$130+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SAT
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to San Antonio with Cheapflights
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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
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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
Cheapest
Best
Last-minute
One-way
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 August 15, 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 August 15, 2026.
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:54 pm -
1 stop15h 02m
Mon 9/79:51 am -
1 stop22h 32m
Deal found 8/13![Frontier logo]()
$261
This Delta deal was found by Cheapflights users on 8/13. 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 9/106:20 am -
1 stop5h 19m
Mon 9/144:00 pm -
1 stop6h 53m
Deal found 8/13![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 8/11. 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 11/113:55 pm -
2 stops8h 45m
Sat 11/141:15 pm -
1 stop8h 10m
Deal found 8/11![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 8/10. 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 11/43:55 pm -
2 stops8h 45m
Wed 11/111:00 pm -
2 stops7h 55m
Deal found 8/10![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 8/11. 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 11/106:00 am -
1 stop5h 50m
Mon 11/164:00 pm -
1 stop6h 59m
Deal found 8/11![Delta logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/114:47 pm -
1 stop7h 03m
Tue 9/157:10 am -
1 stop7h 30m
Deal found 8/12![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 8/12. 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 12/712:32 pm -
1 stop5h 55m
Thu 12/105:30 am -
1 stop4h 44m
Deal found 8/12![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 8/11. 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 11/97:05 pm -
1 stop6h 26m
Mon 11/164:00 pm -
1 stop6h 59m
Deal found 8/11![Delta logo]()
$293
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/104:31 pm -
2 stops8h 24m
Mon 9/143:02 pm -
1 stop6h 08m
Deal found 8/11![American Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 8/13. 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 9/48:57 am -
1 stop7h 57m
Sat 9/53:00 pm -
1 stop7h 09m
Deal found 8/13![Delta logo]()
$303
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 August 15, 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 August 15, 2026.
This Delta deal was found by Cheapflights users on 8/12. 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 11/126:00 am -
1 stop5h 50m
Mon 11/164:49 pm -
1 stop6h 10m
Deal found 8/12![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 8/11. 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 11/113:55 pm -
2 stops8h 45m
Sat 11/141:15 pm -
1 stop8h 10m
Deal found 8/11![Southwest logo]()
$272
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 1/308:00 am -
2 stops7h 50m
Sat 2/63:00 pm -
1 stop6h 53m
Deal found 8/15![American Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/1010:30 am -
2 stops10h 23m
Mon 9/141:00 pm -
2 stops9h 44m
Deal found 8/13![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 8/11. 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 11/97:05 pm -
1 stop6h 26m
Sat 11/145:00 pm -
1 stop5h 59m
Deal found 8/11![Delta logo]()
$280
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 11/63:05 pm -
2 stops8h 05m
Thu 11/125:15 am -
1 stop8h 10m
Deal found 8/13![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 8/14. 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 9/106:20 am -
1 stop5h 19m
Mon 9/144:00 pm -
1 stop6h 53m
Deal found 8/14![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 8/13. 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 9/158:55 am -
2 stops7h 45m
Fri 9/188:00 pm -
1 stop12h 30m
Deal found 8/13![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/1110:30 am -
2 stops8h 14m
Sun 9/136:30 am -
1 stop5h 46m
Deal found 8/14![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 8/10. 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 12/712:32 pm -
1 stop5h 55m
Thu 12/105:30 am -
1 stop4h 44m
Deal found 8/10![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/11. 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 11/97:05 pm -
1 stop6h 26m
Mon 11/165:00 pm -
2 stops14h 20m
Deal found 8/11![Delta logo]()
$391
Last-minute flights from Buffalo to San AntonioDiscover last-minute flight deals from Buffalo to San Antonio. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Antonio. Data last updated August 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:29 pm -
1 stop12h 27m
Mon 8/319:51 am -
1 stop22h 32m
Deal found 8/12![Frontier logo]()
$308
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:29 pm -
1 stop12h 27m
Mon 9/79:51 am -
1 stop7h 18m
Deal found 8/13![Frontier logo]()
$309
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:54 pm -
1 stop15h 02m
Mon 9/79:51 am -
1 stop22h 32m
Deal found 8/13![Frontier logo]()
$261
This Delta deal was found by Cheapflights users on 8/13. 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 9/48:57 am -
1 stop7h 57m
Sat 9/53:00 pm -
1 stop7h 09m
Deal found 8/13![Delta logo]()
$303
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/511:50 am -
2 stops8h 47m
Tue 9/87:00 am -
1 stop7h 59m
Deal found 8/13![American Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 8/13. 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 9/53:54 pm -
1 stop7h 40m
Mon 9/75:15 am -
1 stop5h 07m
Deal found 8/13![Delta logo]()
$290
This Delta deal was found by Cheapflights users on 8/13. 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 9/106:20 am -
1 stop5h 19m
Mon 9/144:00 pm -
1 stop6h 53m
Deal found 8/13![Delta logo]()
$267
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/104:31 pm -
2 stops8h 24m
Mon 9/143:02 pm -
1 stop6h 08m
Deal found 8/11![American Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/117:59 am -
1 stop7h 00m
Tue 9/158:00 am -
2 stops8h 18m
Deal found 8/12![American Airlines logo]()
$295
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 August 15, 2026.
