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Cheap flights from San Antonio to Buffalo from $147

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.
Southwest Logo
2:45 pm - 10:00 pmSAT  San Antonio-BUF Buffalo
6h 15m1 stop Baltimore/Washington
Southwest Logo
4:30 pm - 8:50 pmBUF  Buffalo-SAT San Antonio
5h 20m1 stop Dallas Love Field
$343Southwest
Wed, Dec 16 - Sat, Dec 19
American Airlines Logo
9:18 am - 5:57 pmSAT  San Antonio-BUF Buffalo
7h 39m1 stop Charlotte Douglas
American Airlines Logo
7:00 am - 12:07 pmBUF  Buffalo-SAT San Antonio
6h 07m1 stop Dallas/Fort Worth
$363American Airlines
Mon, Dec 7 - Mon, Dec 14
Southwest Logo
7:10 am - 3:15 pmSAT  San Antonio-BUF Buffalo
7h 05m1 stop Nashville Intl
Southwest Logo
4:30 pm - 8:50 pmBUF  Buffalo-SAT San Antonio
5h 20m1 stop Dallas Love Field
$363Southwest
Tue, Dec 15 - Sat, Dec 19
American Airlines Logo
2:05 pm - 10:52 pmSAT  San Antonio-BUF Buffalo
7h 47m1 stop Dallas/Fort Worth
American Airlines Logo
6:49 pm - 11:55 pmBUF  Buffalo-SAT San Antonio
6h 06m1 stop Chicago O'Hare Intl
$363American Airlines
Sat, Dec 12 - Wed, Dec 16
United Airlines Logo
7:00 am - 2:20 pmSAT  San Antonio-BUF Buffalo
6h 20m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
1:53 pm - 9:26 pmBUF  Buffalo-SAT San Antonio
8h 33m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$368United Airlines
Sat, Dec 12 - Wed, Dec 16
United Airlines Logo
12:15 pm - 8:24 pmSAT  San Antonio-BUF Buffalo
7h 09m1 stop Newark
United Airlines Logo
10:00 am - 5:37 pmBUF  Buffalo-SAT San Antonio
8h 37m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
$368United Airlines
Mon, Dec 7 - Mon, Dec 14
Southwest Logo
6:45 am - 3:15 pmSAT  San Antonio-BUF Buffalo
7h 30m2 stops Dallas Love Field Nashville Intl
Southwest Logo
4:30 pm - 8:50 pmBUF  Buffalo-SAT San Antonio
5h 20m1 stop Dallas Love Field
$383Southwest
Wed, Dec 16 - Sat, Dec 19
Delta Logo
4:00 pm - 12:01 amSAT  San Antonio-BUF Buffalo
7h 01m1 stop Detroit Metropolitan Wayne County
Delta Logo
12:19 pm - 8:21 pmBUF  Buffalo-SAT San Antonio
9h 02m1 stop Atlanta Hartsfield-Jackson
$398Delta
Mon, Dec 7 - Fri, Jan 8
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
$698Frontier
Fri, Nov 27 - Sun, Nov 29
Delta Logo
10:59 am - 5:52 pmSAT  San Antonio-BUF Buffalo
5h 53m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:27 pm - 5:37 pmBUF  Buffalo-SAT San Antonio
6h 10m1 stop Atlanta Hartsfield-Jackson
$738Delta
Fri, Feb 12 - Wed, Feb 17

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American Airlines flights from San Antonio to Buffalo

Our best American Airlines deals on San Antonio to Buffalo flight tickets
American Airlines
Dec 7
SAT9:18 amSan Antonio
7h 39m
1 stop
BUF5:57 pmBuffalo
Dec 14
BUF7:00 amBuffalo
6h 07m
1 stop
SAT12:07 pmSan Antonio
$363
American Airlines
Jan 30
SAT12:45 pmSan Antonio
9h 31m
2 stops
BUF11:16 pmBuffalo
Feb 1
BUF12:49 pmBuffalo
10h 10m
2 stops
SAT9:59 pmSan Antonio
$374
American Airlines
Dec 14
SAT2:05 pmSan Antonio
7h 47m
1 stop
BUF10:52 pmBuffalo
Jan 22
BUF6:00 amBuffalo
8h 14m
2 stops
SAT1:14 pmSan Antonio
$408

