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$168+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUF
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Buffalo are usually found in September or October, booked 12 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$300
(CheapOair)

One-way from

$168
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$490
Provider with most accurate pricing for San Antonio-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Buffalo flights.
Search Deals
From San Antonio to Buffalo
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One-way flight from San Antonio to Buffalo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San Antonio to Buffalo

Cheapest flights from San Antonio to Buffalo
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 March 26, 2025.

This CheapOair deal was found by Cheapflights users on 3/25. 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 5/2310:42 amSAT - BUF
1 stop21h 14mFrontier
Mon 5/265:24 pmBUF - SAT
1 stop26h 12mFrontier
Deal found 3/25$300
This Delta deal was found by Cheapflights users on 3/25. 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 5/14:48 pmSAT - BUF
1 stop5h 12mDelta
Mon 5/56:00 amBUF - SAT
1 stop6h 08mDelta
Deal found 3/25$335
This United Airlines deal was found by Cheapflights users on 3/25. 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 7/2312:55 pmSAT - BUF
1 stop7h 06mUnited Airlines
Sat 7/266:45 amBUF - SAT
1 stop6h 00mUnited Airlines
Deal found 3/25$337
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/246:20 pmSAT - BUF
1 stop15h 24mSun Country Air
Sun 7/2711:40 amBUF - SAT
1 stop23h 07mSun Country Air
Deal found 3/25$353
This American Airlines deal was found by Cheapflights users on 3/25. 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 5/16:06 pmSAT - BUF
1 stop5h 25mAmerican Airlines
Fri 5/24:06 pmBUF - SAT
2 stops7h 51mAmerican Airlines
Deal found 3/25$365
This Southwest deal was found by Cheapflights users on 3/25. 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 6/105:10 amSAT - BUF
1 stop5h 40mSouthwest
Tue 6/171:00 pmBUF - SAT
2 stops7h 20mSouthwest
Deal found 3/25$372
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:09 pmSAT - BUF
2 stops21h 35mMultiple Airlines
Sun 7/2711:40 amBUF - SAT
1 stop23h 07mMultiple Airlines
Deal found 3/25$444

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 March 26, 2025.
Use the filters below to find and compare flights from San Antonio to Buffalo that are best for you.

Fly from

San Antonio

Fly to

Buffalo

Route

Depart

Return

Price

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Fri 5/23

10:42 am-8:56 am

1 stop21h 14m

Buffalo

Mon 5/26

5:24 pm-6:36 pm

1 stop26h 12m

$300

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Thu 5/1

4:48 pm-11:00 pm

1 stop5h 12m

Buffalo

Mon 5/5

6:00 am-11:08 am

1 stop6h 08m

$335

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Wed 7/23

12:55 pm-9:01 pm

1 stop7h 06m

Buffalo

Sat 7/26

6:45 am-11:45 am

1 stop6h 00m

$337

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Thu 7/24

6:20 pm-10:44 am

1 stop15h 24m

Buffalo

Sun 7/27

11:40 am-9:47 am

1 stop23h 07m

$353

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Thu 5/1

6:06 pm-12:31 am

1 stop5h 25m

Buffalo

Fri 5/2

4:06 pm-10:57 pm

2 stops7h 51m

$365

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Tue 6/10

5:10 am-11:50 am

1 stop5h 40m

Buffalo

Tue 6/17

1:00 pm-7:20 pm

2 stops7h 20m

$372

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Thu 7/24

12:09 pm-10:44 am

2 stops21h 35m

Buffalo

Sun 7/27

11:40 am-9:47 am

1 stop23h 07m

$444

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Thu 5/1

6:06 pm-12:31 am

1 stop5h 25m

$168

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Fri 8/15

7:00 am-2:12 pm

1 stop6h 12m

$204

San AntonioBuffalo

SAT - BUF

SATBUF

San Antonio

Sun 5/25

12:45 pm-10:15 pm

2 stops8h 30m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Buffalo. Price data was last updated on March 21, 2025.

Booking 12 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, January is the cheapest month in which you can book a flight from San Antonio to Buffalo (average of $256). Flying from San Antonio to Buffalo in December is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to BUF?

Find hourly flight availability from San Antonio to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

When flying from San Antonio to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 19% versus a flight in the morning.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 March 26, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from San Antonio to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
348 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • What are the cheapest airlines flying from San Antonio to Buffalo round-trip?

    According to our current data, Frontier ($300), Delta ($335), and United Airlines ($337) offers the cheapest pricing from San Antonio to Buffalo. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Antonio to Buffalo one-way?

    $168 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $204 and $269, respectively.

  • Can I find deals for flights from San Antonio to Buffalo that include hotel bookings?

    Yes. In addition to deals on San Antonio to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Buffalo.

  • Can I find deals for business class flights from San Antonio to Buffalo?

    Yes. Cheapflights offers flight deals from San Antonio to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Buffalo (average of $256). Flying from San Antonio to Buffalo in December is currently the most expensive (average of $337). 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.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
West Seneca
Williamsville
Amherst
Batavia
Orchard Park
Cheektowaga

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Top 6 airlines flying from San Antonio to Buffalo

Discover the top 6 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$159Average$263FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$207Average$244FlexibilityNo cancel feeOn-time62%
DeltaCheapest$296Average$403FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$413FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$326Average$700FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$345Average$462FlexibilityNo cancel feeOn-time63%
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