Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Antonio to Washington, D.C. from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Washington, D.C. departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
9:10 am - 8:16 pmSAT-BWI
10h 06m1 stop
Frontier Logo
5:55 am - 4:51 pmBWI-SAT
11h 56m1 stop
$142Frontier
Find Deal
Thu, Dec 11 - Sun, Dec 14
Frontier Logo
6:13 pm - 12:36 amSAT-BWI
5h 23m1 stop
Frontier Logo
6:00 am - 5:03 pmBWI-SAT
12h 03m1 stop
$146Frontier
Find Deal
Fri, Feb 6 - Sun, Feb 8
Multiple Airlines Logo
6:30 am - 10:41 pmSAT-BWI
15h 11m1 stop
Multiple Airlines Logo
4:44 pm - 11:52 pmBWI-SAT
8h 08m1 stop
$182Multiple Airlines
Find Deal
Fri, Feb 6 - Sun, Feb 8
Multiple Airlines Logo
9:41 pm - 12:21 amSAT-BWI
25h 40m2 stops
Multiple Airlines Logo
5:37 pm - 9:40 amBWI-SAT
17h 03m1 stop
$183Multiple Airlines
Find Deal
Mon, Feb 2 - Thu, Feb 5
Spirit Airlines Logo
6:30 am - 11:17 pmSAT-BWI
15h 47m1 stop
Spirit Airlines Logo
11:30 am - 11:52 pmBWI-SAT
13h 22m1 stop
$186Spirit Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
10:35 am - 7:01 pmSAT-BWI
7h 26m1 stop
Multiple Airlines Logo
6:00 am - 6:18 pmBWI-SAT
13h 18m1 stop
$188Multiple Airlines
Find Deal
Fri, Jan 9 - Sun, Jan 11
Multiple Airlines Logo
6:30 am - 3:06 pmSAT-BWI
7h 36m1 stop
Multiple Airlines Logo
7:58 pm - 3:14 pmBWI-SAT
44h 16m2 stops
$193Multiple Airlines
Find Deal
Fri, Feb 6 - Sun, Feb 8
Spirit Airlines Logo
10:35 am - 7:01 pmSAT-BWI
7h 26m1 stop
Spirit Airlines Logo
4:44 pm - 11:52 pmBWI-SAT
8h 08m1 stop
$195Spirit Airlines
Find Deal
Thu, Feb 5 - Sun, Feb 8
Multiple Airlines Logo
12:45 pm - 11:49 pmSAT-BWI
10h 04m1 stop
Multiple Airlines Logo
8:17 am - 6:16 pmBWI-SAT
10h 59m1 stop
$196Multiple Airlines
Find Deal
Thu, Dec 25 - Wed, Dec 31
Multiple Airlines Logo
6:30 am - 3:06 pmSAT-BWI
7h 36m1 stop
Multiple Airlines Logo
4:44 pm - 11:52 pmBWI-SAT
8h 08m1 stop
$198Multiple Airlines
Find Deal
Fri, Feb 6 - Sat, Feb 7

Frontier flights from San Antonio to Baltimore

Our best Frontier deals on San Antonio to Baltimore flight tickets
Frontier
Dec 11
SAT9:10 amSan Antonio
10h 06m
1 stop
BWI8:16 pmBaltimore/Washington
Dec 14
BWI5:55 amBaltimore/Washington
11h 56m
1 stop
SAT4:51 pmSan Antonio
$142
Find similar
Frontier
Feb 6
SAT6:13 pmSan Antonio
5h 23m
1 stop
BWI12:36 amBaltimore/Washington
Feb 8
BWI6:00 amBaltimore/Washington
12h 03m
1 stop
SAT5:03 pmSan Antonio
$146
Find similar
Frontier
Dec 11
SAT9:10 amSan Antonio
10h 06m
1 stop
BWI8:16 pmBaltimore/Washington
Dec 14
BWI5:55 amBaltimore/Washington
11h 56m
1 stop
SAT4:51 pmSan Antonio
$217
Find similar

