CA $212 Cheap Flights from San Antonio (SAT) to Buffalo (BUF)

View CA $212 flight on Tue, May 19, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Buffalo Niagara Intl. Airport (BUF)

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Cheap flights from San Antonio (SAT) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $212 for one-way flights and CA $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 8 - Tue, Sep 29
SAT
San Antonio
BUF
Buffalo
CA $428 Roundtrip, found 2 days ago
CA $428
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 8 from San Antonio to Buffalo, returning Tue, Sep 29, priced at CA $428 found 2 days ago
Delta
Sat, Jun 6 - Tue, Jun 23
SAT
San Antonio
BUF
Buffalo
CA $465 Roundtrip, found 2 days ago
CA $465
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jun 6 from San Antonio to Buffalo, returning Tue, Jun 23, priced at CA $465 found 2 days ago
Delta
Sat, May 16 - Wed, Jun 3
SAT
San Antonio
BUF
Buffalo
CA $501 Roundtrip, found 2 days ago
CA $501
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, May 16 from San Antonio to Buffalo, returning Wed, Jun 3, priced at CA $501 found 2 days ago
Delta
Thu, May 21 - Thu, Jun 4
SAT
San Antonio
BUF
Buffalo
CA $502 Roundtrip, found 2 days ago
CA $502
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, May 21 from San Antonio to Buffalo, returning Thu, Jun 4, priced at CA $502 found 2 days ago
American Airlines
Tue, Jun 9 - Fri, Jun 26
SAT
San Antonio
BUF
Buffalo
CA $520 Roundtrip, found 2 days ago
CA $520
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jun 9 from San Antonio to Buffalo, returning Fri, Jun 26, priced at CA $520 found 2 days ago
Delta
Tue, Jun 9 - Fri, Jun 26
SAT
San Antonio
BUF
Buffalo
CA $524 Roundtrip, found 2 days ago
CA $524
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jun 9 from San Antonio to Buffalo, returning Fri, Jun 26, priced at CA $524 found 2 days ago
American Airlines
Tue, Jun 9 - Fri, Jun 26
SAT
San Antonio
BUF
Buffalo
CA $525 Roundtrip, found 2 days ago
CA $525
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jun 9 from San Antonio to Buffalo, returning Fri, Jun 26, priced at CA $525 found 2 days ago
American Airlines
Tue, Jun 9 - Fri, Jun 26
SAT
San Antonio
BUF
Buffalo
CA $528 Roundtrip, found 2 days ago
CA $528
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jun 9 from San Antonio to Buffalo, returning Fri, Jun 26, priced at CA $528 found 2 days ago
American Airlines
Tue, Jun 9 - Fri, Jun 26
SAT
San Antonio
BUF
Buffalo
CA $536 Roundtrip, found 2 days ago
CA $536
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jun 9 from San Antonio to Buffalo, returning Fri, Jun 26, priced at CA $536 found 2 days ago
United
Mon, Jun 1 - Tue, Jun 16
SAT
San Antonio
BUF
Buffalo
CA $588 Roundtrip, found 2 days ago
CA $588
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from San Antonio to Buffalo, returning Tue, Jun 16, priced at CA $588 found 2 days ago

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city centre is 16 minutes. Flights from CA $602
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city centre16 min
Flights from CA $602

Frequently asked questions

How much does a flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
One-way flights typically cost between $1,284 and $2,828 and return flights often range between $1,284 and $2,828. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
April is typically the cheapest month to fly from San Antonio International Airport (SAT) to Buffalo Niagara International Airport (BUF), with average round-trip fares of approximately 940 CAD. This is about 12% lower than the average price throughout the year. April often sees lower prices as it's before the peak summer travel season, when demand tends to increase. Other cheap months to fly from San Antonio (SAT) to Buffalo (BUF) include January and August.
How do I find cheap flights from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
When looking for the best time to fly from San Antonio International Airport (SAT) to Buffalo Niagara International Airport (BUF), it's all about balancing good prices with flight availability. Based on booking data from the past year, April and August tend to be the cheapest months, with average round-trip flights around 940 CAD. While May and December are the most popular months for this route, offering plenty of flight options, they might not always align with the lowest fares. If you're flexible, aiming for April or August could help you save on your trip.
How many flights per day from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are approximately 59 connecting flights per day from San Antonio Intl. (SAT) to Buffalo Niagara Intl. (BUF). Some common connection points include George Bush Intercontinental (IAH), Dallas-Fort Worth Intl. (DFW), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in June, July, August, and September. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll typically find the most flights from San Antonio Intl. (SAT) to Buffalo Niagara Intl. (BUF) on a Sunday, with around 37 flights available. This gives you a good selection for your travel plans. Major airlines on this route include Southwest Airlines, United Airlines, and American Airlines.
What are the most popular departure times for flights from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from San Antonio International Airport (SAT) to Buffalo Niagara International Airport (BUF) are in the early morning, from 6am to 9am. About 31% of passengers prefer this time. Many major carriers, including American Airlines, Southwest Airlines and United Airlines, offer flights during this window. This timing works well for you if you like to get an early start on your travel day and arrive at your destination with plenty of time.
How long does it take to fly from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Flights from SAT to BUF with one stop typically take around 5 hours 30 minutes, covering approximately 1,432 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Select the "Business class" and "First class" filters when looking for SAT to BUF flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buffalo from San Antonio Intl. (SAT)?
From San Antonio Intl. (SAT), you can fly directly into Buffalo Niagara Intl. (BUF) to reach Buffalo. Some flights may connect through major hubs like George Bush Intercontinental (IAH), Love Field (DAL), Denver Intl. (DEN) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your San Antonio, TX (SAT-San Antonio Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Buffalo Niagara Intl.
Roundtrip price
CA $427
Distance
2290 km

Book with confidence

San Antonio to Buffalo Flights

The easy way to book your flights from San Antonio to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from San Antonio whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Antonio to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from San Antonio Intl., SAT to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from San Antonio to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from San Antonio currently is just CA $428 rising to CA $588.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from San Antonio 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

San Antonio to Buffalo Flights

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