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Uncover the best deals on Baltimore to San Antonio flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest BWI - SAT Flights
Useful information for finding best airline tickets from Baltimore/Washington International Thurgood Marsha to San Antonio International on your next trip.
Cheapest Round Trip Flight
$904
Southwest Airlines
• 1 stop
• 10h 15m
Jul 22 – Jul 23
The cheapest round trip flight from Baltimore to San Antonio (BWI-SAT-BWI) is currently $904
Cheapest Direct Flight
$420
Southwest Airlines
• nonstop
• 5h 35m
Aug 02
The cheapest nonstop flight from Baltimore to San Antonio (BWI-SAT) is currently $420
Fastest Flight
5h 30m
The fastest nonstop flight from Baltimore to San Antonio (BWI-SAT) takes 5h 30m
Top Airlines Flying from Baltimore to San Antonio
Latest Flight Deals from Baltimore (BWI) to San Antonio (SAT)
Compare and book low fare round-trip air tickets from Baltimore to San Antonio. Ideal for travelers with confirmed return itineraries.
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
10h 15m
6:30 PM - 11:45 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
15h 20m
3:00 PM - 11:20 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
10h 35m
1:05 PM - 6:40 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
12h 35m
4:50 PM - 11:45 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
15h 20m
2:40 PM - 11:00 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Flying to San Antonio soon? We've surfaced some of the most affordable last-minute flights from Baltimore to San Antonio, ideal for urgent plans or spontaneous trips.
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
10h 15m
6:30 PM - 11:45 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
15h 20m
3:00 PM - 11:20 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
10h 35m
1:05 PM - 6:40 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
12h 35m
4:50 PM - 11:45 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
15h 20m
2:40 PM - 11:00 PM • 1 stop
Baltimore → San Antonio
7h 25m
3:45 PM - 9:30 PM • 1 stop
Southwest Airlines
Looking for the fastest way to San Antonio? These direct flight options from BWI to SAT offer both convenience and value—no layovers, just straight to your destination.
Aug 02 - Aug 09, Economy
Baltimore → San Antonio
5h 35m
10:40 PM - 1:15 AM • nonstop
Baltimore → San Antonio
5h 20m
2:45 PM - 7:05 PM • nonstop
Southwest Airlines
Aug 02 - Aug 09, Economy
Baltimore → San Antonio
5h 30m
8:15 AM - 10:45 AM • nonstop
Baltimore → San Antonio
5h 20m
5:00 AM - 9:20 AM • nonstop
Southwest Airlines
Aug 01 - Aug 08, Economy
Baltimore → San Antonio
5h 35m
8:35 PM - 11:10 PM • nonstop
Baltimore → San Antonio
5h 20m
6:00 AM - 10:20 AM • nonstop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
5h 40m
7:00 PM - 9:40 PM • nonstop
Baltimore → San Antonio
5h 20m
5:10 AM - 9:30 AM • nonstop
Southwest Airlines
Jul 22 - Jul 23, Economy
Baltimore → San Antonio
5h 30m
8:15 AM - 10:45 AM • nonstop
Baltimore → San Antonio
5h 25m
11:25 AM - 3:50 PM • nonstop
Southwest Airlines
FAQs on Baltimore to San Antonio Flights
What are the airports in Baltimore?
IAD,BWI,DCA
What’s the most popular airline flying from BWI to SAT?
The most popular airline flying from Baltimore to San Antonio are
Can I fly from BWI to SAT non-stop?
Yes, you can fly BWI to SAT non-stop on
Which airlines fly nonstop between Baltimore and San Antonio?
The non-stop flights between Baltimore and San Antonio are .
What’s the earliest departure time from BWI to SAT Airport?
The earliest flight leaves BWI at 6:50 am and lands in SAT - San Antonio International
What are the airports in San Antonio?
SAT
Can I make changes to my Baltimore to San Antonio flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BWI to SAT?
Read the fare rules of the Baltimore to San Antonio air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Baltimore and San Antonio?
operate flights between Baltimore and San Antonio
How long does a flight from Baltimore to San Antonio take?
It takes approximately 3 hour to fly non-stop from BWI to SAT, which is 1407.15 miles by air.
Which airlines provide the cheapest flights from Baltimore (BWI) to San Antonio (SAT) ?
In the past couple of days, the cheapest tickets to SAT from BWI were found on WN : USD 904
Do I need a passport to fly between BWI and SAT?
No
What’s the latest departure time from BWI to SAT ?
The last flight leaves BWI at 10:40 pm
Baltimore (BWI) to San Antonio (SAT): Airport Information
| Origin Airport | Baltimore/Washington International Thurgood Marsha, Baltimore, US |
| Destination Airport | San Antonio International , San Antonio, US |
| Distance | 1407 miles |
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