How popular is this San Antonio to Baltimore flight route?

This flight path from San Antonio to Baltimore/Washington was viewed by 17 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 7h 28m. 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 American Airlines - these airlines can fly you to your destination from $100 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?

$55 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 $59 and $90, respectively.

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.

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).

What are the cheapest flights from San Antonio to Baltimore?

On average you can expect to pay $378 for a flight from San Antonio to Baltimore. The cheapest flight overall is $153 while the most popular route, (San Antonio - Baltimore/Washington) is currently priced at $163.

What are the most popular airlines that fly from San Antonio to Baltimore?

Consider Southwest, Spirit Airlines or Delta when booking your flight. These represent the most popular airlines when flying from San Antonio to Baltimore.

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.

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 10m is how long a nonstop flight from San Antonio to Baltimore/Washington typically takes.

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.

$64+ Flights from San Antonio to Baltimore

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Find cheap flights from San Antonio to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Antonio to Baltimore/Washington are usually found in August or February, 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 December 12, 2025.

Mon 12/225:56 pmSAT - BWI

1 stop5h 44mFrontier

Wed 12/318:17 amBWI - SAT

1 stop10h 59mFrontier

Deal found 12/9

$254

Fri 12/265:56 pmSAT - BWI

1 stop5h 33mMultiple Airlines

Fri 1/94:44 pmBWI - SAT

1 stop8h 08mMultiple Airlines

Deal found 12/11

$256

Thu 12/111:55 pmSAT - BWI

1 stop8h 50mMultiple Airlines

Mon 1/55:30 amBWI - SAT

1 stop12h 31mMultiple Airlines

Deal found 12/9

$273

Thu 12/2511:30 amSAT - BWI

1 stop7h 34mSpirit Airlines

Tue 12/309:09 pmBWI - SAT

1 stop15h 41mSpirit Airlines

Deal found 12/11

$279

Wed 12/3112:45 pmSAT - BWI

1 stop10h 04mMultiple Airlines

Tue 1/68:00 amBWI - SAT

1 stop28h 50mMultiple Airlines

Deal found 12/11

$293

Fri 12/265:56 pmSAT - BWI

1 stop5h 33mFrontier

Fri 1/211:55 amBWI - SAT

1 stop6h 06mFrontier

Deal found 12/11

$312

Thu 12/119:10 amSAT - BWI

1 stop10h 06mFrontier

Sun 12/145:55 amBWI - SAT

1 stop11h 56mFrontier

Deal found 12/10

$338

Mon 12/225:56 pmSAT - BWI

2 stops12h 26mMultiple Airlines

Tue 12/309:09 pmBWI - SAT

1 stop15h 41mMultiple Airlines

Deal found 12/9

$348

Best flights from San Antonio to Baltimore
Discover carefully curated flight deals from San Antonio to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Tue 1/136:30 amSAT - BWI

1 stop15h 06mMultiple Airlines

Wed 1/141:00 pmBWI - SAT

1 stop21h 40mMultiple Airlines

Deal found 12/10

$189

Thu 12/2511:30 amSAT - BWI

1 stop7h 34mSpirit Airlines

Tue 12/309:09 pmBWI - SAT

1 stop15h 41mSpirit Airlines

Deal found 12/11

$279

Wed 1/712:45 pmSAT - BWI

1 stop10h 04mMultiple Airlines

Wed 1/141:00 pmBWI - SAT

2 stops20h 14mMultiple Airlines

Deal found 12/10

$194

Wed 1/2812:40 pmSAT - BWI

1 stop8h 05mSouthwest

Sat 1/312:45 pmBWI - SAT

Nonstop4h 05mSouthwest

Deal found 12/11

$392

Wed 1/712:45 pmSAT - BWI

2 stops18h 46mSpirit Airlines

Wed 1/141:00 pmBWI - SAT

3 stops35h 52mSpirit Airlines

Deal found 12/10

$285

Thu 1/112:45 pmSAT - BWI

1 stop10h 04mMultiple Airlines

Tue 1/68:00 amBWI - SAT

1 stop28h 50mMultiple Airlines

Deal found 12/11

$293

Thu 1/112:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Tue 1/66:18 pmBWI - SAT

