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$124+ 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SAT
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Birmingham to San Antonio are usually found in September or July, booked 37 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Find 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 octubre 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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.
mar. 11/189:21 amBHM - SAT
1 stop6h 15mAmerican Airlines
mar. 11/254:30 pmSAT - BHM
1 stop6h 38mAmerican Airlines
Deal found 10/28$297
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 12/315:00 pmBHM - SAT
1 stop5h 48mUnited Airlines
dom. 1/45:15 amSAT - BHM
1 stop4h 07mUnited Airlines
Deal found 10/28$307
This American Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 12/17:15 pmBHM - SAT
1 stop4h 35mAmerican Airlines
mié. 12/37:21 amSAT - BHM
1 stop5h 45mAmerican Airlines
Deal found 10/27$332
This Southwest deal was found by Cheapflights users on 10/27. 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.
mié. 12/105:35 amBHM - SAT
2 stops6h 35mSouthwest
dom. 12/145:55 amSAT - BHM
1 stop4h 30mSouthwest
Deal found 10/27$337
This Delta deal was found by Cheapflights users on 10/26. 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.
mié. 11/196:07 pmBHM - SAT
1 stop6h 31mDelta
dom. 11/235:15 amSAT - BHM
1 stop4h 45mDelta
Deal found 10/26$342
This Southwest deal was found by Cheapflights users on 10/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/207:25 pmBHM - SAT
1 stop4h 40mSouthwest
lun. 12/225:15 pmSAT - BHM
1 stop7h 10mSouthwest
Deal found 10/26$349
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/217:31 amBHM - SAT
1 stop8h 49mUnited Airlines
sáb. 11/295:30 amSAT - BHM
1 stop3h 54mUnited Airlines
Deal found 10/27$377
This Delta deal was found by Cheapflights users on 10/29. 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.
jue. 11/206:15 amBHM - SAT
1 stop4h 25mDelta
dom. 11/235:15 amSAT - BHM
1 stop4h 45mDelta
Deal found 10/29$387
This Southwest deal was found by Cheapflights users on 10/28. 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.
dom. 12/215:00 pmBHM - SAT
1 stop8h 20mSouthwest
dom. 12/285:30 amSAT - BHM
1 stop6h 05mSouthwest
Deal found 10/28$407

Cheap 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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$297
(American Airlines)

One-way from

$124
(Delta)

Popular in

April

Cheapest in

September

Average price

$425
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. 11% potential increase in price ($47 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 October 2025
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 octubre 29, 2025.
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

mar. 11/18

9:21 am-3:36 pm

1 stop6h 15m

San Antonio

mar. 11/25

4:30 pm-11:08 pm

1 stop6h 38m

$297

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

mié. 12/31

5:00 pm-10:48 pm

1 stop5h 48m

San Antonio

dom. 1/4

5:15 am-9:22 am

1 stop4h 07m

$307

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

jue. 12/11

9:00 am-3:30 pm

1 stop6h 30m

San Antonio

dom. 1/4

5:15 am-9:22 am

1 stop4h 07m

$332

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

mié. 12/10

5:35 am-12:10 pm

2 stops6h 35m

San Antonio

dom. 12/14

5:55 am-10:25 am

1 stop4h 30m

$337

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

mié. 11/19

6:07 pm-12:38 am

1 stop6h 31m

San Antonio

dom. 11/23

5:15 am-10:00 am

1 stop4h 45m

$342

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

sáb. 12/20

7:25 pm-12:05 am

1 stop4h 40m

San Antonio

lun. 12/22

5:15 pm-12:25 am

1 stop7h 10m

$349

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

vie. 11/21

7:31 am-4:20 pm

1 stop8h 49m

San Antonio

sáb. 11/29

5:30 am-9:24 am

1 stop3h 54m

$377

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

jue. 11/20

6:15 am-10:40 am

1 stop4h 25m

San Antonio

dom. 11/23

5:15 am-10:00 am

1 stop4h 45m

$387

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

dom. 12/21

4:10 pm-12:15 am

1 stop8h 05m

San Antonio

dom. 12/28

8:00 am-11:35 am

1 stop3h 35m

$407

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

mié. 11/19

6:35 am-2:30 pm

2 stops7h 55m

San Antonio

dom. 11/23

7:50 pm-11:20 pm

1 stop3h 30m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 21 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Birmingham, Alabama-San Antonio flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 24, 2025.

To ensure you get the cheapest price possible for a flight from Birmingham, Alabama to San Antonio, you should look to book at least 37 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 $253). 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 BHM to SAT?

Find hourly flight availability from Birmingham to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 29, 2025.

One of the essential ways to save on airfare from Birmingham, Alabama to San Antonio is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 5% on airfare.

What is the cheapest day to fly from Birmingham, Alabama to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Birmingham to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Birmingham, Alabama to San Antonio flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Birmingham, Alabama to San Antonio?

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 octubre 29, 2025.
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
4,241 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,992 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,999 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 5h 48m. 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 35% below the average price you’ll pay for this route.

  • 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 $253). 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$248Average$381FlexibilityNo cancel feeOn-time63%
DeltaCheapest$248Average$331FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$389FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$429FlexibilityNo cancel feeOn-time71%

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