Southwest flights from San Antonio to Buffalo

Our best Southwest deals on San Antonio to Buffalo flight tickets
Southwest
Dec 16
SAT2:45 pmSan Antonio
6h 15m
1 stop
BUF10:00 pmBuffalo
Dec 19
BUF4:30 pmBuffalo
5h 20m
1 stop
SAT8:50 pmSan Antonio
$343
Southwest
Dec 16
SAT6:45 amSan Antonio
7h 30m
2 stops
BUF3:15 pmBuffalo
Dec 19
BUF4:30 pmBuffalo
5h 20m
1 stop
SAT8:50 pmSan Antonio
$383
Southwest
Dec 15
SAT1:50 pmSan Antonio
6h 00m
1 stop
BUF8:50 pmBuffalo
Dec 19
BUF5:40 pmBuffalo
8h 35m
2 stops
SAT1:15 amSan Antonio
$402

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
Quickest round-trip

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Wed 12/16

2:45 pm-10:00 pm

1 stop6h 15m

Buffalo

Sat 12/19

4:30 pm-8:50 pm

1 stop5h 20m

$343

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Mon 12/7

9:18 am-5:57 pm

1 stop7h 39m

Buffalo

Mon 12/14

7:00 am-12:07 pm

1 stop6h 07m

$363

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 12/15

7:10 am-3:15 pm

1 stop7h 05m

Buffalo

Sat 12/19

4:30 pm-8:50 pm

1 stop5h 20m

$363

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sat 12/12

2:05 pm-10:52 pm

1 stop7h 47m

Buffalo

Wed 12/16

6:49 pm-11:55 pm

1 stop6h 06m

$363

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sat 12/12

7:00 am-2:20 pm

1 stop6h 20m

Buffalo

Wed 12/16

1:53 pm-9:26 pm

2 stops8h 33m

$368

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Mon 12/7

12:15 pm-8:24 pm

1 stop7h 09m

Buffalo

Mon 12/14

10:00 am-5:37 pm

2 stops8h 37m

$368

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Wed 12/16

6:45 am-3:15 pm

2 stops7h 30m

Buffalo

Sat 12/19

4:30 pm-8:50 pm

1 stop5h 20m

$383

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Mon 12/7

4:00 pm-12:01 am

1 stop7h 01m

Buffalo

Fri 1/8

12:19 pm-8:21 pm

1 stop9h 02m

$398

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 11/27

12:06 pm-8:24 pm

1 stop7h 18m

Buffalo

Sun 11/29

9:20 pm-11:11 am

1 stop14h 51m

$698

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 2/12

10:59 am-5:52 pm

1 stop5h 53m

Buffalo

Wed 2/17

12:27 pm-5:37 pm

1 stop6h 10m

$738

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $426 to $581.
The lowest price recently found on this route was $343.

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 November 2026, prices for San Antonio to Buffalo flights are approximately 32% more expensive 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

$147

Fastest flight time

4h 48m

Direct flights

None
The best one-way flight to Buffalo from San Antonio in the past 72 hours is $147. The best round-trip flight deal from San Antonio to Buffalo found on momondo in the last 72 hours is $343.
The fastest flight from San Antonio to Buffalo takes 4h 48m
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 4h 48m.

  • 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
American AirlinesPriceFrom $312Free CancellationRating
7.0
12,234 reviews
Search American Airlines flights
DeltaPriceFrom $312Free CancellationRating
7.8
8,719 reviews
Search Delta flights
United AirlinesPriceFrom $330Free CancellationRating
7.3
10,493 reviews
Search United Airlines flights
SouthwestPriceFrom $369Free CancellationRating
8.0
4,219 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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