2 stops18h 32mSpirit Airlines

Deal found 12/11

$325

Thu 1/2910:35 amSAT - BWI

3 stops23h 42mSpirit Airlines

Sun 2/16:20 amBWI - SAT

3 stops18h 32mSpirit Airlines

Deal found 12/11

$348

Mon 12/295:56 pmSAT - BWI

2 stops13h 32mMultiple Airlines

Wed 12/318:45 amBWI - SAT

1 stop15h 41mMultiple Airlines

Deal found 12/10

$354

Fri 1/212:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Tue 1/610:40 amBWI - SAT

2 stops13h 46mSpirit Airlines

Deal found 12/11

$361

Wed 12/3112:45 pmSAT - BWI

1 stop10h 04mMultiple Airlines

Sun 1/410:00 pmBWI - SAT

2 stops20h 01mMultiple Airlines

Deal found 12/11

$375

Wed 12/3112:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Sun 1/46:18 pmBWI - SAT

1 stop30h 08mSpirit Airlines

Deal found 12/11

$388

Last-minute flights from San Antonio to Baltimore
Discover last-minute flight deals from San Antonio to Baltimore. Data last updated December 12, 2025 and is based on user searches.

Tue 1/612:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Sat 1/104:44 pmBWI - SAT

1 stop8h 08mSpirit Airlines

Deal found 12/11

$198

Wed 1/712:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Wed 1/141:00 pmBWI - SAT

1 stop21h 40mSpirit Airlines

Deal found 12/10

$184

Wed 1/712:45 pmSAT - BWI

1 stop10h 04mMultiple Airlines

Wed 1/141:00 pmBWI - SAT

2 stops20h 14mMultiple Airlines

Deal found 12/10

$194

Tue 1/136:30 amSAT - BWI

1 stop15h 06mMultiple Airlines

Wed 1/141:00 pmBWI - SAT

1 stop21h 40mMultiple Airlines

Deal found 12/10

$189

Thu 1/159:09 amSAT - BWI

1 stop10h 54mMultiple Airlines

Sun 1/184:47 pmBWI - SAT

1 stop17h 53mMultiple Airlines

Deal found 12/10

$163

Fri 1/166:30 amSAT - BWI

1 stop16h 17mSpirit Airlines

Tue 1/2011:30 amBWI - SAT

1 stop13h 22mSpirit Airlines

Deal found 12/10

$179

Sun 1/188:59 amSAT - BWI

1 stop5h 56mFrontier

Fri 1/306:00 amBWI - SAT

1 stop12h 03mFrontier

Deal found 12/10

$190

Sat 1/2410:35 amSAT - BWI

1 stop12h 01mSpirit Airlines

Sat 1/314:44 pmBWI - SAT

1 stop8h 08mSpirit Airlines

Deal found 12/10

$170

Sat 1/2410:35 amSAT - BWI

2 stops20h 50mMultiple Airlines

Sat 1/314:44 pmBWI - SAT

1 stop8h 08mMultiple Airlines

Deal found 12/10

$195

Thu 1/2910:35 amSAT - BWI

1 stop12h 01mMultiple Airlines

Sun 2/16:00 amBWI - SAT

1 stop12h 03mMultiple Airlines

Deal found 12/11

$161

One-way flights from San Antonio to Baltimore
Search for one-way flight options from San Antonio to Baltimore. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Fri 1/236:13 pmSAT - BWI

1 stop5h 23mFrontier

Deal found 12/11

$64

Mon 1/128:00 pmSAT - BWI

1 stop25h 36mFrontier

Deal found 12/11

$68

Fri 2/201:57 pmSAT - BWI

1 stop19h 09mFrontier

Deal found 12/11

$70

Thu 1/87:14 pmSAT - BWI

1 stop14h 07mFrontier

Deal found 12/11

$80

Thu 2/510:35 amSAT - BWI

1 stop12h 24mMultiple Airlines

Deal found 12/10

$83

Wed 1/712:45 pmSAT - BWI

1 stop10h 04mSpirit Airlines

Deal found 12/11

$85

Thu 1/2910:35 amSAT - BWI

1 stop7h 28mSpirit Airlines

Deal found 12/11

$86

Thu 1/2210:35 amSAT - BWI

1 stop12h 24mMultiple Airlines

Deal found 12/11

$89

Tue 1/136:30 amSAT - BWI

1 stop16h 17mSpirit Airlines

Deal found 12/11

$91

Fri 12/265:56 pmSAT - BWI

1 stop5h 33mFrontier

Deal found 12/9

$92

Fri 1/1610:35 amSAT - BWI

1 stop7h 28mSpirit Airlines

Deal found 12/11

$96

Find flight deals from San Antonio to Baltimore

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$161 (Expedia)
One-way from	$64 (Priceline)
Popular in	December
Cheapest in	August
Average price	$561

