Cheap flights from San Antonio to Baltimore (SAT - BWI) from $39

This is the cheapest one-way flight price, found on 9/26. Prices may vary by date and flight preferences.
SAT — BWI
Oct 3 — Oct 101

The best prices from San Antonio to Baltimore/Washington are usually found in March or September, booked 57 days in advance, depart on a Tuesday or Friday and return on a Saturday

How to find the cheapest flight from San Antonio (SAT) to Baltimore (BWI)

All the information you need to plan the best SAT to BWI flight in 2023: compare San Antonio to Baltimore flight prices with the expected peak season, weather and rainfall in Baltimore.

Popular in

July

Cheapest in

March

Round-trip from

$237

One-way from

$90
High demand for flights, 23% potential price rise
Best time to find cheap flights, 37% potential price drop
From San Antonio to Baltimore/Washington
One-way flight from San Antonio to Baltimore/Washington

SAT - WAS

Price

$237 - $374

WAS

Temperature

35.6 - 80.6 °F

WAS

Rainfall

2.6 - 4 inches

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

Users have found that flying from San Antonio to Baltimore on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Find a great deal and save up to 44% by booking at least 39 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Antonio to Baltimore within the next two weeks, with the cheapest ticket starting at $527.

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

Our data shows that March tends to be the cheapest month to fly to Baltimore from San Antonio. Users have commonly found prices around $452 for the month, but tickets can be as low as $252. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from San Antonio to Baltimore (SAT - BWI)?

A simple way to save on the total cost of your ticket is to fly from San Antonio to Baltimore at noon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

Cheap Frontier flights from San Antonio to Baltimore

Peruse some of the lowest-priced Frontier flights we've found from San Antonio to Baltimore. Deals update often to give you more flight options matching your criteria
  • One of the most popular airlines traveling from San Antonio to Baltimore is Frontier. Flights from Frontier traveling this route typically cost $485.42 RT. This price is typically 26% cheaper than other airlines that offer San Antonio to Baltimore flights. When booking this route, the cheapest RT price found was $192. San Antonio Airport is the most common San Antonio airport to take off from when flying to Baltimore. Baltimore/Washington Airport is the most popular arrival airport in Baltimore. When flying from San Antonio to Baltimore, Frontier flights are 7% more popular than any other airline flying that same route.

Cheap Spirit Airlines flights from San Antonio to Baltimore

Take a gander at the lowest prices we've found on Spirit Airlines flights from San Antonio to Baltimore. Deals are refreshing constantly so come back soon for more options.
  • If you’re traveling from San Antonio to Baltimore, one of the more common airlines traveling that route is Spirit Airlines. San Antonio to Baltimore flights are typically 49% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $161.78 RT. The cheapest Spirit Airlines flight found for this route was $85. When traveling from San Antonio to Baltimore on Spirit Airlines, the most popular airport to depart from is San Antonio Airport and the most popular airport to arrive at is Baltimore/Washington Airport. When flying from San Antonio to Baltimore, Spirit Airlines flights are -10% more popular than any other airline flying that same route.

Cheap San Antonio to Baltimore flights in September & October 2023

The best prices found for SAT to BWI flights for September, October
These are some of the most attractive deals on flights from San Antonio to Baltimore in 2023. Check back in a little while for more flight options.

San Antonio to Baltimore 2023 flight deals

Cheap flights to Baltimore from San Antonio found for this year
These are some of the most attractive deals on flights from San Antonio to Baltimore in 2023. Check back in a little while for more flight options.

Non-stop flights to Baltimore from San Antonio

Save time with San Antonio to Baltimore direct flight deals
Consider booking one of these non-stop flights heading from San Antonio to Baltimore. If you're looking for other options for flights from San Antonio to Baltimore, make sure to update the search form at the top of page.

San Antonio to Baltimore flights leaving soon

Late deals on return flights to Baltimore from San Antonio, departing today and this week
Have a look at some of the flights available from San Antonio to Baltimore departing last-minute. To prevent any unwanted surprises, users should verify their flight info before booking.

One-way flights to Baltimore from San Antonio

The cheapest one-way flights from San Antonio to Baltimore
Users traveling one-way from San Antonio to Baltimore can select one of these great deals. Users can also find round-trip San Antonio to Baltimore flights by using the search form above.

