BUF - SAT

$134 Find Cheap Flights from Buffalo to San Antonio - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$267
Typical prices: $363-$501
American Airlines
Tue 1/30Tue 2/6
BUF - SAT • 1 stop
Cheapest one-way
$134
Typical prices: $192-$401
Delta
Sun 10/14
BUF - SAT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Buffalo and San Antonio. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
23 weeks
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 78% compared to booking last minute.
Insights
Insights
When to travel
August
Cheapest • 15% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Reagan-National (DCA)
Cheapest • Avg $380 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 5h 36m (one-way)
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Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Buffalo to San Antonio (BUF-SAT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to San Antonio

Sat, Jan 30 - Sat, Feb 6
American Airlines Logo
6:05 am - 2:41 pmBUF  Buffalo-SAT San Antonio
9h 36m1 stop Chicago O'Hare Intl
American Airlines Logo
4:27 pm - 10:52 pmSAT  San Antonio-BUF Buffalo
5h 25m1 stop Dallas/Fort Worth
$267American Airlines
Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
8:00 am - 1:56 pmBUF  Buffalo-SAT San Antonio
6h 56m1 stop Chicago O'Hare Intl
American Airlines Logo
9:22 am - 3:50 pmSAT  San Antonio-BUF Buffalo
5h 28m1 stop Dallas/Fort Worth
$267American Airlines
Tue, Nov 3 - Wed, Nov 11
Delta Logo
6:00 am - 12:35 pmBUF  Buffalo-SAT San Antonio
7h 35m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:32 pm - 11:59 pmSAT  San Antonio-BUF Buffalo
6h 27m1 stop Atlanta Hartsfield-Jackson
$267Delta
Wed, Oct 28 - Wed, Nov 4
Southwest Logo
6:15 am - 10:55 amBUF  Buffalo-SAT San Antonio
5h 40m1 stop Baltimore/Washington
Southwest Logo
6:45 am - 3:15 pmSAT  San Antonio-BUF Buffalo
7h 30m2 stops Dallas Love Field Nashville Intl
$272Southwest
Wed, Oct 28 - Wed, Nov 4
Southwest Logo
8:25 am - 4:05 pmBUF  Buffalo-SAT San Antonio
8h 40m2 stops Chicago Midway Dallas Love Field
Southwest Logo
6:45 am - 3:15 pmSAT  San Antonio-BUF Buffalo
7h 30m2 stops Dallas Love Field Nashville Intl
$277Southwest
Mon, Dec 7 - Wed, Dec 16
Delta Logo
6:36 pm - 12:36 amBUF  Buffalo-SAT San Antonio
7h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:25 am - 11:24 amSAT  San Antonio-BUF Buffalo
4h 59m1 stop Detroit Metropolitan Wayne County
$285Delta
Wed, Oct 7 - Sat, Oct 10
United Airlines Logo
10:46 am - 4:31 pmBUF  Buffalo-SAT San Antonio
6h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
9:58 am - 8:47 pmSAT  San Antonio-BUF Buffalo
9h 49m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$308United Airlines
Tue, Nov 3 - Wed, Nov 11
United Airlines Logo
6:00 am - 3:38 pmBUF  Buffalo-SAT San Antonio
10h 38m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
United Airlines Logo
12:24 pm - 10:59 pmSAT  San Antonio-BUF Buffalo
9h 35m2 stops Washington, D.C. Dulles Intl Newark
$368United Airlines
Mon, Dec 7 - Wed, Dec 16
Frontier Logo
7:41 pm - 8:26 pmBUF  Buffalo-SAT San Antonio
49h 45m2 stops Orlando Las Vegas Harry Reid Intl
Frontier Logo
9:07 pm - 6:46 pmSAT  San Antonio-BUF Buffalo
20h 39m1 stop Orlando
$403Frontier
Sun, Oct 18 - Thu, Oct 22
Frontier Logo
12:53 pm - 9:08 amBUF  Buffalo-SAT San Antonio
21h 15m1 stop Orlando
Frontier Logo
8:21 pm - 12:59 pmSAT  San Antonio-BUF Buffalo
39h 38m2 stops Denver Intl Atlanta Hartsfield-Jackson
$423Frontier
Booking Insights

Price, demand and travel trends for Buffalo to San Antonio flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Buffalo to San Antonio with more confidence.

