$167+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SAT
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to San Antonio with Cheapflights
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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 June 10, 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 June 10, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/46:05 am
BUF
- SAT
1 stop6h 05m
Delta
Tue 8/114:00 pm
SAT
- BUF
1 stop6h 58m
Delta
Deal found 6/10![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 6/9. 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 8/66:05 am
BUF
- SAT
1 stop8h 33m
Delta
Tue 8/1111:29 am
SAT
- BUF
1 stop6h 39m
Delta
Deal found 6/9![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:56 pm
BUF
- SAT
1 stop7h 30m
American Airlines
Thu 8/207:00 am
SAT
- BUF
1 stop7h 59m
American Airlines
Deal found 6/10![American Airlines logo]()
$292
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/64:49 pm
BUF
- SAT
2 stops8h 10m
American Airlines
Tue 8/117:28 am
SAT
- BUF
1 stop8h 32m
American Airlines
Deal found 6/9![American Airlines logo]()
$298
This Travelocity deal was found by Cheapflights users on 6/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Mon 7/139:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/9![Frontier logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 10/315:50 pm
BUF
- SAT
1 stop6h 18m
United Airlines
Thu 11/512:50 pm
SAT
- BUF
1 stop8h 47m
United Airlines
Deal found 6/9![United Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 6/9. 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 8/148:57 am
BUF
- SAT
1 stop7h 57m
Delta
Tue 8/184:00 pm
SAT
- BUF
1 stop6h 58m
Delta
Deal found 6/9![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 6/9. 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 10/311:10 pm
BUF
- SAT
2 stops9h 40m
Southwest
Thu 11/55:15 am
SAT
- BUF
1 stop5h 45m
Southwest
Deal found 6/9![Southwest logo]()
$336
This Delta deal was found by Cheapflights users on 6/9. 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 6/304:01 pm
BUF
- SAT
1 stop7h 20m
Delta
Sat 7/48:30 am
SAT
- BUF
1 stop5h 51m
Delta
Deal found 6/9![Delta logo]()
$338
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/1410:30 am
BUF
- SAT
1 stop8h 25m
American Airlines
Mon 8/178:55 am
SAT
- BUF
1 stop8h 07m
American Airlines
Deal found 6/9![American Airlines logo]()
$340
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:57 pm
BUF
- SAT
1 stop20h 30m
Frontier
Mon 7/69:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/5![Frontier logo]()
$343
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 June 10, 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 June 10, 2026.
This Delta deal was found by Cheapflights users on 6/5. 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 7/156:29 am
BUF
- SAT
1 stop5h 05m
Delta
Wed 7/152:35 pm
SAT
- BUF
1 stop8h 24m
Delta
Deal found 6/5![Delta logo]()
$343
This Southwest deal was found by Cheapflights users on 6/10. 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 8/128:05 am
BUF
- SAT
1 stop10h 10m
Southwest
Thu 8/201:00 pm
SAT
- BUF
2 stops7h 50m
Southwest
Deal found 6/10![Southwest logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/15:58 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Wed 9/212:55 pm
SAT
- BUF
1 stop7h 12m
United Airlines
Deal found 6/8![United Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/255:58 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Wed 8/2612:55 pm
SAT
- BUF
1 stop7h 12m
United Airlines
Deal found 6/9![United Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 6/6. 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 7/14:01 pm
BUF
- SAT
1 stop7h 20m
Delta
Tue 7/76:40 am
SAT
- BUF
1 stop8h 23m
Delta
Deal found 6/6![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 6/8. 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 7/48:45 am
BUF
- SAT
1 stop5h 10m
Southwest
Fri 7/103:45 pm
SAT
- BUF
2 stops7h 30m
Southwest
Deal found 6/8![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 6/7. 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 7/107:55 pm
BUF
- SAT
1 stop5h 15m
Southwest
Tue 7/145:30 am
SAT
- BUF
2 stops9h 10m
Southwest
Deal found 6/7![Southwest logo]()
$429
This Delta deal was found by Cheapflights users on 6/8. 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 9/212:16 pm
BUF
- SAT
1 stop5h 23m
Delta
Fri 9/412:05 pm
SAT
- BUF
1 stop5h 50m
Delta
Deal found 6/8![Delta logo]()
$447
This Southwest deal was found by Cheapflights users on 6/9. 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 8/37:55 pm
BUF
- SAT
1 stop5h 15m
Southwest
Fri 8/71:00 pm
SAT
- BUF
2 stops7h 50m
Southwest
Deal found 6/9![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 6/5. 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 7/156:00 am
BUF
- SAT
1 stop5h 45m
Southwest
Wed 7/152:00 pm
SAT
- BUF
2 stops7h 45m
Southwest
Deal found 6/5![Southwest logo]()
$458
Last-minute flights from Buffalo to San AntonioDiscover last-minute flight deals from Buffalo to San Antonio. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Antonio. Data last updated June 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/9. 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 6/304:01 pm
BUF
- SAT
1 stop7h 20m
Delta
Sat 7/48:30 am
SAT
- BUF
1 stop5h 51m
Delta
Deal found 6/9![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 6/6. 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 7/14:01 pm
BUF
- SAT
1 stop7h 20m
Delta
Tue 7/76:40 am
SAT
- BUF
1 stop8h 23m
Delta
Deal found 6/6![Delta logo]()
$377
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:57 pm
BUF
- SAT
1 stop20h 30m
Frontier
Mon 7/69:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/5![Frontier logo]()
$343
This Southwest deal was found by Cheapflights users on 6/10. 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.
