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Cheap flights from San Antonio to Buffalo from $187

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:32 pm - 11:59 pmSAT  San Antonio-BUF Buffalo
6h 27m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:41 pm - 12:35 amBUF  Buffalo-SAT San Antonio
6h 54m1 stop Atlanta Hartsfield-Jackson
$277Delta
Tue, Nov 24 - Tue, Dec 1
Delta Logo
4:40 pm - 12:04 amSAT  San Antonio-BUF Buffalo
6h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:15 am - 11:43 amBUF  Buffalo-SAT San Antonio
6h 28m1 stop Detroit Metropolitan Wayne County
$305Delta
Tue, Dec 1 - Wed, Jan 20
American Airlines Logo
2:54 pm - 10:53 pmSAT  San Antonio-BUF Buffalo
6h 59m1 stop Dallas/Fort Worth
American Airlines Logo
11:30 am - 7:19 pmBUF  Buffalo-SAT San Antonio
8h 49m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$310American Airlines
Tue, Dec 1 - Wed, Jan 20
Southwest Logo
5:35 am - 12:15 pmSAT  San Antonio-BUF Buffalo
5h 40m1 stop Baltimore/Washington
Southwest Logo
5:05 am - 12:00 pmBUF  Buffalo-SAT San Antonio
7h 55m1 stop Tampa
$333Southwest
Tue, Feb 16 - Fri, Feb 19
Southwest Logo
8:45 am - 5:25 pmSAT  San Antonio-BUF Buffalo
7h 40m2 stops Dallas Love Field Nashville Intl
Southwest Logo
7:40 am - 1:40 pmBUF  Buffalo-SAT San Antonio
7h 00m1 stop Denver Intl
$338Southwest
Tue, Feb 16 - Fri, Feb 19
American Airlines Logo
2:03 pm - 11:39 pmSAT  San Antonio-BUF Buffalo
8h 36m2 stops Dallas/Fort Worth Charlotte Douglas
American Airlines Logo
11:07 am - 7:19 pmBUF  Buffalo-SAT San Antonio
9h 12m2 stops New York LaGuardia Dallas/Fort Worth
$360American Airlines
Tue, Dec 1 - Wed, Jan 20
United Airlines Logo
9:42 am - 9:21 pmSAT  San Antonio-BUF Buffalo
10h 39m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
5:50 pm - 11:17 pmBUF  Buffalo-SAT San Antonio
6h 27m1 stop Chicago O'Hare Intl
$448United Airlines
Sat, Feb 13 - Sat, Feb 20
United Airlines Logo
7:05 am - 2:18 pmSAT  San Antonio-BUF Buffalo
6h 13m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
6:30 am - 3:38 pmBUF  Buffalo-SAT San Antonio
10h 08m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$448United Airlines
Sat, Feb 13 - Thu, Feb 18
Frontier Logo
12:06 pm - 8:24 pmSAT  San Antonio-BUF Buffalo
7h 18m1 stop Orlando
Frontier Logo
9:20 pm - 11:11 amBUF  Buffalo-SAT San Antonio
14h 51m1 stop Orlando
$456Frontier
Mon, Nov 23 - Sun, Nov 29
Frontier Logo
12:06 pm - 8:24 pmSAT  San Antonio-BUF Buffalo
7h 18m1 stop Orlando
Frontier Logo
9:20 pm - 11:11 amBUF  Buffalo-SAT San Antonio
14h 51m1 stop Orlando
$456Frontier
Wed, Nov 25 - Sun, Nov 29

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Southwest flights from San Antonio to Buffalo

Our best Southwest deals on San Antonio to Buffalo flight tickets
Southwest
Dec 10
SAT1:00 pmSan Antonio
8h 00m
2 stops
BUF10:00 pmBuffalo
Dec 14
BUF6:55 pmBuffalo
5h 50m
1 stop
SAT11:45 pmSan Antonio
$282
Southwest
Dec 10
SAT1:00 pmSan Antonio
8h 00m
2 stops
BUF10:00 pmBuffalo
Dec 14
BUF3:55 pmBuffalo
8h 15m
2 stops
SAT11:10 pmSan Antonio
$287
Southwest
Feb 16
SAT8:45 amSan Antonio
7h 40m
2 stops
BUF5:25 pmBuffalo
Feb 19
BUF7:40 amBuffalo
7h 00m
1 stop
SAT1:40 pmSan Antonio
$338

