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Cheap flights from San Antonio to Buffalo from $125

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
3:00 pm - 10:54 pmSAT  San Antonio-BUF Buffalo
6h 54m1 stop Dallas/Fort Worth
American Airlines Logo
4:40 pm - 10:56 pmBUF  Buffalo-SAT San Antonio
7h 16m1 stop Dallas/Fort Worth
$313American Airlines
Sat, Oct 24 - Wed, Nov 4
Southwest Logo
5:45 am - 12:00 pmSAT  San Antonio-BUF Buffalo
5h 15m1 stop Baltimore/Washington
Southwest Logo
5:50 am - 11:15 amBUF  Buffalo-SAT San Antonio
6h 25m1 stop Baltimore/Washington
$313Southwest
Thu, Jan 7 - Tue, Jan 12
Delta Logo
4:25 pm - 11:55 pmSAT  San Antonio-BUF Buffalo
6h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:55 pm - 11:20 pmBUF  Buffalo-SAT San Antonio
6h 25m1 stop Detroit Metropolitan Wayne County
$313Delta
Sat, Jan 9 - Wed, Jan 20
Delta Logo
5:30 am - 1:16 pmSAT  San Antonio-BUF Buffalo
6h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:59 pm - 12:28 amBUF  Buffalo-SAT San Antonio
6h 29m1 stop Atlanta Hartsfield-Jackson
$313Delta
Tue, Jan 12 - Wed, Jan 20
American Airlines Logo
8:04 am - 5:46 pmSAT  San Antonio-BUF Buffalo
8h 42m1 stop Chicago O'Hare Intl
American Airlines Logo
5:14 am - 1:14 pmBUF  Buffalo-SAT San Antonio
9h 00m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth
$318American Airlines
Thu, Jan 7 - Tue, Jan 12
Southwest Logo
7:50 am - 4:05 pmSAT  San Antonio-BUF Buffalo
7h 15m2 stops Dallas Love Field Chicago Midway
Southwest Logo
8:10 am - 4:00 pmBUF  Buffalo-SAT San Antonio
8h 50m2 stops Baltimore/Washington Houston Hobby
$361Southwest
Thu, Jan 7 - Tue, Jan 12
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
$378Frontier
Wed, Nov 25 - Sun, Nov 29
United Airlines Logo
7:00 am - 2:20 pmSAT  San Antonio-BUF Buffalo
6h 20m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
5:58 pm - 11:35 pmBUF  Buffalo-SAT San Antonio
6h 37m1 stop Chicago O'Hare Intl
$423United Airlines
Tue, Oct 27 - Wed, Oct 28
United Airlines Logo
12:45 pm - 10:59 pmSAT  San Antonio-BUF Buffalo
9h 14m1 stop Newark
United Airlines Logo
6:00 am - 11:18 amBUF  Buffalo-SAT San Antonio
6h 18m1 stop Washington, D.C. Dulles Intl
$423United Airlines
Thu, Nov 5 - Sat, Nov 7
Multiple Airlines Logo
9:50 am - 6:12 pmSAT  San Antonio-BUF Buffalo
31h 22m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson
Multiple Airlines Logo
9:38 pm - 11:00 amBUF  Buffalo-SAT San Antonio
14h 22m1 stop Orlando
$443Multiple Airlines
Sun, Jan 10 - Fri, Jan 15

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Delta flights from San Antonio to Buffalo

Our best Delta deals on San Antonio to Buffalo flight tickets
Delta
Jan 9
SAT5:20 amSan Antonio
5h 24m
1 stop
BUF11:44 amBuffalo
Jan 18
BUF6:59 pmBuffalo
6h 29m
1 stop
SAT12:28 amSan Antonio
$313
Delta
Jan 15
SAT5:20 amSan Antonio
5h 24m
1 stop
BUF11:44 amBuffalo
Jan 21
BUF5:55 pmBuffalo
6h 25m
1 stop
SAT11:20 pmSan Antonio
$351
Delta
Dec 23
SAT4:05 pmSan Antonio
6h 57m
1 stop
BUF12:02 amBuffalo
Jan 6
BUF6:00 amBuffalo
8h 22m
1 stop
SAT1:22 pmSan Antonio
$362

American Airlines flights from San Antonio to Buffalo

Our best American Airlines deals on San Antonio to Buffalo flight tickets
American Airlines
Oct 24
SAT3:00 pmSan Antonio
7h 59m
2 stops
BUF11:59 pmBuffalo
Nov 4
BUF7:14 amBuffalo
8h 35m
1 stop
SAT2:49 pmSan Antonio
$318
American Airlines
Nov 21
SAT2:50 pmSan Antonio
8h 07m
2 stops
BUF11:57 pmBuffalo
Nov 23
BUF6:40 pmBuffalo
6h 53m
1 stop
SAT12:33 amSan Antonio
$356
American Airlines
Oct 24
SAT6:00 amSan Antonio
8h 06m
2 stops
BUF3:06 pmBuffalo
Nov 4
BUF7:57 amBuffalo
8h 40m
2 stops
SAT3:37 pmSan Antonio
$361

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

Sat 10/24

3:00 pm-10:54 pm

1 stop6h 54m

Buffalo

Wed 11/4

4:40 pm-10:56 pm

1 stop7h 16m

$313
Quickest round-trip

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

5:45 am-12:00 pm

1 stop5h 15m

Buffalo

Tue 1/12

5:50 am-11:15 am

1 stop6h 25m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sat 1/9

4:25 pm-11:55 pm

1 stop6h 30m

Buffalo

Wed 1/20

5:55 pm-11:20 pm

1 stop6h 25m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 1/12

5:30 am-1:16 pm

1 stop6h 46m

Buffalo

Wed 1/20

6:59 pm-12:28 am

1 stop6h 29m

$313

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

8:04 am-5:46 pm

1 stop8h 42m

Buffalo

Tue 1/12

5:14 am-1:14 pm

2 stops9h 00m

$318

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/7

7:50 am-4:05 pm

2 stops7h 15m

Buffalo

Tue 1/12

8:10 am-4:00 pm

2 stops8h 50m

$361

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

$378

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 10/27

7:00 am-2:20 pm

1 stop6h 20m

Buffalo

Wed 10/28

5:58 pm-11:35 pm

1 stop6h 37m

$423

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 11/5

12:45 pm-10:59 pm

1 stop9h 14m

Buffalo

Sat 11/7

6:00 am-11:18 am

1 stop6h 18m

$423

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sun 1/10

9:50 am-6:12 pm

2 stops31h 22m

Buffalo

Fri 1/15

9:38 pm-11:00 am

1 stop14h 22m

$443

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 $421 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 October 2026, prices for San Antonio to Buffalo flights are approximately 110% 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

$125

Fastest flight time

5h 15m

Direct flights

None
The best one-way flight to Buffalo from San Antonio in the past 72 hours is $125. 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 15m
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 15m.

  • 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
8,612 reviews
Search Delta flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
10,270 reviews
Search United Airlines flights
American AirlinesPriceFrom $354Free CancellationRating
7.0
12,097 reviews
Search American Airlines flights
SouthwestPriceFrom $369Free CancellationRating
8.0
4,206 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
West Seneca
Orchard Park
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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