Spirit Airlines flights from San Antonio to Baltimore

Our best Spirit Airlines deals on San Antonio to Baltimore flight tickets
Spirit Airlines
Jan 24
SAT6:30 amSan Antonio
15h 47m
1 stop
BWI11:17 pmBaltimore/Washington
Jan 31
BWI11:30 amBaltimore/Washington
13h 22m
1 stop
SAT11:52 pmSan Antonio
$186
Find similar
Spirit Airlines
Feb 5
SAT10:35 amSan Antonio
7h 26m
1 stop
BWI7:01 pmBaltimore/Washington
Feb 8
BWI4:44 pmBaltimore/Washington
8h 08m
1 stop
SAT11:52 pmSan Antonio
$195
Find similar
Spirit Airlines
Feb 5
SAT10:35 amSan Antonio
7h 26m
1 stop
BWI7:01 pmBaltimore/Washington
Feb 8
BWI4:44 pmBaltimore/Washington
8h 08m
1 stop
SAT11:52 pmSan Antonio
$197
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Baltimore 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, momondo users made 832,500 searches. Data last updated November 20, 2025.
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

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 12/11

9:10 am-8:16 pm

1 stop10h 06m

Baltimore/Washington

Sun 12/14

5:55 am-4:51 pm

1 stop11h 56m

$142

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 2/6

6:13 pm-12:36 am

1 stop5h 23m

Baltimore/Washington

Sun 2/8

6:00 am-5:03 pm

1 stop12h 03m

$146

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 2/6

6:30 am-10:41 pm

1 stop15h 11m

Baltimore/Washington

Sun 2/8

4:44 pm-11:52 pm

1 stop8h 08m

$182

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Mon 2/2

9:41 pm-12:21 am

2 stops25h 40m

Baltimore/Washington

Thu 2/5

5:37 pm-9:40 am

1 stop17h 03m

$183

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Sat 1/24

6:30 am-11:17 pm

1 stop15h 47m

Baltimore/Washington

Sat 1/31

11:30 am-11:52 pm

1 stop13h 22m

$186

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 1/9

10:35 am-7:01 pm

1 stop7h 26m

Baltimore/Washington

Sun 1/11

6:00 am-6:18 pm

1 stop13h 18m

$188

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 2/6

6:30 am-3:06 pm

1 stop7h 36m

Baltimore/Washington

Sun 2/8

7:58 pm-3:14 pm

2 stops44h 16m

$193

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 2/5

10:35 am-7:01 pm

1 stop7h 26m

Baltimore/Washington

Sun 2/8

4:44 pm-11:52 pm

1 stop8h 08m

$195

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 12/25

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Wed 12/31

8:17 am-6:16 pm

1 stop10h 59m

$196

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 2/6

6:30 am-3:06 pm

1 stop7h 36m

Baltimore/Washington

Sat 2/7

4:44 pm-11:52 pm

1 stop8h 08m

$198

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in August, then February is your next best option. Flight prices from San Antonio to Baltimore during February average around $371.

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 Tuesday. Travelers who choose to depart for Baltimore on a Tuesday will often find tickets for as low as $413. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $501. 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 $194 when looking at flights departing in the evening. Flights in the afternoon are often more expensive with an average ticket price of $482.

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 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 $408 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 $246 on momondo.

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

There is only 1 cabin class available to choose from on San Antonio to Baltimore/Washington 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 November 2025, prices for San Antonio to Baltimore flights are approximately 72% 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

$216

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 $216. The best round-trip flight deal from San Antonio to Baltimore found on momondo in the last 72 hours is $366.
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 near Baltimore: Baltimore/Washington (BWI)
Search flight deals

  • 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 5h 23m.

  • 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 $78Free CancellationRating
5.8
3,106 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $107Free CancellationRating
6.3
8,156 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $215Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
DeltaPriceFrom $220Free CancellationRating
7.9
8,002 reviews
Search Delta flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
9,029 reviews
Search United Airlines flights
SouthwestPriceFrom $297Free CancellationRating
8.0
4,249 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 $501, with the best Southwest deals starting from $297 round-trip. 4,249 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.

An easier way to manage your Baltimore 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 12/20
Sat 12/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States