$154+ Cheap flights from San Antonio to Buffalo (SAT - BUF)
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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUF
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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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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Last-minute
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Cheapest flights from San Antonio to BuffaloExplore the most affordable flight options available from San Antonio to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
Explore the most affordable flight options available from San Antonio to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 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.
Tue 7/75:00 pm
SAT
- BUF
1 stop5h 59m
Delta
Tue 7/146:29 am
BUF
- SAT
1 stop5h 05m
Delta
Deal found 6/5![Delta logo]()
$333
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.
Tue 7/143:15 pm
SAT
- BUF
1 stop6h 30m
Southwest
Tue 7/216:25 am
BUF
- SAT
1 stop12h 10m
Southwest
Deal found 6/5![Southwest logo]()
$338
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Sun 7/199:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/5![Frontier logo]()
$349
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:26 pm
SAT
- BUF
1 stop23h 06m
Frontier
Sun 7/269:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/7![Frontier logo]()
$350
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Mon 8/107:28 am
SAT
- BUF
1 stop8h 36m
American Airlines
Tue 8/116:50 am
BUF
- SAT
1 stop5h 42m
American Airlines
Deal found 6/3![American Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 6/3. 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.
Mon 8/1012:20 pm
SAT
- BUF
2 stops8h 30m
Southwest
Tue 8/118:05 am
BUF
- SAT
1 stop10h 10m
Southwest
Deal found 6/3![Southwest logo]()
$365
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/294:22 pm
SAT
- BUF
1 stop25h 50m
Frontier
Thu 7/29:02 pm
BUF
- SAT
1 stop19h 35m
Frontier
Deal found 6/6![Frontier logo]()
$367
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.
Sat 7/48:30 am
SAT
- BUF
1 stop5h 51m
Delta
Sat 7/113:54 pm
BUF
- SAT
1 stop7h 28m
Delta
Deal found 6/6![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 6/3. 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.
Sat 8/225:15 am
SAT
- BUF
1 stop5h 07m
Delta
Sat 8/225:13 pm
BUF
- SAT
1 stop6h 30m
Delta
Deal found 6/3![Delta logo]()
$375
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/306:01 am
SAT
- BUF
1 stop5h 53m
American Airlines
Tue 6/304:57 pm
BUF
- SAT
1 stop8h 02m
American Airlines
Deal found 6/4![American Airlines logo]()
$376
This CheapOair deal was found by Cheapflights users on 6/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:22 pm
SAT
- BUF
1 stop27h 58m
Frontier
Thu 7/99:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/3![Frontier logo]()
$389
Best flights from San Antonio to BuffaloDiscover carefully curated flight deals from San Antonio to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
Discover carefully curated flight deals from San Antonio to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:00 am
SAT
- BUF
1 stop6h 25m
United Airlines
Tue 7/146:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Deal found 6/5![United Airlines logo]()
$333
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:26 pm
SAT
- BUF
1 stop23h 06m
Frontier
Sun 7/269:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/7![Frontier logo]()
$350
This Delta deal was found by Cheapflights users on 6/3. 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.
Sat 8/225:15 am
SAT
- BUF
1 stop5h 07m
Delta
Sat 8/225:13 pm
BUF
- SAT
1 stop6h 30m
Delta
Deal found 6/3![Delta logo]()
$375
This Southwest deal was found by Cheapflights users on 6/3. 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.
Mon 8/1012:20 pm
SAT
- BUF
2 stops8h 30m
Southwest
Tue 8/116:00 am
BUF
- SAT
2 stops7h 50m
Southwest
Deal found 6/3![Southwest logo]()
$421
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.
Fri 9/1811:29 am
SAT
- BUF
1 stop6h 35m
Delta
Tue 9/223:55 pm
BUF
- SAT
1 stop6h 30m
Delta
Deal found 6/5![Delta logo]()
$400
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:30 am
SAT
- BUF
1 stop5h 16m
United Airlines
Wed 11/187:00 am
BUF
- SAT
1 stop6h 10m
United Airlines
Deal found 6/5![United Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:00 pm
SAT
- BUF
1 stop7h 07m
United Airlines
Wed 9/210:30 am
BUF
- SAT
1 stop7h 01m
United Airlines
Deal found 6/3![United Airlines logo]()
$423
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.
Sat 11/218:00 am
SAT
- BUF
1 stop6h 29m
Delta
Sun 11/297:40 pm
BUF
- SAT
1 stop5h 48m
Delta
Deal found 6/6![Delta logo]()
$434
Last-minute flights from San Antonio to BuffaloDiscover last-minute flight deals from San Antonio to Buffalo. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Buffalo. Data last updated June 7, 2026 and is based on user searches.
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/294:22 pm
SAT
- BUF
1 stop25h 50m
Frontier
Thu 7/29:02 pm
BUF
- SAT
1 stop19h 35m
Frontier
Deal found 6/6![Frontier logo]()
$367
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/306:01 am
SAT
- BUF
1 stop5h 53m
American Airlines
Tue 6/304:57 pm
BUF
- SAT
1 stop8h 02m
American Airlines
Deal found 6/4![American Airlines logo]()
$376
This CheapOair deal was found by Cheapflights users on 6/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:22 pm
SAT
- BUF
1 stop27h 58m
Frontier
Thu 7/99:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/3![Frontier logo]()
$389
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.