Fri 7/35:55 pm
BUF
- SAT
2 stops8h 05m
Southwest
Tue 7/711:50 am
SAT
- BUF
1 stop7h 10m
Southwest
Deal found 6/10![Southwest logo]()
$381
This Southwest deal was found by Cheapflights users on 6/8. 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 7/48:45 am
BUF
- SAT
1 stop5h 10m
Southwest
Fri 7/103:45 pm
SAT
- BUF
1 stop7h 30m
Southwest
Deal found 6/8![Southwest logo]()
$395
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/76:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Tue 7/1412:01 pm
SAT
- BUF
1 stop6h 02m
United Airlines
Deal found 6/8![United Airlines logo]()
$354
This Travelocity deal was found by Cheapflights users on 6/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Mon 7/139:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/9![Frontier logo]()
$308
This Expedia deal was found by Cheapflights users on 6/9. 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 7/99:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Sat 7/184:26 pm
SAT
- BUF
1 stop23h 06m
Frontier
Deal found 6/9![Frontier logo]()
$353
This Southwest deal was found by Cheapflights users on 6/6. 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 7/154:25 pm
BUF
- SAT
1 stop6h 15m
Southwest
Fri 7/173:45 pm
SAT
- BUF
1 stop7h 30m
Southwest
Deal found 6/6![Southwest logo]()
$390
This Booking.com deal was found by Cheapflights users on 6/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:57 pm
BUF
- SAT
1 stop20h 44m
Frontier
Mon 7/279:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/7![Frontier logo]()
$392
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 June 10, 2026.
Search for one-way flight options from Buffalo to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/9. 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 6/304:01 pm
BUF
- SAT
1 stop7h 20m
Delta
Deal found 6/9![Delta logo]()
$167
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 7/46:29 am
BUF
- SAT
1 stop7h 38m
Delta
Deal found 6/10![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 6/9. 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 12/33:50 pm
BUF
- SAT
1 stop8h 30m
Delta
Deal found 6/9![Delta logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:28 pm
BUF
- SAT
2 stops31h 16m
Frontier
Deal found 6/10![Frontier logo]()
$196
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/76:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Deal found 6/9![United Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 7/256:45 pm
BUF
- SAT
1 stop5h 30m
Southwest
Deal found 6/10![Southwest logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 7/12:50 pm
BUF
- SAT
2 stops29h 06m
Frontier
Deal found 6/9![Frontier logo]()
$207
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/16:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Deal found 6/7![United Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/207:57 pm
BUF
- SAT
2 stops23h 47m
Frontier
Deal found 6/8![Frontier logo]()
$219
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/103:54 pm
BUF
- SAT
1 stop7h 28m
Delta
Deal found 6/10![Delta logo]()
$224
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 9/192:00 pm
BUF
- SAT
2 stops9h 44m
United Airlines
Deal found 6/7![United Airlines logo]()
$229
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 June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $287 (Delta) |
One-way from | $160 (Frontier) |
Popular in | June |
Cheapest in | January |
Average price | $508 |
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 June 10, 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 - SAT
BUFSAT
Buffalo
Wed 7/15
6:29 am-10:34 am
1 stop5h 05m
San Antonio
Wed 7/15
2:35 pm-11:59 pm
1 stop8h 24m
$343
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 8/12
8:05 am-5:15 pm
1 stop10h 10m
San Antonio
Thu 8/20
1:00 pm-9:50 pm
2 stops7h 50m
$365
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Tue 9/1
5:58 pm-10:51 pm
1 stop5h 53m
San Antonio
Wed 9/2
12:55 pm-9:07 pm
1 stop7h 12m
$377
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Tue 8/25
5:58 pm-10:51 pm
1 stop5h 53m
San Antonio
Wed 8/26
12:55 pm-9:07 pm
1 stop7h 12m
$377
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 7/1
4:01 pm-10:21 pm
1 stop7h 20m
San Antonio
Tue 7/7
6:40 am-4:03 pm
1 stop8h 23m
$377
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Sat 7/4
8:45 am-12:55 pm
1 stop5h 10m
San Antonio
Fri 7/10
3:45 pm-12:15 am
2 stops7h 30m
$400
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Fri 7/10
7:55 pm-12:10 am
1 stop5h 15m
San Antonio
Tue 7/14
5:30 am-3:40 pm
2 stops9h 10m
$429
Quickest round-trip
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 9/2
12:16 pm-4:39 pm
1 stop5h 23m
San Antonio
Fri 9/4
12:05 pm-6:55 pm
1 stop5h 50m
$447
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Mon 8/3
7:55 pm-12:10 am
1 stop5h 15m
San Antonio
Fri 8/7
1:00 pm-9:50 pm
2 stops7h 50m
$452
BuffaloSan Antonio
BUF - SAT
BUFSAT
Buffalo
Wed 7/15
6:00 am-10:45 am
1 stop5h 45m
San Antonio
Wed 7/15
2:00 pm-10:45 pm
2 stops7h 45m
$458
Showing 1-10 of 21 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 June.
| 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, January is the cheapest month in which you can book a flight from Buffalo to San Antonio (average of $350). Flying from Buffalo to San Antonio in June is currently the most expensive (average of $508). 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?
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 June 10, 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.
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
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 June 10, 2026.
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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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$280 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$312 | Average$446 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$427 | FlexibilityNo cancel fee | On-time69% |