HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$139+ 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SAT
mars 26 — avr. 21
mer. 3/26
mer. 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Birmingham to San Antonio 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 Birmingham to San Antonio are usually found in September or February, booked 70 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

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 mars 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(Mytrip)

One-way from

$139
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$401
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. 1% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 mars 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/308:57 amBHM - SAT
1 stop24h 17mSpirit Airlines
lun. 5/510:09 amSAT - BHM
1 stop21h 53mSpirit Airlines
Deal found 3/20$231
This Delta deal was found by Cheapflights users on 3/20. 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.
jeu. 5/17:10 pmBHM - SAT
1 stop5h 20mDelta
lun. 5/54:32 pmSAT - BHM
1 stop6h 15mDelta
Deal found 3/20$249
This Southwest deal was found by Cheapflights users on 3/20. 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.
lun. 4/146:20 amBHM - SAT
1 stop6h 35mSouthwest
mer. 4/166:35 amSAT - BHM
2 stops7h 05mSouthwest
Deal found 3/20$254
This American Airlines deal was found by Cheapflights users on 3/21. 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. 4/72:37 pmBHM - SAT
1 stop7h 46mAmerican Airlines
ven. 4/116:22 pmSAT - BHM
1 stop4h 37mAmerican Airlines
Deal found 3/21$328
This United deal was found by Cheapflights users on 3/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/111:00 amBHM - SAT
1 stop4h 46mUnited Airlines
lun. 5/52:25 pmSAT - BHM
2 stops7h 50mUnited Airlines
Deal found 3/20$408

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 mars 21, 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

mer. 4/30

8:57 am-9:14 am

1 stop24h 17m

San Antonio

lun. 5/5

10:09 am-8:02 am

1 stop21h 53m

$231

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

jeu. 5/1

7:10 pm-12:30 am

1 stop5h 20m

San Antonio

lun. 5/5

4:32 pm-10:47 pm

1 stop6h 15m

$249

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

lun. 4/14

6:20 am-12:55 pm

1 stop6h 35m

San Antonio

mer. 4/16

6:35 am-1:40 pm

2 stops7h 05m

$254

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

lun. 4/7

2:37 pm-10:23 pm

1 stop7h 46m

San Antonio

ven. 4/11

6:22 pm-10:59 pm

1 stop4h 37m

$328

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

jeu. 5/1

11:00 am-3:46 pm

1 stop4h 46m

San Antonio

lun. 5/5

2:25 pm-10:15 pm

2 stops7h 50m

$408

BirminghamSan Antonio

BHM - SAT

BHMSAT

Birmingham

jeu. 4/17

8:57 am-9:14 am

1 stop24h 17m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 March 14, 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 70 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 $295). Flying from Birmingham, Alabama to San Antonio in March is currently the most expensive (average of $376). 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 mars 21, 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 6% 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 Saturday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 mars 21, 2025.
Read through reviews of airlines operating flights from Birmingham to San Antonio, such as Southwest, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,278 reviews
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,877 reviews
Southwest
8.1
Very good
4,278 reviews

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

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

    Spirit Airlines, at $231, was found to be the cheapest airline from Birmingham, Alabama to San Antonio.Alternate airlines to your destination round-trip include Delta and Southwest. Spirit Airlines is currently priced 40% 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 $295). Flying from Birmingham, Alabama to San Antonio in March is currently the most expensive (average of $376). 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 Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
New Braunfels

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 for Birmingham to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Hobby flights
Atlanta to Dallas/Fort Worth flights
Atlanta to George Bush Intcntl flights
Atlanta to Austin flights
Atlanta to Love Field flights
Birmingham to Dallas/Fort Worth flights
Atlanta to San Antonio flights
Pensacola to Hobby flights
Pensacola to Dallas/Fort Worth flights
Chattanooga to Dallas/Fort Worth flights
Huntsville to Hobby flights
Birmingham to Hobby flights
Pensacola to George Bush Intcntl flights
Huntsville to George Bush Intcntl flights
Birmingham to George Bush Intcntl flights
Chattanooga to Hobby flights
Montgomery to Dallas/Fort Worth flights
Atlanta to El Paso flights
Valparaiso to Dallas/Fort Worth flights
Mobile to Dallas/Fort Worth flights
Birmingham to Love Field flights
Huntsville to Dallas/Fort Worth flights
Chattanooga to George Bush Intcntl flights
Pensacola to Austin flights
Montgomery to Hobby flights
Chattanooga to Love Field flights
Pensacola to Love Field flights
Pensacola to San Antonio flights
Mobile to Hobby flights
Montgomery to Love Field flights
Chattanooga to Austin flights
Mobile to George Bush Intcntl flights
Valparaiso to Hobby flights
Huntsville to Love Field flights
Montgomery to George Bush Intcntl flights
Atlanta to McAllen flights
Valparaiso to San Antonio flights
Montgomery to San Antonio flights
Mobile to Love Field flights
Birmingham to Austin flights
Valparaiso to George Bush Intcntl flights
Atlanta to Lubbock flights
Huntsville to San Antonio flights
Chattanooga to San Antonio flights
Birmingham to El Paso flights
Huntsville to Austin flights
Atlanta to Corpus Christi flights
Mobile to San Antonio flights
Valparaiso to Austin flights

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 mars 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$271Average$390FlexibilityNo cancel feeOn-time63%
DeltaCheapest$271Average$368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$384FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$411FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.