$106+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BWI
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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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 October, booked 49 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from San Antonio to Baltimore
Cheapest
Best
Last-minute
One-way
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 June 5, 2026.
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 June 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/109:51 am
SAT
- BWI
1 stop22h 03m
Frontier
Tue 8/119:37 pm
BWI
- SAT
2 stops24h 00m
Frontier
Deal found 6/4![Frontier logo]()
$295
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:51 am
SAT
- BWI
1 stop22h 03m
Frontier
Fri 8/149:38 pm
BWI
- SAT
1 stop19h 03m
Frontier
Deal found 6/2![Frontier logo]()
$304
This Expedia deal was found by Cheapflights users on 6/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:51 am
SAT
- BWI
1 stop13h 32m
Frontier
Sun 8/96:25 am
BWI
- SAT
1 stop27h 31m
Frontier
Deal found 6/1![Frontier logo]()
$310
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Thu 8/137:00 am
SAT
- BWI
1 stop7h 14m
American Airlines
Mon 8/176:00 am
BWI
- SAT
1 stop6h 32m
American Airlines
Deal found 6/1![American Airlines logo]()
$313
This Frontier deal was found by Cheapflights users on 5/31. 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.
Sat 7/114:26 pm
SAT
- BWI
1 stop6h 57m
Frontier
Sun 7/199:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 5/31![Frontier logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/154:26 pm
SAT
- BWI
1 stop6h 57m
Multiple Airlines
Sat 8/229:42 am
BWI
- SAT
2 stops8h 16m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/294:53 pm
SAT
- BWI
2 stops16h 52m
Multiple Airlines
Sun 8/26:25 am
BWI
- SAT
1 stop27h 31m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$326
This Expedia deal was found by Cheapflights users on 6/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:51 am
SAT
- BWI
1 stop13h 32m
Frontier
Thu 7/239:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 6/4![Frontier logo]()
$329
This Expedia deal was found by Cheapflights users on 6/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:22 pm
SAT
- BWI
1 stop15h 32m
Frontier
Sat 7/116:25 am
BWI
- SAT
1 stop10h 16m
Frontier
Deal found 6/1![Frontier logo]()
$348
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:22 pm
SAT
- BWI
1 stop27h 34m
Frontier
Sun 6/219:30 pm
BWI
- SAT
1 stop19h 07m
Frontier
Deal found 6/2![Frontier logo]()
$350
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 6/306:01 am
SAT
- BWI
1 stop6h 02m
American Airlines
Tue 9/16:00 am
BWI
- SAT
1 stop6h 32m
American Airlines
Deal found 6/1![American Airlines logo]()
$352
Best flights from San Antonio to BaltimoreDiscover 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 June 5, 2026.
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 June 5, 2026.
This Southwest deal was found by Cheapflights users on 5/31. 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.
Wed 7/2212:00 pm
SAT
- BWI
2 stops7h 15m
Southwest
Mon 7/278:20 am
BWI
- SAT
1 stop7h 20m
Southwest
Deal found 5/31![Southwest logo]()
$420
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1612:04 pm
SAT
- BWI
1 stop5h 19m
Delta
Sat 7/185:31 pm
BWI
- SAT
1 stop5h 51m
Delta
Deal found 6/4![Delta logo]()
$477
This Southwest deal was found by Cheapflights users on 6/1. 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.
Wed 7/1512:05 pm
SAT
- BWI
1 stop7h 00m
Southwest
Tue 7/215:20 pm
BWI
- SAT
2 stops7h 25m
Southwest
Deal found 6/1![Southwest logo]()
$430
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:22 pm
SAT
- BWI
1 stop7h 56m
Delta
Sun 8/97:00 am
BWI
- SAT
1 stop5h 10m
Delta
Deal found 6/1![Delta logo]()
$495
This Southwest deal was found by Cheapflights users on 6/4. 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.
Fri 7/315:20 am
SAT
- BWI
2 stops7h 05m
Southwest
Tue 8/48:15 am
BWI
- SAT
2 stops7h 20m
Southwest
Deal found 6/4![Southwest logo]()
$469
This Southwest deal was found by Cheapflights users on 6/4. 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.
Thu 7/165:10 am
SAT
- BWI
Nonstop3h 20m
Southwest
Sun 7/198:15 am
BWI
- SAT
Nonstop3h 30m
Southwest
Deal found 6/4![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 6/3. 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.
Thu 7/303:45 pm
SAT
- BWI
1 stop4h 45m
Southwest
Mon 8/38:50 pm
BWI
- SAT
Nonstop3h 35m
Southwest
Deal found 6/3![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 6/2. 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.
