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Cheap flights from San Antonio to Buffalo from $157

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.
American Airlines Logo
7:00 am - 2:27 pmSAT  San Antonio-BUF Buffalo
6h 27m1 stop Philadelphia
American Airlines Logo
7:00 am - 1:15 pmBUF  Buffalo-SAT San Antonio
7h 15m1 stop Dallas/Fort Worth
$313American Airlines
Tue, Oct 20 - Tue, Oct 27
American Airlines Logo
2:07 pm - 10:49 pmSAT  San Antonio-BUF Buffalo
7h 42m1 stop Dallas/Fort Worth
American Airlines Logo
6:14 am - 1:16 pmBUF  Buffalo-SAT San Antonio
8h 02m1 stop Dallas/Fort Worth
$313American Airlines
Thu, Jan 7 - Tue, Jan 12
Delta Logo
5:30 am - 1:16 pmSAT  San Antonio-BUF Buffalo
6h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:55 pm - 11:20 pmBUF  Buffalo-SAT San Antonio
6h 25m1 stop Detroit Metropolitan Wayne County
$313Delta
Tue, Jan 12 - Mon, Jan 18
Delta Logo
4:00 pm - 11:05 pmSAT  San Antonio-BUF Buffalo
6h 05m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:59 pm - 12:28 amBUF  Buffalo-SAT San Antonio
6h 29m1 stop Atlanta Hartsfield-Jackson
$313Delta
Thu, Jan 14 - Mon, Jan 18
United Airlines Logo
7:30 am - 1:46 pmSAT  San Antonio-BUF Buffalo
5h 16m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
11:40 am - 8:15 pmBUF  Buffalo-SAT San Antonio
9h 35m2 stops Newark Washington, D.C. Dulles Intl
$318United Airlines
Thu, Jan 7 - Tue, Jan 12
Southwest Logo
1:10 pm - 9:40 pmSAT  San Antonio-BUF Buffalo
7h 30m2 stops Houston Hobby Baltimore/Washington
Southwest Logo
1:55 pm - 9:40 pmBUF  Buffalo-SAT San Antonio
8h 45m2 stops Chicago Midway Houston Hobby
$323Southwest
Thu, Jan 7 - Tue, Jan 12
United Airlines Logo
1:15 pm - 8:36 pmSAT  San Antonio-BUF Buffalo
6h 21m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 1:16 pmBUF  Buffalo-SAT San Antonio
8h 16m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
$356United Airlines
Thu, Nov 5 - Thu, Nov 12
Southwest Logo
5:45 am - 12:00 pmSAT  San Antonio-BUF Buffalo
5h 15m1 stop Baltimore/Washington
Southwest Logo
7:55 am - 4:05 pmBUF  Buffalo-SAT San Antonio
9h 10m2 stops Baltimore/Washington Houston Hobby
$363Southwest
Tue, Jan 12 - Mon, Jan 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
$404Frontier
Wed, Nov 25 - Sun, Nov 29
Multiple Airlines Logo
9:25 am - 12:59 pmSAT  San Antonio-BUF Buffalo
26h 34m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson
Multiple Airlines Logo
12:53 pm - 9:08 amBUF  Buffalo-SAT San Antonio
21h 15m1 stop Orlando
$430Multiple Airlines
Thu, Oct 22 - Sun, Oct 25

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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
Oct 20
SAT6:14 amSan Antonio
7h 10m
1 stop
BUF2:24 pmBuffalo
Oct 27
BUF8:00 amBuffalo
8h 38m
2 stops
SAT3:38 pmSan Antonio
$318
American Airlines
Dec 24
SAT9:23 amSan Antonio
8h 59m
2 stops
BUF7:22 pmBuffalo
Dec 25
BUF6:00 amBuffalo
9h 48m
2 stops
SAT2:48 pmSan Antonio
$361
American Airlines
Nov 19
SAT9:24 amSan Antonio
5h 27m
1 stop
BUF3:51 pmBuffalo
Nov 22
BUF5:56 amBuffalo
8h 17m
2 stops
SAT1:13 pmSan Antonio
$390

Southwest flights from San Antonio to Buffalo

Our best Southwest deals on San Antonio to Buffalo flight tickets
Southwest
Jan 7
SAT1:10 pmSan Antonio
7h 30m
2 stops
BUF9:40 pmBuffalo
Jan 12
BUF1:55 pmBuffalo
8h 45m
2 stops
SAT9:40 pmSan Antonio
$323
Southwest
Jan 12
SAT5:45 amSan Antonio
5h 15m
1 stop
BUF12:00 pmBuffalo
Jan 18
BUF7:55 amBuffalo
9h 10m
2 stops
SAT4:05 pmSan Antonio
$363
Southwest
Jan 12
SAT12:45 pmSan Antonio
7h 55m
2 stops
BUF9:40 pmBuffalo
Jan 18
BUF7:55 amBuffalo
9h 10m
2 stops
SAT4:05 pmSan Antonio
$368

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 10/20

7:00 am-2:27 pm

1 stop6h 27m

Buffalo

Tue 10/27

7:00 am-1:15 pm

1 stop7h 15m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

2:07 pm-10:49 pm

1 stop7h 42m

Buffalo

Tue 1/12

6:14 am-1:16 pm

1 stop8h 02m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 1/12

5:30 am-1:16 pm

1 stop6h 46m

Buffalo

Mon 1/18

5:55 pm-11:20 pm

1 stop6h 25m

$313
Quickest round-trip

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/14

4:00 pm-11:05 pm

1 stop6h 05m

Buffalo

Mon 1/18

6:59 pm-12:28 am

1 stop6h 29m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

7:30 am-1:46 pm

1 stop5h 16m

Buffalo

Tue 1/12

11:40 am-8:15 pm

2 stops9h 35m

$318

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

1:10 pm-9:40 pm

2 stops7h 30m

Buffalo

Tue 1/12

1:55 pm-9:40 pm

2 stops8h 45m

$323

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 11/5

1:15 pm-8:36 pm

1 stop6h 21m

Buffalo

Thu 11/12

6:00 am-1:16 pm

2 stops8h 16m

$356

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 1/12

5:45 am-12:00 pm

1 stop5h 15m

Buffalo

Mon 1/18

7:55 am-4:05 pm

2 stops9h 10m

$363

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

$404

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 10/22

9:25 am-12:59 pm

2 stops26h 34m

Buffalo

Sun 10/25

12:53 pm-9:08 am

1 stop21h 15m

$430

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 $512.
The lowest price recently found on this route was $313.

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 September 2026, prices for San Antonio to Buffalo flights are approximately 97% 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

$157

Fastest flight time

5h 07m

Direct flights

None
The best one-way flight to Buffalo from San Antonio in the past 72 hours is $157. The best round-trip flight deal from San Antonio to Buffalo found on momondo in the last 72 hours is $313.
The fastest flight from San Antonio to Buffalo takes 5h 07m
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 07m.

  • 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
8,608 reviews
Search Delta flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
10,248 reviews
Search United Airlines flights
American AirlinesPriceFrom $354Free CancellationRating
7.0
12,098 reviews
Search American Airlines flights
SouthwestPriceFrom $369Free CancellationRating
8.0
4,201 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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