$87+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SAT
Jan 3 — Jan 101
1 adult, Economy
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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 July, booked 37 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
Cheap flight deals from Birmingham to San Antonio
Cheapest flights from Birmingham to San AntonioExplore 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 December 4, 2025.
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 December 4, 2025.
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/225:00 amBHM - SAT
1 stop4h 45mAmerican Airlines
Thu 1/225:10 pmSAT - BHM
1 stop6h 47mAmerican Airlines
Deal found 12/1![American Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/226:24 amBHM - SAT
1 stop4h 16mUnited Airlines
Thu 1/227:40 amSAT - BHM
2 stops10h 46mUnited Airlines
Deal found 12/1![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 12/2. 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.
Thu 12/257:48 amBHM - SAT
1 stop7h 52mDelta
Mon 12/297:05 amSAT - BHM
1 stop5h 08mDelta
Deal found 12/2![Delta logo]()
$342
This American Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/1710:47 amBHM - SAT
1 stop7h 27mAmerican Airlines
Tue 12/238:21 amSAT - BHM
1 stop5h 35mAmerican Airlines
Deal found 12/3![American Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 12/3. 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.
Fri 12/267:20 pmBHM - SAT
1 stop5h 18mDelta
Fri 1/25:10 amSAT - BHM
1 stop4h 48mDelta
Deal found 12/3![Delta logo]()
$377
This Delta deal was found by Cheapflights users on 12/2. 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 12/237:20 pmBHM - SAT
1 stop5h 18mDelta
Sun 12/285:10 amSAT - BHM
1 stop7h 03mDelta
Deal found 12/2![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 12/3. 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.
Wed 12/171:30 pmBHM - SAT
1 stop9h 50mSouthwest
Tue 12/238:00 amSAT - BHM
2 stops8h 25mSouthwest
Deal found 12/3![Southwest logo]()
$393
This American Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/246:07 amBHM - SAT
2 stops9h 46mAmerican Airlines
Sat 12/276:00 pmSAT - BHM
1 stop5h 08mAmerican Airlines
Deal found 12/3![American Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/195:00 amBHM - SAT
1 stop4h 45mAmerican Airlines
Tue 12/238:21 amSAT - BHM
1 stop5h 35mAmerican Airlines
Deal found 12/3![American Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 12/2. 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 12/233:00 pmBHM - SAT
1 stop10h 25mSouthwest
Sun 12/287:00 amSAT - BHM
2 stops8h 35mSouthwest
Deal found 12/2![Southwest logo]()
$449
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 December 4, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $173 (American Airlines) |
One-way from | $87 (Southwest) |
Popular in | April |
Cheapest in | September |
Average price | $431 |
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 December 4, 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
Wed 1/28
6:10 am-10:15 am
1 stop4h 05m
San Antonio
Tue 2/3
12:25 pm-8:00 pm
2 stops7h 35m
$178
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Thu 1/8
5:10 am-9:52 am
1 stop4h 42m
San Antonio
Wed 1/14
6:01 pm-11:08 pm
1 stop5h 07m
$198
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Tue 1/6
6:10 am-10:15 am
1 stop4h 05m
San Antonio
Tue 1/6
2:10 pm-10:30 pm
1 stop8h 20m
$207
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Sat 2/21
5:22 pm-12:34 am
1 stop7h 12m
San Antonio
Wed 2/25
6:30 am-10:15 am
1 stop3h 45m
$210
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Sat 2/21
11:06 am-3:38 pm
1 stop4h 32m
San Antonio
Wed 2/25
9:58 am-4:14 pm
1 stop6h 16m
$280
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Sat 2/14
11:06 am-5:50 pm
1 stop6h 44m
San Antonio
Wed 2/18
6:03 pm-9:53 pm
1 stop3h 50m
$317
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Thu 12/25
7:48 am-3:40 pm
1 stop7h 52m
San Antonio
Mon 12/29
7:05 am-12:13 pm
1 stop5h 08m
$342
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Wed 12/17
10:47 am-6:14 pm
1 stop7h 27m
San Antonio
Tue 12/23
8:21 am-1:56 pm
1 stop5h 35m
$372
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Fri 12/26
7:20 pm-12:38 am
1 stop5h 18m
San Antonio
Fri 1/2
5:10 am-9:58 am
1 stop4h 48m
$377
BirminghamSan Antonio
BHM - SAT
BHMSAT
Birmingham
Tue 3/3
6:10 am-12:10 pm
2 stops6h 00m
$92
Showing 1-10 of 21 results
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 December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 November 28, 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 December 4, 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.
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 December 4, 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.
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew 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.
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 December 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$367 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$248 | Average$343 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$265 | Average$387 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$461 | FlexibilityNo cancel fee | On-time71% |