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 ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights 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

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Tue 1/13

6:30 am-10:36 pm

1 stop15h 06m

Baltimore/Washington

Wed 1/14

1:00 pm-9:40 am

1 stop21h 40m

$189

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 1/7

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Wed 1/14

1:00 pm-8:14 am

2 stops20h 14m

$194

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 12/25

11:30 am-8:04 pm

1 stop7h 34m

Baltimore/Washington

Tue 12/30

9:09 pm-11:50 am

1 stop15h 41m

$279

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 1/7

12:45 pm-8:31 am

2 stops18h 46m

Baltimore/Washington

Wed 1/14

1:00 pm-11:52 pm

3 stops35h 52m

$285

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 1/1

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Tue 1/6

8:00 am-11:50 am

1 stop28h 50m

$293

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 1/1

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Tue 1/6

6:18 pm-11:50 am

2 stops18h 32m

$325

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Thu 1/29

10:35 am-11:17 am

3 stops23h 42m

Baltimore/Washington

Sun 2/1

6:20 am-11:52 pm

3 stops18h 32m

$348

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Mon 12/29

5:56 pm-8:28 am

2 stops13h 32m

Baltimore/Washington

Wed 12/31

8:45 am-11:26 pm

1 stop15h 41m

$354

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Fri 1/2

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Tue 1/6

10:40 am-11:26 pm

2 stops13h 46m

$361

San AntonioBaltimore

SAT - BWI

SATBWI

San Antonio

Wed 12/31

12:45 pm-11:49 pm

1 stop10h 04m

Baltimore/Washington

Sun 1/4

10:00 pm-5:01 pm

2 stops20h 01m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 22 results

Compare providers for flights from San Antonio to Baltimore

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 December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy2 stars	Trust 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?

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?

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 57% on your trip compared to booking a flight in the afternoon.

The best insider tips for San Antonio to Baltimore flights

Cheapflights partnered with top experts to bring you the best recommendations for your San Antonio to Baltimore trip

Airports

SAT

For longer trips, the economy lots with shuttle service offer better value than parking directly at SAT.

BWI

Take the MTA Light Rail from BWI to downtown Baltimore for a quick and easy transit option.

Our travel experts

Emily Zemler

Expert on BWI

Ramsey Qubein

Expert on SAT

Reviews of airlines servicing Baltimore

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

7.9

Good

4,253 reviews

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

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

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

8,008 reviews

Southwest

7.9

Good

4,253 reviews

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

9,095 reviews

Southwest

7.9

Good

4,253 reviews

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

11,050 reviews

Southwest

7.9

Good

4,253 reviews

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

8,179 reviews

Southwest

7.9

Good

4,253 reviews

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

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 10m 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 17 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 7h 28m. 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 American Airlines - these airlines can fly you to your destination from $100 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?
$55 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 $59 and $90, respectively.
What are the cheapest flights from San Antonio to Baltimore?
On average you can expect to pay $378 for a flight from San Antonio to Baltimore. The cheapest flight overall is $153 while the most popular route, (San Antonio - Baltimore/Washington) is currently priced at $163.
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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

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Top 6 airlines flying from San Antonio to Baltimore

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$72	Average$203	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$107	Average$220	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$215	Average$430	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$220	Average$380	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$226	Average$405	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$290	Average$497	FlexibilityNo cancel fee	On-time63%

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$64+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to Baltimore with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Antonio to Baltimore/Washington are usually found in August or February, 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 BaltimoreExplore 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 December 12, 2025.

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 December 12, 2025.

Find flight deals from San Antonio to Baltimore

Most accurate provider

Most trusted provider

Round-trip from

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Reviews of airlines servicing Baltimore

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.

Related info for your journey

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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 December 12, 2025.