlines Logo
7:27 am - 3:55 pmSAT  San Antonio-BWI Baltimore/Washington
7h 28m1 stop Charlotte Douglas
American Airlines Logo
7:05 pm - 12:04 amBWI  Baltimore/Washington-SAT San Antonio
5h 59m1 stop Dallas/Fort Worth
$337American Airlines
Tue, Nov 17 - Wed, Dec 2

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Frontier flights from San Antonio to Baltimore

Our best Frontier deals on San Antonio to Baltimore flight tickets
Frontier
Oct 19
SAT10:03 amSan Antonio
9h 54m
1 stop
BWI8:57 pmBaltimore/Washington
Oct 20
BWI7:05 pmBaltimore/Washington
15h 03m
1 stop
SAT9:08 amSan Antonio
$174
Frontier
Oct 19
SAT10:03 amSan Antonio
9h 54m
1 stop
BWI8:57 pmBaltimore/Washington
Oct 20
BWI7:05 pmBaltimore/Washington
15h 03m
1 stop
SAT9:08 amSan Antonio
$183
Frontier
Oct 19
SAT10:03 amSan Antonio
9h 54m
1 stop
BWI8:57 pmBaltimore/Washington
Oct 20
BWI10:22 amBaltimore/Washington
23h 46m
2 stops
SAT9:08 amSan Antonio
$203

American Airlines flights from San Antonio to Baltimore

Our best American Airlines deals on San Antonio to Baltimore flight tickets
American Airlines
Sep 13
SAT6:00 amSan Antonio
6h 02m
1 stop
BWI1:02 pmBaltimore/Washington
Sep 19
BWI6:01 amBaltimore/Washington
5h 35m
1 stop
SAT10:36 amSan Antonio
$473
American Airlines
Sep 16
SAT8:00 amSan Antonio
5h 59m
1 stop
BWI2:59 pmBaltimore/Washington
Sep 19
BWI6:01 amBaltimore/Washington
5h 35m
1 stop
SAT10:36 amSan Antonio
$475

momondo Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 10/19

10:03 am-8:57 pm

1 stop9h 54m

Baltimore/Washington

Tue 10/20

7:05 pm-9:08 am

1 stop15h 03m

$174

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 10/19

10:03 am-8:57 pm

1 stop9h 54m

Baltimore/Washington

Tue 10/20

7:05 pm-9:08 am

1 stop15h 03m

$183

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Sun 10/18

9:25 am-8:20 am

2 stops21h 55m

Baltimore/Washington

Tue 10/20

3:15 pm-9:08 am

1 stop18h 53m

$310

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 9/28

10:05 am-8:31 am

1 stop21h 26m

Baltimore/Washington

Tue 10/6

9:25 pm-8:45 am

2 stops36h 20m

$313

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Sat 10/24

2:40 pm-7:15 pm

Nonstop3h 35m

Baltimore/Washington

Tue 10/27

6:30 pm-9:15 pm

Nonstop3h 45m

$317
Quickest round-trip

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 10/29

4:55 pm-9:15 pm

Nonstop3h 20m

Baltimore/Washington

Sat 11/7

10:50 am-1:40 pm

Nonstop3h 50m

$317

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Tue 10/27

6:50 am-3:38 pm

1 stop7h 48m

Baltimore/Washington

Thu 10/29

9:50 am-3:50 pm

1 stop7h 00m

$337

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Thu 10/15

6:20 pm-12:51 am

1 stop5h 31m

Baltimore/Washington

Thu 10/22

7:40 pm-12:33 am

1 stop5h 53m

$337

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Mon 10/5

4:28 pm-10:54 pm

1 stop5h 26m

Baltimore/Washington

Wed 10/7

5:48 pm-10:56 pm

1 stop6h 08m

$337

San AntonioBaltimore

SAT San Antonio - BWI Baltimore/Washington

SATBWI

San Antonio

Tue 11/17

7:27 am-3:55 pm

1 stop7h 28m

Baltimore/Washington

Wed 12/2

7:05 pm-12:04 am

1 stop5h 59m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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

What is the typical price of a round-trip flight between San Antonio and Baltimore?

Prices are currently low for flights on this route.

Typical prices usually range from $408 to $759.
The lowest price recently found on this route was $174.

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in November, then February is your next best option. Flight prices from San Antonio to Baltimore during February average around $450.

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

The cheapest day to depart from San Antonio to Baltimore is on a Thursday. Travelers who choose to depart for Baltimore on a Thursday will often find tickets for as low as $457. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $513. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

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

Flying to Baltimore from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $208 when looking at flights departing in the evening. Flights at noon are often more expensive with an average ticket price of $491.

What is the cheapest San Antonio to Baltimore/Washington flight route?

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

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

You are more likely to see cheaper flights to Baltimore from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $500 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from San Antonio for as low as $351 on momondo.

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

There is only 1 cabin class available to choose from on San Antonio to Baltimore 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 San Antonio to Baltimore flights?

No. A direct flight is the cheapest option for a flight between San Antonio to Baltimore.

How have San Antonio to Baltimore flight prices changed over time?

As of September 2026, prices for San Antonio to Baltimore flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Baltimore (SAT to BWI) flight deals and tips

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

Best Price Found

$119

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from San Antonio in the past 72 hours is $119. The best round-trip flight deal from San Antonio to Baltimore found on momondo in the last 72 hours is $174.
The fastest flight from San Antonio to Baltimore takes 3h 05m
Direct flights go from San Antonio to Baltimore every day.
There is 1 airport in Baltimore. From San Antonio there are direct flights to Baltimore/Washington (BWI).
Search flight deals

Frequently asked questions about flying from San Antonio to Baltimore

  • How far is San Antonio to Baltimore/Washington by plane?

    San Antonio and Baltimore/Washington are 1415.7 mi apart from one another. A reasonable flight in good conditions will take 3h 05m.

  • When did momondo last update prices for flights from San Antonio Airport to Baltimore/Washington Airport?

    Prices for flights from San Antonio Airport to Baltimore/Washington Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Baltimore/Washington Airport?

  • How old do you have to be to fly from San Antonio Airport to Baltimore/Washington Airport?

    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 Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Baltimore?

  • What is the most popular airline from San Antonio to Baltimore?

Best airlines flying from San Antonio to Baltimore

Compare and see reviews for airlines that fly from San Antonio to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $72Free CancellationRating
5.6
2,611 reviews
Search Frontier flights
DeltaPriceFrom $178Free CancellationRating
7.8
8,554 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
10,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $296Free CancellationRating
7.1
12,045 reviews
Search American Airlines flights
SouthwestPriceFrom $377Free CancellationRating
8.0
4,195 reviews
Search Southwest flights

  • Southwest Flights From San Antonio to Baltimore

    Across 4 Southwest flights from San Antonio to Baltimore this week, the average price was $532, with the best Southwest deals starting from $377 round-trip. 4,195 users have rated Southwest on momondo, with an average score of 8.0/10.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Baltimore from San Antonio.

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

momondo does allow users to show only those flights to Baltimore from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between San Antonio and Baltimore 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 San Antonio to Baltimore right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Antonio to Baltimore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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