$157+ Cheap flights from Buffalo to San Antonio (BUF - 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SAT
Feb 28 — Mar 71
1 adult, Economy
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Find cheap flights from Buffalo 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.Cheap flight deals from Buffalo to San Antonio
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Best
Last-minute
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Cheapest flights from Buffalo to San AntonioExplore the most affordable flight options available from Buffalo to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Buffalo to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:39 pm
BUF
- SAT
1 stop27h 36m
Multiple Airlines
Sat 2/2810:26 am
SAT
- BUF
2 stops25h 58m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:44 am
BUF
- SAT
1 stop9h 24m
Multiple Airlines
Wed 3/116:00 am
SAT
- BUF
1 stop27h 49m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$189
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:47 am
BUF
- SAT
1 stop9h 42m
Multiple Airlines
Wed 3/46:00 am
SAT
- BUF
1 stop28h 39m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:17 pm
BUF
- SAT
1 stop29h 42m
Multiple Airlines
Fri 3/63:46 pm
SAT
- BUF
2 stops18h 03m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$270
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:48 pm
BUF
- SAT
2 stops11h 11m
Multiple Airlines
Tue 3/36:00 am
SAT
- BUF
1 stop11h 21m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:47 pm
BUF
- SAT
1 stop17h 08m
Multiple Airlines
Thu 3/261:22 pm
SAT
- BUF
1 stop20h 27m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:44 pm
BUF
- SAT
1 stop6h 11m
Delta
Wed 2/255:25 am
SAT
- BUF
1 stop5h 18m
Delta
Deal found 1/28![Delta logo]()
$313
Best flights from Buffalo to San AntonioDiscover carefully curated flight deals from Buffalo to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 29, 2026.
Discover carefully curated flight deals from Buffalo to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:17 pm
BUF
- SAT
1 stop29h 42m
Multiple Airlines
Fri 3/63:46 pm
SAT
- BUF
2 stops18h 03m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:44 pm
BUF
- SAT
1 stop6h 11m
Delta
Wed 2/255:25 am
SAT
- BUF
1 stop5h 18m
Delta
Deal found 1/28![Delta logo]()
$313
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.
Sat 3/74:30 pm
BUF
- SAT
1 stop8h 05m
Southwest
Tue 3/102:45 pm
SAT
- BUF
1 stop4h 40m
Southwest
Deal found 1/27![Southwest logo]()
$332
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.
Thu 2/194:04 pm
BUF
- SAT
2 stops8h 55m
American Airlines
Tue 2/245:00 pm
SAT
- BUF
1 stop5h 40m
American Airlines
Deal found 1/27![American Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:47 pm
BUF
- SAT
1 stop17h 08m
Multiple Airlines
Thu 3/261:22 pm
SAT
- BUF
1 stop20h 27m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 5/67:00 am
BUF
- SAT
2 stops8h 21m
American Airlines
Mon 5/116:10 am
SAT
- BUF
1 stop5h 54m
American Airlines
Deal found 1/28![American Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:25 pm
BUF
- SAT
1 stop27h 34m
Multiple Airlines
Sat 3/1410:27 am
SAT
- BUF
2 stops24h 23m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$315
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 3/316:15 am
BUF
- SAT
1 stop6h 10m
Delta
Tue 4/145:10 am
SAT
- BUF
1 stop5h 29m
Delta
Deal found 1/27![Delta logo]()
$351
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.
Wed 5/66:00 am
BUF
- SAT
1 stop7h 59m
Delta
Mon 5/1112:50 pm
SAT
- BUF
1 stop5h 07m
Delta
Deal found 1/27![Delta logo]()
$351
Last-minute flights from Buffalo to San AntonioDiscover last-minute flight deals from Buffalo to San Antonio. Data last updated January 29, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Antonio. Data last updated January 29, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:44 pm
BUF
- SAT
1 stop6h 11m
Delta
Wed 2/255:25 am
SAT
- BUF
1 stop5h 18m
Delta
Deal found 1/28![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/187:00 am
BUF
- SAT
2 stops9h 38m
United Airlines
Wed 2/2512:17 pm
SAT
- BUF
1 stop5h 49m
United Airlines
Deal found 1/28![United Airlines logo]()
$400
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:39 pm
BUF
- SAT
1 stop27h 36m
Multiple Airlines
Sat 2/2810:26 am
SAT
- BUF
2 stops25h 58m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$180
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.
Thu 2/1912:44 pm
BUF
- SAT
1 stop8h 57m
American Airlines
Tue 2/249:20 am
SAT
- BUF
1 stop7h 34m
American Airlines
Deal found 1/27![American Airlines logo]()
$332
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.
Wed 2/253:45 pm
BUF
- SAT
1 stop6h 25m
Southwest
Sun 3/15:20 am
SAT
- BUF
1 stop7h 50m
Southwest
Deal found 1/27![Southwest logo]()
$380
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.