Wed 11/44:30 pm
SAT
- BWI
1 stop5h 20m
Southwest
Sun 11/86:05 pm
BWI
- SAT
1 stop5h 05m
Southwest
Deal found 6/2![Southwest logo]()
$523
Last-minute flights from San Antonio to BaltimoreDiscover last-minute flight deals from San Antonio to Baltimore. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Baltimore. Data last updated June 5, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:22 pm
SAT
- BWI
1 stop27h 34m
Frontier
Sun 6/219:30 pm
BWI
- SAT
1 stop19h 07m
Frontier
Deal found 6/2![Frontier logo]()
$350
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 6/306:01 am
SAT
- BWI
1 stop6h 02m
American Airlines
Tue 9/16:00 am
BWI
- SAT
1 stop6h 32m
American Airlines
Deal found 6/1![American Airlines logo]()
$352
This Expedia deal was found by Cheapflights users on 6/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:22 pm
SAT
- BWI
1 stop15h 32m
Frontier
Sat 7/116:25 am
BWI
- SAT
1 stop10h 16m
Frontier
Deal found 6/1![Frontier logo]()
$348
This Frontier deal was found by Cheapflights users on 5/31. 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.
Sat 7/114:26 pm
SAT
- BWI
1 stop6h 57m
Frontier
Sun 7/199:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 5/31![Frontier logo]()
$324
This Expedia deal was found by Cheapflights users on 6/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:26 pm
SAT
- BWI
1 stop6h 57m
Frontier
Thu 7/166:25 am
BWI
- SAT
1 stop27h 31m
Frontier
Deal found 6/4![Frontier logo]()
$353
This Frontier deal was found by Cheapflights users on 5/31. 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.
Sat 7/114:26 pm
SAT
- BWI
1 stop6h 57m
Frontier
Sat 7/186:25 am
BWI
- SAT
1 stop10h 16m
Frontier
Deal found 5/31![Frontier logo]()
$369
This Expedia deal was found by Cheapflights users on 6/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:51 am
SAT
- BWI
1 stop13h 32m
Frontier
Thu 7/239:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 6/4![Frontier logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/294:53 pm
SAT
- BWI
2 stops16h 52m
Multiple Airlines
Sun 8/26:25 am
BWI
- SAT
1 stop27h 31m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/294:53 pm
SAT
- BWI
2 stops16h 52m
Multiple Airlines
Sat 8/112:25 pm
BWI
- SAT
1 stop22h 24m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$370
One-way flights from San Antonio to BaltimoreSearch for one-way flight options from San Antonio to Baltimore. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
Search for one-way flight options from San Antonio to Baltimore. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 9/24:53 pm
SAT
- BWI
2 stops15h 46m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/294:53 pm
SAT
- BWI
2 stops16h 52m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/297:51 pm
SAT
- BWI
2 stops34h 54m
Frontier
Deal found 6/4![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/15:38 pm
SAT
- BWI
2 stops16h 07m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/3111:30 am
SAT
- BWI
2 stops21h 09m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$146
This Frontier deal was found by Cheapflights users on 6/2. 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.
Sat 8/14:26 pm
SAT
- BWI
1 stop6h 57m
Frontier
Deal found 6/2![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/295:38 pm
SAT
- BWI
2 stops15h 01m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/311:30 am
SAT
- BWI
2 stops22h 15m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$157
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 June 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $295 (Kiwi.com) |
One-way from | $106 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $450 |
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 June 5, 2026.
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
Cheapest round-trip
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Wed 7/22
12:00 pm-8:15 pm
2 stops7h 15m
Baltimore/Washington
Mon 7/27
8:20 am-2:40 pm
1 stop7h 20m
$420
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Wed 7/15
12:05 pm-8:05 pm
1 stop7h 00m
Baltimore/Washington
Tue 7/21
5:20 pm-11:45 pm
2 stops7h 25m
$430
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Fri 7/31
5:20 am-1:25 pm
2 stops7h 05m
Baltimore/Washington
Tue 8/4
8:15 am-2:35 pm
2 stops7h 20m
$469
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Thu 7/16
12:04 pm-6:23 pm
1 stop5h 19m
Baltimore/Washington
Sat 7/18
5:31 pm-10:22 pm
1 stop5h 51m
$477
Quickest round-trip
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Thu 7/16
5:10 am-9:30 am
Nonstop3h 20m
Baltimore/Washington
Sun 7/19
8:15 am-10:45 am
Nonstop3h 30m
$477
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Thu 7/30
3:45 pm-9:30 pm
1 stop4h 45m
Baltimore/Washington
Mon 8/3
8:50 pm-11:25 pm
Nonstop3h 35m
$477
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Thu 8/6
2:22 pm-11:18 pm
1 stop7h 56m
Baltimore/Washington
Sun 8/9
7:00 am-11:10 am
1 stop5h 10m
$495
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Wed 11/4
4:30 pm-10:50 pm
1 stop5h 20m
Baltimore/Washington
Sun 11/8
6:05 pm-10:10 pm
1 stop5h 05m
$523
Cheapest one-way
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Wed 6/24
7:40 am-3:58 pm
1 stop7h 18m
$218
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Mon 6/29
4:00 pm-11:18 pm
1 stop6h 18m
$218
Showing 1-10 of 17 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Baltimore flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SAT-BWI
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 48 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 $318). Flying from San Antonio to Baltimore in December is currently the most expensive (average of $538). 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 June 5, 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 60% on your trip compared to booking a flight at noon.
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
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 June 5, 2026.
Read through reviews of airlines operating flights from San Antonio to Baltimore, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
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Top 5 airlines flying from San Antonio to Baltimore
Discover the top 5 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 June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$154 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$450 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$462 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$297 | Average$521 | FlexibilityNo cancel fee | On-time63% |