Sat 7/48:30 am
SAT
- BUF
1 stop5h 51m
Delta
Sat 7/113:54 pm
BUF
- SAT
1 stop7h 28m
Delta
Deal found 6/6![Delta logo]()
$372
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:30 am
SAT
- BUF
2 stops10h 11m
United Airlines
Sat 7/116:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Deal found 6/6![United Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/46:24 am
SAT
- BUF
1 stop8h 54m
American Airlines
Sat 7/115:20 am
BUF
- SAT
1 stop9h 10m
American Airlines
Deal found 6/4![American Airlines logo]()
$401
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.
Tue 7/75:00 pm
SAT
- BUF
1 stop5h 59m
Delta
Tue 7/146:29 am
BUF
- SAT
1 stop5h 05m
Delta
Deal found 6/5![Delta logo]()
$333
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/712:01 pm
SAT
- BUF
2 stops9h 30m
United Airlines
Tue 7/146:04 pm
BUF
- SAT
1 stop5h 53m
United Airlines
Deal found 6/5![United Airlines logo]()
$405
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.
Tue 7/143:15 pm
SAT
- BUF
1 stop6h 30m
Southwest
Tue 7/216:25 am
BUF
- SAT
1 stop12h 10m
Southwest
Deal found 6/5![Southwest logo]()
$338
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Sun 7/199:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/5![Frontier logo]()
$349
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:26 pm
SAT
- BUF
1 stop23h 06m
Frontier
Sun 7/269:29 pm
BUF
- SAT
1 stop12h 27m
Frontier
Deal found 6/7![Frontier logo]()
$350
One-way flights from San Antonio to BuffaloSearch for one-way flight options from San Antonio to Buffalo. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
Search for one-way flight options from San Antonio to Buffalo. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:51 am
SAT
- BUF
1 stop8h 15m
Frontier
Deal found 6/7![Frontier logo]()
$154
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:20 pm
SAT
- BUF
1 stop6h 43m
United Airlines
Deal found 6/6![United Airlines logo]()
$172
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/224:22 pm
SAT
- BUF
1 stop25h 50m
Frontier
Deal found 6/5![Frontier logo]()
$186
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 10/1512:50 pm
SAT
- BUF
1 stop5h 08m
Delta
Deal found 6/3![Delta logo]()
$188
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.
Thu 10/111:29 am
SAT
- BUF
1 stop6h 35m
Delta
Deal found 6/5![Delta logo]()
$193
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.
Wed 7/223:15 pm
SAT
- BUF
1 stop6h 30m
Southwest
Deal found 6/7![Southwest logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:30 am
SAT
- BUF
3 stops46h 10m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$211
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.
Tue 6/305:30 am
SAT
- BUF
2 stops9h 10m
Southwest
Deal found 6/6![Southwest logo]()
$215
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:39 pm
SAT
- BUF
2 stops22h 27m
Frontier
Deal found 6/6![Frontier logo]()
$218
Find flight deals from San Antonio to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Buffalo (BUF). 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 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $333 (United Airlines) |
One-way from | $154 (Frontier) |
Popular in | December |
Cheapest in | August |
Average price | $448 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Buffalo 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 7, 2026.
Use the filters below to find and compare flights from San Antonio to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Tue 7/7
7:00 am-2:25 pm
1 stop6h 25m
Buffalo
Tue 7/14
6:04 pm-10:57 pm
1 stop5h 53m
$333
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Sat 7/25
4:26 pm-4:32 pm
1 stop23h 06m
Buffalo
Sun 7/26
9:29 pm-8:56 am
1 stop12h 27m
$350
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Sat 8/22
5:15 am-11:22 am
1 stop5h 07m
Buffalo
Sat 8/22
5:13 pm-10:43 pm
1 stop6h 30m
$375
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Fri 9/18
11:29 am-7:04 pm
1 stop6h 35m
Buffalo
Tue 9/22
3:55 pm-9:25 pm
1 stop6h 30m
$400
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Mon 8/10
12:20 pm-9:50 pm
2 stops8h 30m
Buffalo
Tue 8/11
6:00 am-12:50 pm
2 stops7h 50m
$421
Quickest round-trip
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Tue 11/17
7:30 am-1:46 pm
1 stop5h 16m
Buffalo
Wed 11/18
7:00 am-12:10 pm
1 stop6h 10m
$423
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Tue 9/1
1:00 pm-9:07 pm
1 stop7h 07m
Buffalo
Wed 9/2
10:30 am-4:31 pm
1 stop7h 01m
$423
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Sat 11/21
8:00 am-3:29 pm
1 stop6h 29m
Buffalo
Sun 11/29
7:40 pm-12:28 am
1 stop5h 48m
$434
Cheapest one-way
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Thu 10/1
11:29 am-7:04 pm
1 stop6h 35m
$193
San AntonioBuffalo
SAT - BUF
SATBUF
San Antonio
Wed 7/22
3:15 pm-10:45 pm
1 stop6h 30m
$201
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Buffalo
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 San Antonio to Buffalo 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 San Antonio-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Buffalo 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 San Antonio-Buffalo 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 San Antonio to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Antonio with our price prediction graph.
SAT-BUF
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 San Antonio to Buffalo
How far ahead should I book a flight from San Antonio to Buffalo?
Booking 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Antonio to Buffalo?
Currently, August is the cheapest month in which you can book a flight from San Antonio to Buffalo (average of $321). Flying from San Antonio to Buffalo in December is currently the most expensive (average of $541). 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 San Antonio to Buffalo?
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated June 7, 2026.
Read through reviews of airlines operating flights from San Antonio to Buffalo, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 4 airlines flying from San Antonio to Buffalo
Discover the top 4 airlines that operate flights from San Antonio to Buffalo. 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$486 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$391 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$369 | Average$472 | FlexibilityNo cancel fee | On-time63% |