Delta flights from San Antonio to Buffalo

Our best Delta deals on San Antonio to Buffalo flight tickets
Delta
Nov 24
SAT4:32 pmSan Antonio
6h 27m
1 stop
BUF11:59 pmBuffalo
Dec 1
BUF6:41 pmBuffalo
6h 54m
1 stop
SAT12:35 amSan Antonio
$277
Delta
Dec 1
SAT4:40 pmSan Antonio
6h 24m
1 stop
BUF12:04 amBuffalo
Jan 20
BUF6:15 amBuffalo
6h 28m
1 stop
SAT11:43 amSan Antonio
$305
Delta
Feb 13
SAT5:20 amSan Antonio
5h 24m
1 stop
BUF11:44 amBuffalo
Feb 20
BUF5:55 pmBuffalo
6h 25m
1 stop
SAT11:20 pmSan Antonio
$333

momondo Fare Finder

 
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

Price

Cheapest round-trip

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 11/24

4:32 pm-11:59 pm

1 stop6h 27m

Buffalo

Tue 12/1

6:41 pm-12:35 am

1 stop6h 54m

$277
Quickest round-trip

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 12/1

4:40 pm-12:04 am

1 stop6h 24m

Buffalo

Wed 1/20

6:15 am-11:43 am

1 stop6h 28m

$305

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 12/1

2:54 pm-10:53 pm

1 stop6h 59m

Buffalo

Wed 1/20

11:30 am-7:19 pm

2 stops8h 49m

$310

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 2/16

5:35 am-12:15 pm

1 stop5h 40m

Buffalo

Fri 2/19

5:05 am-12:00 pm

1 stop7h 55m

$333

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 2/16

8:45 am-5:25 pm

2 stops7h 40m

Buffalo

Fri 2/19

7:40 am-1:40 pm

1 stop7h 00m

$338

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 12/1

2:03 pm-11:39 pm

2 stops8h 36m

Buffalo

Wed 1/20

11:07 am-7:19 pm

2 stops9h 12m

$360

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sat 2/13

9:42 am-9:21 pm

2 stops10h 39m

Buffalo

Sat 2/20

5:50 pm-11:17 pm

1 stop6h 27m

$448

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sat 2/13

7:05 am-2:18 pm

1 stop6h 13m

Buffalo

Thu 2/18

6:30 am-3:38 pm

2 stops10h 08m

$448

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Mon 11/23

12:06 pm-8:24 pm

1 stop7h 18m

Buffalo

Sun 11/29

9:20 pm-11:11 am

1 stop14h 51m

$456

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Wed 11/25

12:06 pm-8:24 pm

1 stop7h 18m

Buffalo

Sun 11/29

9:20 pm-11:11 am

1 stop14h 51m

$456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Buffalo from

How to get the cheapest flight ticket from San Antonio to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Antonio and Buffalo?

Prices are currently low for flights on this route.

Typical prices usually range from $387 to $546.
The lowest price recently found on this route was $277.

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of January, then book flights to Buffalo from San Antonio during May instead. Flights to Buffalo in May, while not as cheap as those in January, still average around $386.

How have San Antonio to Buffalo flight prices changed over time?

As of October 2026, prices for San Antonio to Buffalo flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Buffalo (SAT to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Buffalo

Best Price Found

$187

Fastest flight time

5h 10m

Direct flights

None
The best one-way flight to Buffalo from San Antonio in the past 72 hours is $187. The best round-trip flight deal from San Antonio to Buffalo found on momondo in the last 72 hours is $277.
The fastest flight from San Antonio to Buffalo takes 5h 10m
There are no direct flights from San Antonio to Buffalo. There are no popular flight routes from San Antonio to Buffalo.
Search flight deals

Frequently asked questions about flying from San Antonio to Buffalo

  • How far is San Antonio to Buffalo by plane?

    San Antonio and Buffalo are 1428.7 mi apart from one another. A reasonable flight in good conditions will take 5h 10m.

  • When did momondo last update prices for flights from San Antonio Airport to Buffalo Airport?

    Prices for flights from San Antonio Airport to Buffalo Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Buffalo Airport?

  • How old do you have to be to fly from San Antonio Airport to Buffalo Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Buffalo?

Best airlines flying from San Antonio to Buffalo

Compare and see reviews for airlines that fly from San Antonio to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $312Free CancellationRating
7.8
8,692 reviews
Search Delta flights
United AirlinesPriceFrom $330Free CancellationRating
7.3
10,451 reviews
Search United Airlines flights
American AirlinesPriceFrom $354Free CancellationRating
7.0
12,210 reviews
Search American Airlines flights
SouthwestPriceFrom $369Free CancellationRating
7.9
4,217 reviews
Search Southwest flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Williamsville
Tonawanda
Bowmansville
Lockport
Orchard Park
West Seneca
Grand Island
East Aurora
Angola

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Buffalo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Buffalo. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Buffalo with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Buffalo from San Antonio with this policy.

How can momondo help me find flights from San Antonio to Buffalo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Buffalo.

I’m not ready to book a flight from San Antonio to Buffalo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Buffalo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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