Search for one-way flight options from Buffalo to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:56 pm -
1 stop15h 43m
Deal found 8/12![Frontier logo]()
$130
This Delta deal was found by Cheapflights users on 8/12. 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 9/126:05 am -
1 stop7h 44m
Deal found 8/12![Delta logo]()
$134
This Delta deal was found by Cheapflights users on 8/12. 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 12/36:00 am -
1 stop5h 50m
Deal found 8/12![Delta logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/141:40 pm -
2 stops30h 45m
Deal found 8/13![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/121:45 pm -
2 stops20h 00m
Deal found 8/12![Multiple Airlines logo]()
$158
This Jetabroad deal was found by Cheapflights users on 8/14. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:49 pm -
1 stop21h 21m
Deal found 8/14![Frontier logo]()
$159
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:29 pm -
1 stop12h 27m
Deal found 8/14![Frontier logo]()
$206
This Delta deal was found by Cheapflights users on 8/12. 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 10/56:59 pm -
1 stop6h 09m
Deal found 8/12![Delta logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 10/86:47 pm -
3 stops18h 11m
Deal found 8/13![Multiple Airlines logo]()
$216
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 August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (CheapOair) |
One-way from | $130 (CheapOair) |
Popular in | June |
Cheapest in | August |
Average price | $349 |
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 August 15, 2026.
Use the filters below to find and compare flights from Buffalo to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Thu 11/12
6:00 am-10:50 am
1 stop5h 50m
San Antonio
Mon 11/16
4:49 pm-11:59 pm
1 stop6h 10m
$267
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Wed 11/11
3:55 pm-11:40 pm
2 stops8h 45m
San Antonio
Sat 11/14
1:15 pm-10:25 pm
1 stop8h 10m
$272
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Mon 11/9
7:05 pm-12:31 am
1 stop6h 26m
San Antonio
Sat 11/14
5:00 pm-11:59 pm
1 stop5h 59m
$280
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Thu 9/10
6:20 am-10:39 am
1 stop5h 19m
San Antonio
Mon 9/14
4:00 pm-11:53 pm
1 stop6h 53m
$313
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Sat 1/30
8:00 am-2:50 pm
2 stops7h 50m
San Antonio
Sat 2/6
3:00 pm-10:53 pm
1 stop6h 53m
$318
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Fri 11/6
3:05 pm-10:10 pm
2 stops8h 05m
San Antonio
Thu 11/12
5:15 am-2:25 pm
1 stop8h 10m
$327
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Tue 9/15
8:55 am-3:40 pm
2 stops7h 45m
San Antonio
Fri 9/18
8:00 pm-9:30 am
1 stop12h 30m
$332
Quickest round-trip
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Mon 12/7
12:32 pm-5:27 pm
1 stop5h 55m
San Antonio
Thu 12/10
5:30 am-11:14 am
1 stop4h 44m
$350
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Mon 11/9
7:05 pm-12:31 am
1 stop6h 26m
San Antonio
Mon 11/16
5:00 pm-8:20 am
2 stops14h 20m
$391
BuffaloSan Antonio
BUF Buffalo - SAT San Antonio
BUFSAT
Buffalo
Thu 9/10
10:30 am-7:53 pm
2 stops10h 23m
San Antonio
Mon 9/14
1:00 pm-11:44 pm
2 stops9h 44m
$403
Showing 1-10 of 19 resultsSorted by cheapest first
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 August.
| 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?
To ensure you get the cheapest price possible for a flight from Buffalo 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 Buffalo to San Antonio?
Currently, August is the cheapest month in which you can book a flight from Buffalo to San Antonio (average of $349). Flying from Buffalo to San Antonio in June is currently the most expensive (average of $510). 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.
How much does it cost to fly round-trip from Buffalo to San Antonio?
Airfare is below average for this route at the moment.
Buffalo to San Antonio flights typically cost between $262 and $369 in September.The cheapest round-trip price found within the last 5 days was $261 on Frontier (Sep 4-Sep 7).
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 August 15, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
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
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Buffalo and San Antonio flights
Browse other Buffalo and San Antonio flight options. Last updated on August 15, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$478 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$427 | FlexibilityNo cancel fee | On-time69% |