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$60+ Cheap flights from San Antonio to Baltimore (SAT - BWI)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BWI
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Find cheap flights from San Antonio to Baltimore with Cheapflights

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Cheapflights Tip: The best prices from San Antonio to Baltimore/Washington are usually found in August or October, booked 71 days in advance, depart on a Monday or Thursday and return on a Friday

Cheap flight deals from San Antonio to Baltimore

Cheapest flights from San Antonio to Baltimore
Explore the most affordable flight options available from San Antonio to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/235:04 pm
SAT
-
BWI
1 stop23h 09m
Frontier
Mon 3/26:00 am
BWI
-
SAT
1 stop11h 20m
Frontier
Deal found 1/26$131
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 3/25:08 pm
SAT
-
BWI
1 stop6h 23m
Multiple Airlines
Tue 3/174:05 pm
BWI
-
SAT
1 stop18h 27m
Multiple Airlines
Deal found 1/25$148
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/1910:26 am
SAT
-
BWI
1 stop12h 05m
Multiple Airlines
Mon 2/236:00 am
BWI
-
SAT
1 stop11h 18m
Multiple Airlines
Deal found 1/26$149
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/235:04 pm
SAT
-
BWI
2 stops15h 02m
Multiple Airlines
Mon 3/26:00 am
BWI
-
SAT
1 stop11h 20m
Multiple Airlines
Deal found 1/26$156
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Wed 2/1810:26 am
SAT
-
BWI
1 stop21h 40m
Multiple Airlines
Tue 2/246:00 am
BWI
-
SAT
2 stops28h 30m
Multiple Airlines
Deal found 1/26$165
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/235:04 pm
SAT
-
BWI
1 stop23h 09m
Multiple Airlines
Fri 2/279:04 pm
BWI
-
SAT
1 stop13h 26m
Multiple Airlines
Deal found 1/24$166
This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:26 am
SAT
-
BWI
1 stop6h 20m
Spirit Airlines
Wed 2/2511:30 am
BWI
-
SAT
1 stop13h 29m
Spirit Airlines
Deal found 1/26$168
This CheapOair deal was found by Cheapflights users on 1/25. 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.
Tue 2/1710:26 am
SAT
-
BWI
1 stop21h 40m
Spirit Airlines
Tue 2/2412:30 pm
BWI
-
SAT
1 stop22h 00m
Spirit Airlines
Deal found 1/25$172
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Sat 3/2810:27 am
SAT
-
BWI
1 stop7h 31m
Multiple Airlines
Sun 4/59:26 pm
BWI
-
SAT
1 stop20h 39m
Multiple Airlines
Deal found 1/25$176
This CheapOair deal was found by Cheapflights users on 1/26. 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.
Sat 2/286:00 am
SAT
-
BWI
1 stop15h 53m
Spirit Airlines
Mon 3/26:20 am
BWI
-
SAT
1 stop28h 10m
Spirit Airlines
Deal found 1/26$178
This Frontier deal was found by Cheapflights users on 1/25. 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.
Mon 4/2010:23 am
SAT
-
BWI
1 stop9h 25m
Frontier
Sat 4/259:38 am
BWI
-
SAT
1 stop9h 21m
Frontier
Deal found 1/25$180

Find flight deals from San Antonio to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$131
(Kiwi.com)

One-way from

$60
(Expedia)

Popular in

December

Cheapest in

August

Average price

$416
Provider with most accurate pricing for San Antonio-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Baltimore/Washington flights.
Search Deals
From San Antonio to Baltimore/Washington
Search Deals
One-way flight from San Antonio to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from San Antonio to Baltimore that are best for you.

