$120+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BWI
Aug 18 — Aug 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 November or August, booked 20 days in advance, depart on a Thursday or Wednesday and return on a Wednesday
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 July 19, 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 July 19, 2026.
This Frontier deal was found by Cheapflights users on 7/15. 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 9/59:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 10/19:52 pm
BWI
- SAT
1 stop12h 10m
Frontier
Deal found 7/15![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 8/79:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/15![Frontier logo]()
$245
This Expedia deal was found by Cheapflights users on 7/14. 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 08m
Frontier
Sun 8/99:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 7/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Fri 8/2811:09 am
BWI
- SAT
1 stop22h 47m
Frontier
Deal found 7/14![Frontier logo]()
$255
This CheapOair deal was found by Cheapflights users on 7/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Sun 8/306:24 am
BWI
- SAT
1 stop27h 32m
Frontier
Deal found 7/15![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 7/14. 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.
Mon 8/109:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 7/14. 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
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 7/14. 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.
Mon 8/109:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Sun 8/169:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$269
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 9/189:57 am
SAT
- BWI
1 stop7h 35m
Frontier
Sun 9/209:52 pm
BWI
- SAT
1 stop12h 10m
Frontier
Deal found 7/15![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 7/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Fri 8/216:24 am
BWI
- SAT
1 stop27h 32m
Frontier
Deal found 7/15![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 9/49:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 10/19:52 pm
BWI
- SAT
1 stop12h 10m
Frontier
Deal found 7/15![Frontier logo]()
$291
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 July 19, 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 July 19, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Wed 8/265:30 am
SAT
- BWI
1 stop5h 15m
United Airlines
Mon 8/311:00 pm
BWI
- SAT
2 stops10h 39m
United Airlines
Deal found 7/14![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 7/16. 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.
Mon 8/103:30 pm
SAT
- BWI
1 stop5h 20m
Southwest
Wed 8/127:45 am
BWI
- SAT
1 stop5h 35m
Southwest
Deal found 7/16![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 7/17. 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.
Wed 9/162:30 pm
SAT
- BWI
1 stop6h 00m
Delta
Thu 10/112:02 pm
BWI
- SAT
1 stop6h 01m
Delta
Deal found 7/17![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 7/17. 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 9/112:05 pm
SAT
- BWI
1 stop4h 45m
Southwest
Mon 9/144:30 pm
BWI
- SAT
2 stops6h 25m
Southwest
Deal found 7/17![Southwest logo]()
$369
This Southwest deal was found by Cheapflights users on 7/18. 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 8/205:35 am
SAT
- BWI
1 stop4h 45m
Southwest
Mon 8/244:30 pm
BWI
- SAT
2 stops6h 25m
Southwest
Deal found 7/18![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 7/14. 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.
Sun 8/165:15 am
SAT
- BWI
1 stop5h 27m
Delta
Tue 8/185:36 pm
BWI
- SAT
1 stop5h 58m
Delta
Deal found 7/14![Delta logo]()
$422
This Southwest deal was found by Cheapflights users on 7/15. 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 10/304:55 pm
SAT
- BWI
Nonstop3h 20m
Southwest
Sun 11/17:30 pm
BWI
- SAT
1 stop6h 25m
Southwest
Deal found 7/15![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 7/15. 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.
Sat 9/126:00 am
SAT
- BWI
Nonstop3h 20m
Southwest
Sun 9/205:40 pm
BWI
- SAT
2 stops6h 40m
Southwest
Deal found 7/15![Southwest logo]()
$422
This Southwest deal was found by Cheapflights users on 7/15. 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 9/255:25 am
SAT
- BWI
2 stops7h 55m
Southwest
Mon 9/285:20 pm
BWI
- SAT
1 stop6h 55m
Southwest
Deal found 7/15![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 7/16. 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.
Mon 8/1711:50 am
SAT
- BWI
Nonstop3h 20m
Southwest
Wed 8/193:30 pm
BWI
- SAT
Nonstop3h 30m
Southwest
Deal found 7/16![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 7/17. 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 10/2010:00 am
SAT
- BWI
2 stops6h 30m
Southwest
Fri 10/238:45 am
BWI
- SAT
1 stop7h 30m
Southwest
Deal found 7/17![Southwest logo]()
$435
Last-minute flights from San Antonio to BaltimoreDiscover last-minute flight deals from San Antonio to Baltimore. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Baltimore. Data last updated July 19, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/14. 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
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 7/14. 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
Sun 8/99:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 8/79:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/15![Frontier logo]()
$245
This Expedia deal was found by Cheapflights users on 7/14. 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 08m
Frontier
Sun 8/99:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 7/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:26 pm
SAT
- BWI
1 stop15h 28m
Frontier
Fri 8/143:21 pm
BWI
- SAT
1 stop25h 20m
Frontier
Deal found 7/14![Frontier logo]()
$306
This Frontier deal was found by Cheapflights users on 7/14. 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.
Mon 8/109:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Thu 8/139:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 7/14. 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.