Find flights from San Antonio to Baltimore within your budget

Use the slider to find flights from San Antonio to Baltimore that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$79 - $128

Route

Depart

Return

Price

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Sat 10/14

Nonstop3h 20m

Baltimore/Washington

Wed 10/18

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Mon 10/9

Nonstop3h 20m

Baltimore/Washington

Tue 10/10

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Thu 11/2

Nonstop3h 20m

Baltimore/Washington

Wed 11/8

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Tue 10/31

1 stop28h 01m

Baltimore/Washington

Wed 11/8

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Wed 10/25

Nonstop3h 20m

Baltimore/Washington

Sun 10/29

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Tue 10/10

1 stop6h 42m

Baltimore/Washington

Thu 10/12

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Wed 10/11

1 stop9h 42m

Baltimore/Washington

Thu 10/12

Nonstop3h 47m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Wed 11/1

Nonstop3h 20m

Baltimore/Washington

Wed 11/8

1 stop9h 16m

San AntonioBaltimore/Washington

SAT - BWI

SATBWI

San Antonio

Fri 11/10

1 stop9h 37m

Baltimore/Washington

Sat 11/18

1 stop14h 16m

Flights are sorted by cheapest first

Deals found on 9/27

Reviews of airlines servicing Baltimore

Peruse reviews from past customers who have flown with Frontier and Spirit Airlines 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
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

Southwest
7.6
Good
1,521 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

Spirit Airlines
6.3
Okay
1,483 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

Boarding staff was funny which was comforting in my time of grief. As I went to San Antonio for my dads funeral. Flight and staff were amazing. Unlike United that uses a much smaller carry on size. Seats were comfortable and the plane had a usb charger unlike United.

Related info for your journey

Useful info, stats and facts about San Antonio to Baltimore flights.

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 are 5 flights from San Antonio (SAT) to Baltimore/Washington (BWI) per day to choose from. Flights to Baltimore from San Antonio are available from 5 different airlines, which means you should have some options if you want to compare airfare deals. 3h 17m is how long a nonstop flight from San Antonio to Baltimore/Washington typically takes.

Can I find flights from San Antonio to Baltimore for under $100 on Cheapflights?

Yes, there are multiple flights from San Antonio to Baltimore for under $100. The cheapest flight booked recently is on Spirit Airlines for just $79, but on average you can expect to pay $97.

Are there nonstop flights from San Antonio to Baltimore for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from San Antonio to Baltimore under $100. A good price for a nonstop flight from San Antonio to Baltimore is less than $106.

Are there last-minute flights available from San Antonio to Baltimore for under $100?

There are currently 20+ open flights from San Antonio to Baltimore within the next 7 days for less than $100.

What days are nonstop flights available from San Antonio to Baltimore?

You can find nonstop flights on the following days: Friday, Saturday.

How many flights depart from San Antonio to Baltimore on average per day?

3 flight departures from San Antonio to Baltimore per day on average.
Early Morning (Midnight to 6am) - 33% of flight departures
Afternoon (Noon - 6pm) - 67% of flight departures

How long is the flight from San Antonio to Baltimore?

There are many flights that can get you from San Antonio to Baltimore in 3h 20m. Fly via Spirit Airlines to get the fastest option. The distance between San Antonio and Baltimore is about 1413 mi. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from San Antonio to Baltimore round-trip?

Currently priced at $79, 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. Spirit Airlines is 82% cheaper than the average price of flights available within the next 90 days to this destination.

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

What are the cheapest flights from San Antonio to Baltimore?

On average you can expect to pay $114 for a flight from San Antonio to Baltimore. The cheapest flight overall is $45 while the most popular route, (San Antonio - Baltimore/Washington) is currently priced at $79.

What does SAT to BWI mean?

SAT and BWI are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SAT to BWI refers to a flight route from San Antonio Airport to Baltimore/Washington Airport.

Other flights from San Antonio

Alternative routes for San Antonio to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from San Antonio to Baltimore

The chart below displays the airlines Cheapflights users traveling from San Antonio to Baltimore choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$162FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$145Average$277FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$192Average$485FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$273Average$519FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$276Average$392FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Hourly flight availability from San Antonio to Baltimore

See what time of day planes typically take off from San Antonio to Baltimore
7%of flight departuresEarly morningMidnight to 6 am
69%of flight departuresMorning6 am to noon
24%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Antonio to Baltimore

See how many times per day planes take to the skies headed from San Antonio to Baltimore
Sunday5daily flights
Monday6daily flights
Tuesday6daily flights
Wednesday6daily flights
Thursday6daily flights
Friday6daily flights
Saturday2daily flights

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights from San Antonio to Baltimore?

When you search for this flight from San Antonio to Baltimore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Baltimore?

Millions of users choose and trust Cheapflights to book the best flight deals from San Antonio to Baltimore for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Antonio to Baltimore with no change fees?

Need flexible booking options for your flight to Baltimore from San Antonio? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Antonio to Baltimore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which essentially offers users the ability to be notified when flight prices change. Track prices for your flight to Baltimore from San Antonio today and book when you’re ready!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.