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$69+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BWI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Baltimore/Washington are usually found in January or July, booked 68 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap 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 April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$167
(Cheapflightsfares)

One-way from

$69
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$402
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.
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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. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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.
Mon 5/1911:06 amSAT - BWI
Nonstop3h 20mSpirit Airlines
Mon 6/26:20 amBWI - SAT
1 stop7h 12mSpirit Airlines
Deal found 4/27$167
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/276:45 amSAT - BWI
1 stop11h 54mMultiple Airlines
Thu 5/292:14 pmBWI - SAT
1 stop20h 33mMultiple Airlines
Deal found 4/28$218
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/272:25 pmSAT - BWI
1 stop7h 45mSouthwest
Tue 6/36:10 pmBWI - SAT
Nonstop3h 45mSouthwest
Deal found 4/27$340
This American Airlines deal was found by Cheapflights users on 4/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/48:05 amSAT - BWI
1 stop5h 25mAmerican Airlines
Tue 7/86:00 amBWI - SAT
1 stop7h 35mAmerican Airlines
Deal found 4/27$350
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/96:45 amSAT - BWI
1 stop6h 03mUnited Airlines
Sat 9/610:51 amBWI - SAT
2 stops10h 01mUnited Airlines
Deal found 4/28$380

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 April 29, 2025.
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

Mon 5/19

11:06 am-3:26 pm

Nonstop3h 20m

Baltimore/Washington

Mon 6/2

6:20 am-12:32 pm

1 stop7h 12m

$167

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Tue 5/27

6:45 am-7:39 pm

1 stop11h 54m

Baltimore/Washington

Thu 5/29

2:14 pm-9:47 am

1 stop20h 33m

$218

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 7/4

5:20 am-9:40 am

Nonstop3h 20m

Baltimore/Washington

Sun 7/6

6:15 pm-11:40 pm

2 stops6h 25m

$296

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 7/4

8:05 am-2:30 pm

1 stop5h 25m

Baltimore/Washington

Tue 7/8

6:00 am-12:35 pm

1 stop7h 35m

$350

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Tue 6/17

6:30 am-12:29 pm

1 stop4h 59m

Baltimore/Washington

Wed 6/25

6:53 am-11:15 am

1 stop5h 22m

$355

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Sat 8/9

6:45 am-1:48 pm

1 stop6h 03m

Baltimore/Washington

Sat 9/6

10:51 am-7:52 pm

2 stops10h 01m

$380

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Mon 5/19

11:06 am-3:26 pm

Nonstop3h 20m

$69

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Sun 7/27

6:35 pm-11:23 am

1 stop15h 48m

$140

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Sun 5/4

8:25 pm-5:22 pm

1 stop19h 57m

$158

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 7/16

8:04 am-2:31 pm

1 stop5h 27m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 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 April 25, 2025.

Booking 68 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, August is the cheapest month in which you can book a flight from San Antonio to Baltimore (average of $241). Flying from San Antonio to Baltimore in March is currently the most expensive (average of $290). 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 April 29, 2025.

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 55% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from San Antonio to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Baltimore. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their San Antonio to Baltimore flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Antonio to Baltimore to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 20m 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 9 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Currently priced at $167, Spirit Airlines will fly you from San Antonio to Baltimore and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $340 and $350, respectively. Spirit Airlines is 59% 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?

    $69 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 Sun Country Air and Frontier, with prices starting from $140 and $158, respectively.

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

    On average you can expect to pay $313 for a flight from San Antonio to Baltimore. The cheapest flight overall is $60 while the most popular route, (San Antonio - Baltimore/Washington) is currently priced at $168.

  • 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, August is the cheapest month in which you can book a flight from San Antonio to Baltimore (average of $241). Flying from San Antonio to Baltimore in March is currently the most expensive (average of $290). 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.

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Alternative routes for San Antonio to Baltimore

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$76Average$163FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$114Average$224FlexibilityNo cancel feeOn-time65%
DeltaCheapest$216Average$466FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$239Average$475FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$254Average$414FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$314Average$501FlexibilityNo cancel feeOn-time63%

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