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$149+ Cheap flights from Birmingham, AL to San Antonio (BHM - SAT)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SAT
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Birmingham to San Antonio

Cheapest flights from Birmingham to San Antonio
Explore the most affordable flight options available from Birmingham to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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.
Sat 2/283:36 pm
BHM
-
SAT
1 stop4h 49m
Delta
Wed 3/45:30 am
SAT
-
BHM
1 stop4h 45m
Delta
Deal found 1/26$297
This Delta deal was found by Cheapflights users on 1/27. 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.
Mon 3/25:22 pm
BHM
-
SAT
1 stop5h 06m
Delta
Wed 3/46:30 am
SAT
-
BHM
1 stop5h 35m
Delta
Deal found 1/27$309
This Southwest deal was found by Cheapflights users on 1/27. 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 3/25:05 am
BHM
-
SAT
1 stop4h 25m
Southwest
Wed 3/47:15 am
SAT
-
BHM
2 stops6h 45m
Southwest
Deal found 1/27$314
This Delta deal was found by Cheapflights users on 1/26. 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.
Tue 5/127:45 pm
BHM
-
SAT
1 stop4h 29m
Delta
Sat 5/165:30 am
SAT
-
BHM
1 stop4h 26m
Delta
Deal found 1/26$321
This Southwest deal was found by Cheapflights users on 1/25. 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 5/711:00 am
BHM
-
SAT
2 stops7h 45m
Southwest
Mon 5/113:20 pm
SAT
-
BHM
1 stop7h 10m
Southwest
Deal found 1/25$326
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 4/245:00 am
BHM
-
SAT
1 stop4h 36m
American Airlines
Tue 5/125:00 am
SAT
-
BHM
1 stop4h 06m
American Airlines
Deal found 1/27$332
This Delta deal was found by Cheapflights users on 1/27. 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.
Tue 2/176:00 pm
BHM
-
SAT
1 stop6h 35m
Delta
Fri 2/206:30 am
SAT
-
BHM
1 stop3h 45m
Delta
Deal found 1/27$342
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 3/144:55 pm
BHM
-
SAT
1 stop6h 02m
United Airlines
Tue 3/179:52 am
SAT
-
BHM
1 stop4h 06m
United Airlines
Deal found 1/26$344
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/171:17 pm
BHM
-
SAT
2 stops9h 35m
United Airlines
Sun 2/224:12 pm
SAT
-
BHM
1 stop5h 41m
United Airlines
Deal found 1/26$347
This Southwest deal was found by Cheapflights users on 1/25. 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 3/52:40 pm
BHM
-
SAT
1 stop8h 20m
Southwest
Sun 3/86:35 pm
SAT
-
BHM
1 stop3h 40m
Southwest
Deal found 1/25$354

Find flight deals from Birmingham to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) to San Antonio (SAT). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(Delta)

One-way from

$149
(Delta)

Popular in

April

Cheapest in

September

Average price

$350
Provider with most accurate pricing for Birmingham-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-San Antonio flights.
Search Deals
From Birmingham to San Antonio
Search Deals
One-way flight from Birmingham to San Antonio
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Birmingham to San Antonio 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 January 27, 2026.
Use the filters below to find and compare flights from Birmingham to San Antonio that are best for you.

Fly from

Birmingham

Fly to

San Antonio

Route

Depart

Return

Price

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Mon 3/2

5:22 pm-10:28 pm

1 stop5h 06m

San Antonio

Wed 3/4

6:30 am-12:05 pm

1 stop5h 35m

$309

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Thu 2/26

6:39 pm-12:35 am

1 stop5h 56m

San Antonio

Mon 3/2

5:30 am-10:15 am

1 stop4h 45m

$321

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Mon 2/23

5:41 pm-12:35 am

1 stop6h 54m

San Antonio

Mon 3/2

6:30 am-10:15 am

1 stop3h 45m

$321

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Fri 4/24

5:00 am-9:36 am

1 stop4h 36m

San Antonio

Tue 5/12

5:00 am-9:06 am

1 stop4h 06m

$332

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Tue 2/17

6:00 pm-12:35 am

1 stop6h 35m

San Antonio

Fri 2/20

5:30 am-10:15 am

1 stop4h 45m

$342

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Fri 4/24

5:20 am-9:46 am

1 stop4h 26m

San Antonio

Tue 5/12

2:10 pm-8:24 pm

1 stop6h 14m

$344

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Fri 4/3

4:20 pm-10:30 pm

1 stop6h 10m

San Antonio

Wed 4/8

5:10 am-10:01 am

1 stop4h 51m

$344

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Tue 2/17

1:17 pm-10:52 pm

2 stops9h 35m

San Antonio

Sun 2/22

4:12 pm-9:53 pm

1 stop5h 41m

$347

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Thu 3/5

2:40 pm-11:00 pm

1 stop8h 20m

San Antonio

Sun 3/8

6:35 pm-10:15 pm

1 stop3h 40m

$354

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

Mon 3/2

11:40 am-8:20 pm

2 stops8h 40m

San Antonio

Wed 3/4

7:15 am-2:00 pm

2 stops6h 45m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 20 results
1
2

Compare providers for flights from Birmingham to San Antonio

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 Birmingham to San Antonio in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Birmingham, Alabama-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham, Alabama-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham, Alabama-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham, Alabama-San Antonio 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 Birmingham, Alabama-San Antonio 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 Birmingham to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Birmingham with our price prediction graph.
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 Birmingham to San Antonio

How far ahead should I book a flight from Birmingham, Alabama to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Birmingham to San Antonio. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Birmingham, Alabama to San Antonio, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Birmingham, Alabama to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to San Antonio (average of $91). Flying from Birmingham, Alabama to San Antonio in March is currently the most expensive (average of $255). 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from Birmingham to San Antonio, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,118 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,205 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,197 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Birmingham to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Birmingham, Alabama to San Antonio?

    Departing from Birmingham, Alabama to San Antonio will take you 4h 36m. There are 743 mi between Birmingham, Alabama and San Antonio. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Birmingham, Alabama to San Antonio round-trip?

    Southwest, at $248, was found to be the cheapest airline from Birmingham, Alabama to San Antonio.Alternate airlines to your destination round-trip include Delta and United Airlines. Southwest is currently priced 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Birmingham, Alabama to San Antonio one-way?

    $127 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $135 and $149, respectively.

  • Can I find deals for flights from Birmingham to San Antonio that include hotel bookings?

    Yes. In addition to deals on Birmingham to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Birmingham to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Birmingham to San Antonio.

  • Can I find deals for business class flights from Birmingham to San Antonio?

    Yes. Cheapflights offers flight deals from Birmingham to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Birmingham, Alabama to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to San Antonio (average of $91). Flying from Birmingham, Alabama to San Antonio in March is currently the most expensive (average of $255). 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.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Birmingham to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Birmingham to San Antonio

Discover the top 4 airlines that operate flights from Birmingham to San Antonio. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$248Average$366FlexibilityNo cancel feeOn-time63%
DeltaCheapest$248Average$331FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$366FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$439FlexibilityNo cancel feeOn-time71%

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