Cheap Flights from San Antonio, TX to Baltimore, MD from $57

On Cheapflightsplus.com you will find 2 direct and 300 connecting flights from San Antonio to Baltimore. You can compare airfare deals from 6 airlines and multiple travel sites from $57, book and save on cheap plane tickets and last minute offers. Also check out SAT-BWI flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Antonio to Baltimore depends on and how to choose the most interesting flight option for you.

Distance between San Antonio and Baltimore is 2263 miles. Time difference between the cities is 1h. Airplanes depart 05:15 to 22:57 from 5 San Antonio airports and arrive 05:15 to 22:57 to 4 Baltimore airports. Average flight time is 3h 25m.

  • The fastest flight 3h 24m
  • Average flight time 3h 25m
  • The earliest flight 05:15
  • The latest flight 22:57
  • Distance 1407 ml

The cheapest months to travel to Baltimore are july (from 57 $), august (from 57 $), october (from 100 $).

The most expensive months are february (from 468 $), september (from 100 $), october (from 100 $).

What is the lowest airfare San Antonio to Baltimore?

The cheapest plane ticket found by our users is $57. This airfare is for economy class on one-way NK1672 flight by Spirit Airlines for August 7, 2025 which leaves San Antonio in San Antonio at 10:20 am and arrives at Baltimore Balt/Wash Intl at 14:44.

Economy class
$57
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Business class
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First class
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Flight Schedule San Antonio (Texas) to Baltimore (Maryland)

05:20 — 20:30
14h 10m flight time
Find flight
from$120
05:20 — 09:06 San Antonio — Orlando
NK447 Spirit Airlines
9h 5m stop
18:11 — 20:30 Orlando — Baltimore
NK1092 Spirit Airlines
05:20 — 23:27
17h 7m flight time
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from$120
05:20 — 09:06 San Antonio — Orlando
NK447 Spirit Airlines
12h 3m stop
21:09 — 23:27 Orlando — Baltimore
NK963 Spirit Airlines
06:00 — 00:10+1day
17h 10m flight time
Find flight
from$91
06:00 — 06:44 San Antonio — Las Vegas
NK1059 Spirit Airlines
9h 44m stop
16:28 — 00:10 Las Vegas — Baltimore
NK2382 Spirit Airlines
10:20 — 14:44
3h 24m flight time
Find flight
from$57
San Antonio — Baltimore
NK1672 Spirit Airlines
10:33 — 14:58
3h 25m flight time
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from$57
San Antonio — Baltimore
NK2424 Spirit Airlines
12:09 — 19:25
6h 16m flight time
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from$91
12:09 — 15:34 San Antonio — Atlanta
NK1197 Spirit Airlines
2h 1m stop
17:35 — 19:25 Atlanta — Baltimore
NK1312 Spirit Airlines
12:09 — 00:34+1day
11h 25m flight time
Find flight
from$91
12:09 — 15:34 San Antonio — Atlanta
NK1197 Spirit Airlines
7h 11m stop
22:45 — 00:34 Atlanta — Baltimore
NK1911 Spirit Airlines
12:09 — 16:51+1day
27h 42m flight time
Find flight
from$107
12:09 — 15:34 San Antonio — Atlanta
NK1197 Spirit Airlines
23h 28m stop
15:02 — 16:51 Atlanta — Baltimore
NK3393 Spirit Airlines
12:20 — 23:12
9h 52m flight time
Find flight
from$91
12:20 — 15:36 San Antonio — Tampa
NK1240 Spirit Airlines
5h 21m stop
20:57 — 23:12 Tampa — Baltimore
NK1596 Spirit Airlines
14:11 — 05:33+1day
14h 22m flight time
Find flight
from$116
14:11 — 15:31 San Antonio — Los Angeles
NK1274 Spirit Airlines
6h 10m stop
21:41 — 05:33 Los Angeles — Baltimore
NK1835 Spirit Airlines
14:55 — 18:04+1day
26h 9m flight time
Find flight
from$119
14:55 — 16:23 San Antonio — Denver
F92355 Frontier Airlines
20h 9m stop
12:32 — 18:04 Denver — Baltimore
F92706 Frontier Airlines
14:57 — 23:55
7h 58m flight time
Find flight
from$123
14:57 — 18:12 San Antonio — Tampa
NK2161 Spirit Airlines
3h 28m stop
21:40 — 23:55 Tampa — Baltimore
NK2448 Spirit Airlines
16:20 — 05:43+1day
12h 23m flight time
Find flight
from$96
16:20 — 17:20 San Antonio — Las Vegas
NK2702 Spirit Airlines
5h 4m stop
22:24 — 05:43 Las Vegas — Baltimore
NK3172 Spirit Airlines
17:38 — 00:25+1day
5h 47m flight time
Find flight
from$103
17:38 — 21:22 San Antonio — Atlanta
F94810 Frontier Airlines
1h 4m stop
22:26 — 00:25 Atlanta — Baltimore
F92510 Frontier Airlines
19:38 — 06:05+1day
9h 27m flight time
Find flight
from$116
19:38 — 20:38 San Antonio — Las Vegas
NK1587 Spirit Airlines
2h 9m stop
22:47 — 06:05 Las Vegas — Baltimore
NK1674 Spirit Airlines
Full flight schedule will help you in detecting at what time planes fly from San Antonio to Baltimore. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on January 15, 2026.

Popular Airlines on the Route

The flight San Antonio — Baltimore is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 12 departures per week at the price of from $ 279 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 6731.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is NK1672 by Spirit Airlines takes 3h 24m and the cheapest is NK1672 by Spirit Airlines for $57.

  • NK - Spirit Airlines
    from $57
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Connecting Flights

There are 300 flights with layovers on the route. The fastest connecting flight is UA1494 by United Airlines takes 5h 14m and the cheapest is NK1672 by Spirit Airlines for $91.

  • AS - Alaska Airlines
    from $279
    Find
  • F9 - Frontier Airlines
    from $103
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  • SY - Sun Country Airlines
    from $147
    Find
  • HA - Hawaiian Airlines
    from $270
    Find
  • UA - United Airlines
    from $228
    Find
  • NK - Spirit Airlines
    from $91
    Find
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Airports

You can fly from San Antonio to Baltimore from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).

San Antonio airports

  • Randolph AFB-RND
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  • Martindale AAF-MDA
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  • San Antonio-SAT
    from $57
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  • Kelly AFB-SKF
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  • Stinson Municipal-SSF
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Baltimore airports

  • Baltimore Rail-ZBP
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  • Balt/Wash Intl-BWI
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  • Baltimore Greenbelt T-GBO
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  • Glenn L Martin-MTN
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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