How much is a round-trip flight from Buffalo to San Antonio?

Round-trip flights from Buffalo to San Antonio start at $267. Prices are below average for this route right now, with typical round-trip fares ranging from $363 to $501. The lowest price found in the past 5 days was $267 on American Airlines.

What's the cheapest day of the week to fly from Buffalo to San Antonio?

Tuesday is the cheapest day of the week to fly from Buffalo to San Antonio, it is 11% cheaper than the average day. Wednesday is the most expensive day with flight prices 14% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Buffalo to San Antonio?

•August is the cheapest month to fly from Buffalo to San Antonio at $360 round-trip.
•May ($660) and June ($510) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 83% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Buffalo to San Antonio the cheapest?

Flights from Buffalo to San Antonio are cheapest 23 weeks before departure. Booking in this window typically costs about 78% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Buffalo to San Antonio flights

Low season

October

Cheapest flight

$134
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 15% increase in price.
Flight from Buffalo to San Antonio

When to book flights from Buffalo to San Antonio

Are your dates flexible? Find out the best times to travel from Buffalo to San Antonio based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Buffalo to San Antonio flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Buffalo to San Antonio?

    Flights from Buffalo to San Antonio usually depart from Buffalo (BUF) and arrive at San Antonio (SAT).

  • What cabin classes can I book on flights from Buffalo to San Antonio?

    Two cabin classes are available on flights from Buffalo to San Antonio:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Buffalo to San Antonio pass through?

    One-stop flights from Buffalo to San Antonio most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 30% of one-stop connections
    • Dallas/Fort Worth (DFW) - 19% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 17% of one-stop connections
    • Chicago Midway (MDW) - 12% of one-stop connections

    Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Buffalo to San Antonio?

    Yes. Being flexible with your travel dates can save you up to 22% on the Buffalo to San Antonio route. Tuesday is the cheapest departure day at $380 round-trip on average, while Wednesday is the most expensive at $486, a difference of $106. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in San Antonio?

    Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.

  • How expensive are last-minute Buffalo to San Antonio flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 109% above the route average of $425. Book 23 weeks before departure for the lowest fares.

  • How long is a flight from Buffalo to San Antonio?

    A nonstop flight from Buffalo to San Antonio takes 0h 00m, covering 1,431 miles.

  • Do I need a passport to fly from Buffalo to San Antonio?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Buffalo to San Antonio changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $267 to $1,225. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Buffalo to San Antonio looking right now?

    One-way fares from Buffalo to San Antonio are currently lower than usual. Average one-way flight prices are about $202, which is 22% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Buffalo to San Antonio?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 5h 36m, compared with 5h 38m via Chicago Midway (MDW) and 5h 56m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Buffalo and San Antonio?

    San Antonio is 1 hour behind Buffalo (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Antonio Airport (SAT)?

    San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
    • Europcar
    • Fox
    • Dollar
    • Hertz
    • Alamo

  • How much should I expect to pay for a Buffalo to San Antonio flight?

    Round-trip flights from Buffalo to San Antonio range from $363 to $501, with an average of $425 over the past 12 months. Anything below $363 counts as a good deal.

Your guide to booking Buffalo to San Antonio flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Wednesday. On this route, Tuesday flights average $380 - about $106 less than Wednesday (22% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 78% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Buffalo to San Antonio trip for August. Fares historically average $360 round-trip in that month - typically $300 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Antonio Airport.
    - Wyndham Garden San Antonio Airport
    - La Quinta Inn & Suites by Wyndham San Antonio Airport
    - Crowne Plaza San Antonio Airport By IHG

More options for your flight from Buffalo to San Antonio

Complete your trip to San Antonio with a hotel stay or car rental

Car rentals in San Antonio
Hotels in San Antonio
Vacations in San Antonio