Fly from

San Antonio

Fly to

Baltimore

Route

Depart

Return

Price

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 3/6

3:46 pm-12:31 am

1 stop7h 45m

Baltimore/Washington

Sun 3/8

9:43 pm-9:30 am

1 stop12h 47m

$216

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Tue 3/3

10:26 am-10:53 pm

2 stops35h 27m

Baltimore/Washington

Sat 3/7

5:20 am-8:30 am

1 stop28h 10m

$233

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 4/10

6:00 pm-12:10 pm

1 stop17h 10m

Baltimore/Washington

Sun 4/12

9:48 pm-9:32 am

1 stop12h 44m

$240

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Sat 2/7

10:35 am-12:36 am

2 stops13h 01m

Baltimore/Washington

Tue 2/10

4:44 pm-11:52 pm

1 stop8h 08m

$309

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 2/19

6:00 am-11:31 pm

2 stops16h 31m

Baltimore/Washington

Sun 2/22

7:57 pm-11:59 pm

3 stops29h 02m

$310

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Tue 3/24

10:27 am-11:59 pm

2 stops12h 32m

Baltimore/Washington

Tue 3/31

4:05 pm-12:27 pm

3 stops21h 22m

$325

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 3/11

10:26 am-9:09 am

2 stops21h 43m

Baltimore/Washington

Sun 3/15

10:04 am-9:32 am

2 stops24h 28m

$329

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Mon 7/20

10:26 am-8:46 am

1 stop21h 20m

Baltimore/Washington

Mon 7/27

11:27 am-9:30 am

2 stops23h 03m

$333

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 3/6

10:26 am-10:53 pm

2 stops35h 27m

Baltimore/Washington

Mon 3/9

11:30 am-9:30 am

2 stops23h 00m

$351

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 6/24

6:00 am-11:59 pm

2 stops16h 59m

Baltimore/Washington

Tue 6/30

11:27 am-10:29 pm

1 stop12h 02m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 21 results
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Compare providers for flights from San Antonio to Baltimore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Baltimore in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Baltimore flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on San Antonio-Baltimore flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from San Antonio-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Baltimore flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from San Antonio 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 San Antonio to Baltimore

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Baltimore. Price data was last updated on January 23, 2026.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Baltimore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Antonio to Baltimore?

Currently, November is the cheapest month in which you can book a flight from San Antonio to Baltimore (average of $72). Flying from San Antonio to Baltimore in March is currently the most expensive (average of $170). 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 SAT to BWI?

Find hourly flight availability from San Antonio to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Baltimore in the evening. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight in the afternoon.

The best insider tips for San Antonio to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Antonio to Baltimore trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on BWI

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated January 26, 2026.
Read through reviews of airlines operating flights from San Antonio to Baltimore, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
7.9
Good
8,111 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
9,199 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
11,189 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
8,379 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Antonio to Baltimore?

    If you wish to fly to Baltimore from San Antonio, then you need to book flights from San Antonio to Baltimore/Washington. There is 1 flight from San Antonio (SAT) to Baltimore/Washington (BWI) per day to choose from. Flights to Baltimore from San Antonio are available from 6 different airlines, which means you should have some options if you want to compare airfare deals. 3h 05m is how long a nonstop flight from San Antonio to Baltimore/Washington typically takes.

  • How popular is this San Antonio to Baltimore flight route?

    This flight path from San Antonio to Baltimore/Washington was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Antonio to Baltimore?

    There are many flights that can get you from San Antonio to Baltimore in 35h 27m. Fly via Spirit Airlines to get the fastest option. The distance between San Antonio and Baltimore is about 1405 mi.

  • What are the cheapest airlines flying from San Antonio to Baltimore round-trip?

    Currently priced at $72, Frontier will fly you from San Antonio to Baltimore and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Delta - these airlines can fly you to your destination from $92 and $215, respectively. Frontier is 82% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Antonio to Baltimore one-way?

    $51 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and American Airlines, with prices starting from $73 and $90, respectively.

  • What are the cheapest flights from San Antonio to Baltimore?

    On average you can expect to pay $458 for a flight from San Antonio to Baltimore. The cheapest flight overall is $209 while the most popular route, (San Antonio - Baltimore/Washington) is currently priced at $148.

  • Can I find deals for flights from San Antonio to Baltimore that include hotel bookings?

    Yes. In addition to deals on San Antonio to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Baltimore.

  • Can I find deals for business class flights from San Antonio to Baltimore?

    Yes. Cheapflights offers flight deals from San Antonio to Baltimore 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 San Antonio to Baltimore?

    Currently, November is the cheapest month in which you can book a flight from San Antonio to Baltimore (average of $72). Flying from San Antonio to Baltimore in March is currently the most expensive (average of $170). 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

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Alternative routes for San Antonio to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Antonio to Baltimore

Discover the top 6 airlines that operate flights from San Antonio to Baltimore. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$195FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$92Average$212FlexibilityNo cancel feeOn-time65%
DeltaCheapest$215Average$375FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$430FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$288Average$497FlexibilityNo cancel feeOn-time63%

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