Mon 8/109:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Sun 8/169:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/14![Frontier logo]()
$269
This CheapOair deal was found by Cheapflights users on 7/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Fri 8/216:24 am
BWI
- SAT
1 stop27h 32m
Frontier
Deal found 7/15![Frontier logo]()
$280
This Expedia deal was found by Cheapflights users on 7/16. 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 8/149:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Sun 8/169:28 pm
BWI
- SAT
1 stop12h 28m
Frontier
Deal found 7/16![Frontier logo]()
$296
This CheapOair deal was found by Cheapflights users on 7/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Fri 8/2811:09 am
BWI
- SAT
1 stop22h 47m
Frontier
Deal found 7/14![Frontier logo]()
$255
This CheapOair deal was found by Cheapflights users on 7/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Sun 8/306:24 am
BWI
- SAT
1 stop27h 32m
Frontier
Deal found 7/15![Frontier logo]()
$260
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 July 19, 2026.
Search for one-way flight options from San Antonio to Baltimore. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Frontier deal was found by Cheapflights users on 7/16. 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.
Wed 10/1410:34 am
SAT
- BWI
1 stop6h 58m
Frontier
Deal found 7/16![Frontier logo]()
$120
This Priceline deal was found by Cheapflights users on 7/15. 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 Priceline 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 7/15![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 7/18. 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.
Mon 9/149:57 am
SAT
- BWI
1 stop10h 00m
Frontier
Deal found 7/18![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:51 am
SAT
- BWI
1 stop22h 03m
Frontier
Deal found 7/15![Frontier logo]()
$129
This Expedia deal was found by Cheapflights users on 7/15. 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 8/149:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Deal found 7/15![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/155:38 pm
SAT
- BWI
3 stops36h 48m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 8/194:53 pm
SAT
- BWI
3 stops23h 50m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$144
This Frontier deal was found by Cheapflights users on 7/18. 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.
Fri 10/1610:34 am
SAT
- BWI
1 stop6h 58m
Frontier
Deal found 7/18![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 7/14. 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.
Mon 8/109:51 am
SAT
- BWI
1 stop13h 08m
Frontier
Deal found 7/14![Frontier logo]()
$150
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 July 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $240 (Frontier) |
One-way from | $120 (Frontier) |
Popular in | May |
Cheapest in | November |
Average price | $511 |
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 July 19, 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 8/26
5:30 am-11:45 am
1 stop5h 15m
Baltimore/Washington
Mon 8/31
1:00 pm-10:39 pm
2 stops10h 39m
$352
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Mon 8/10
3:30 pm-9:50 pm
1 stop5h 20m
Baltimore/Washington
Wed 8/12
7:45 am-12:20 pm
1 stop5h 35m
$357
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Wed 9/16
2:30 pm-9:30 pm
1 stop6h 00m
Baltimore/Washington
Thu 10/1
12:02 pm-5:03 pm
1 stop6h 01m
$369
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Fri 9/11
2:05 pm-7:50 pm
1 stop4h 45m
Baltimore/Washington
Mon 9/14
4:30 pm-9:55 pm
2 stops6h 25m
$369
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Thu 8/20
5:35 am-11:20 am
1 stop4h 45m
Baltimore/Washington
Mon 8/24
4:30 pm-9:55 pm
2 stops6h 25m
$380
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Fri 10/30
4:55 pm-9:15 pm
Nonstop3h 20m
Baltimore/Washington
Sun 11/1
7:30 pm-12:55 am
1 stop6h 25m
$417
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Sun 8/16
5:15 am-11:42 am
1 stop5h 27m
Baltimore/Washington
Tue 8/18
5:36 pm-10:34 pm
1 stop5h 58m
$422
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Sat 9/12
6:00 am-10:20 am
Nonstop3h 20m
Baltimore/Washington
Sun 9/20
5:40 pm-11:20 pm
2 stops6h 40m
$422
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Fri 9/25
5:25 am-2:20 pm
2 stops7h 55m
Baltimore/Washington
Mon 9/28
5:20 pm-11:15 pm
1 stop6h 55m
$424
Quickest round-trip
San AntonioBaltimore
SAT - BWI
SATBWI
San Antonio
Mon 8/17
11:50 am-4:10 pm
Nonstop3h 20m
Baltimore/Washington
Wed 8/19
3:30 pm-6:00 pm
Nonstop3h 30m
$427
Showing 1-10 of 22 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 July.
| 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 Accuracy3 stars | Trust Score*3 stars | |
| 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 19 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, October is the cheapest month in which you can book a flight from San Antonio to Baltimore (average of $376). Flying from San Antonio to Baltimore in May is currently the most expensive (average of $556). 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 July 19, 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 56% on your trip compared to booking a flight in the morning.
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 July 19, 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.
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Antonio
Popular flights
Alternative routes for San Antonio to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Baltimore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Baltimore by cabin class
Find flights from San Antonio to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Baltimore flights
Browse other San Antonio and Baltimore flight options. Last updated on July 19, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$203 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$210 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$233 | Average$450 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$491 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$344 | Average$516 | FlexibilityNo cancel fee | On-time63% |