Wed 2/256:39 pm
BUF
- SAT
1 stop6h 16m
American Airlines
Sun 3/16:24 am
SAT
- BUF
1 stop5h 27m
American Airlines
Deal found 1/27![American Airlines logo]()
$389
One-way flights from Buffalo to San AntonioSearch for one-way flight options from Buffalo to San Antonio. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.
Search for one-way flight options from Buffalo to San Antonio. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.
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.
Tue 3/106:39 pm
BUF
- SAT
1 stop6h 16m
American Airlines
Deal found 1/27![American Airlines logo]()
$157
This eDestinos deal was found by Cheapflights users on 1/28. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1911:41 am
BUF
- SAT
1 stop23h 08m
Sun Country Air
Deal found 1/28![Sun Country Air logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:36 pm
BUF
- SAT
2 stops38h 56m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$194
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 7/186:00 am
BUF
- SAT
1 stop8h 07m
Delta
Deal found 1/26![Delta logo]()
$214
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
BUF
- SAT
3 stops15h 54m
United Airlines
Deal found 1/27![United Airlines logo]()
$226
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:35 am
BUF
- SAT
2 stops8h 05m
Southwest
Deal found 1/26![Southwest logo]()
$239
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:35 am
BUF
- SAT
2 stops8h 25m
Southwest
Deal found 1/26![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 1/28. 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.
Sat 3/148:45 pm
BUF
- SAT
1 stop13h 20m
Southwest
Deal found 1/28![Southwest logo]()
$272
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 2/1311:28 am
BUF
- SAT
2 stops8h 57m
American Airlines
Deal found 1/27![American Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 1/28. 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.
Sun 7/1910:55 am
BUF
- SAT
2 stops9h 55m
Southwest
Deal found 1/28![Southwest logo]()
$362
Find flight deals from Buffalo to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $180 (Kiwi.com) |
One-way from | $157 (American Airlines) |
Popular in | March |
Cheapest in | September |
Average price | $417 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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 29, 2026.
Use the filters below to find and compare flights from Buffalo to San Antonio that are best for you.
Fly from
Buffalo
Fly to
San Antonio
Route
Depart
Return
Price
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Tue 3/3
7:17 pm-11:59 pm
1 stop29h 42m
San Antonio
Fri 3/6
3:46 pm-10:49 am
2 stops18h 03m
$270
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Sun 3/22
9:47 pm-1:55 pm
1 stop17h 08m
San Antonio
Thu 3/26
1:22 pm-10:49 am
1 stop20h 27m
$298
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 2/18
5:44 pm-10:55 pm
1 stop6h 11m
San Antonio
Wed 2/25
5:25 am-11:43 am
1 stop5h 18m
$313
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Mon 3/9
9:25 pm-11:59 pm
1 stop27h 34m
San Antonio
Sat 3/14
10:27 am-11:50 am
2 stops24h 23m
$315
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Sat 3/7
4:30 pm-11:35 pm
1 stop8h 05m
San Antonio
Tue 3/10
2:45 pm-8:25 pm
1 stop4h 40m
$332
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Thu 2/19
4:04 pm-11:59 pm
2 stops8h 55m
San Antonio
Tue 2/24
5:00 pm-11:40 pm
1 stop5h 40m
$337
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 5/6
7:00 am-2:21 pm
2 stops8h 21m
San Antonio
Mon 5/11
6:10 am-1:04 pm
1 stop5h 54m
$337
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Tue 3/31
6:15 am-11:25 am
1 stop6h 10m
San Antonio
Tue 4/14
5:10 am-11:39 am
1 stop5h 29m
$351
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 5/6
6:00 am-12:59 pm
1 stop7h 59m
San Antonio
Mon 5/11
12:50 pm-6:57 pm
1 stop5h 07m
$351
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Tue 3/10
6:39 pm-11:55 pm
1 stop6h 16m
$157
Showing 1-10 of 19 results
Compare providers for flights from Buffalo 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 Buffalo to San Antonio in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-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 Buffalo-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 Buffalo to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Buffalo with our price prediction graph.
BUF-SAT
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 Buffalo to San Antonio
How far ahead should I book a flight from Buffalo to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Buffalo to San Antonio. Price data was last updated on January 23, 2026.
To ensure you get the cheapest price possible for a flight from Buffalo to San Antonio, you should look to book at least 60 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 Buffalo to San Antonio?
Currently, October is the cheapest month in which you can book a flight from Buffalo to San Antonio (average of $138). Flying from Buffalo to San Antonio in February is currently the most expensive (average of $250). 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 29, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Buffalo to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Buffalo 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
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Buffalo to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Buffalo to San Antonio
Discover the top 4 airlines that operate flights from Buffalo 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$280 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$329 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$335 | Average$427 | FlexibilityNo cancel fee | On-time69% |