What airlines fly to Buffalo?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Buffalo from San Antonio according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 7 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Buffalo?

Frontier, Delta, and United Airlines are the most popular carriers operating from San Antonio to Buffalo

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?

The number of operators available for flights from San Antonio Airport to Buffalo Airport is 6 as of April 2025.

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.

$129 Cheap Flights from San Antonio to Buffalo - Save in Minutes

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Cheap round-trip flights

These are some of the best round-trip flight deals from San Antonio to Buffalo that have been recently found on momondo from popular airlines, departing in the coming months.

11:43 am - 6:30 pmSAT-BUF

5h 47m1 stop

6:10 am - 11:39 amBUF-SAT

6h 29m1 stop

$299American Airlines

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Tue, Jun 10 - Tue, Jun 17

5:20 am - 12:10 pmSAT-BUF

5h 50m1 stop

6:55 pm - 12:19 amBUF-SAT

6h 24m1 stop

$317Delta

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Wed, Jun 4 - Sat, Jun 7

12:19 pm - 8:25 pmSAT-BUF

7h 06m1 stop

4:46 pm - 11:44 pmBUF-SAT

7h 58m1 stop

$344American Airlines

Find Deal

Fri, Jun 6 - Tue, Jun 10

12:57 pm - 9:16 pmSAT-BUF

7h 19m1 stop

10:50 am - 5:42 pmBUF-SAT

7h 52m2 stops

$349United Airlines

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Fri, Sep 19 - Tue, Sep 23

6:15 am - 2:20 pmSAT-BUF

7h 05m1 stop

6:34 am - 1:17 pmBUF-SAT

7h 43m1 stop

$353American Airlines

Find Deal

Tue, Jun 3 - Sun, Jun 8

2:25 pm - 11:59 pmSAT-BUF

8h 34m2 stops

10:38 am - 5:42 pmBUF-SAT

8h 04m2 stops

$354United Airlines

Find Deal

Fri, Sep 19 - Tue, Sep 23

10:16 am - 8:56 amSAT-BUF

21h 40m1 stop

2:10 pm - 6:03 pmBUF-SAT

28h 53m1 stop

$372Frontier

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Fri, Jun 13 - Fri, Jun 20

6:10 am - 12:15 pmSAT-BUF

5h 05m1 stop

8:30 pm - 12:45 amBUF-SAT

5h 15m1 stop

$374Southwest

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Tue, Jul 1 - Mon, Jul 7

1:25 pm - 10:55 pmSAT-BUF

8h 30m2 stops

8:30 pm - 12:45 amBUF-SAT

5h 15m1 stop

$379Southwest

Find Deal

Tue, Jul 1 - Mon, Jul 7

5:20 am - 2:19 pmSAT-BUF

7h 59m2 stops

6:04 am - 3:31 pmBUF-SAT

10h 27m2 stops

$1,714Delta

Find Deal

Tue, Jun 3 - Sun, Jun 8

American Airlines flights from San Antonio to Buffalo

Our best American Airlines deals on San Antonio to Buffalo flight tickets

American Airlines

Jun 10

SAT11:43 amSan Antonio

5h 47m

1 stop

BUF6:30 pmBuffalo

Jun 17

BUF6:10 amBuffalo

6h 29m

1 stop

SAT11:39 amSan Antonio

$299

Find similar

American Airlines

Jun 6

SAT12:19 pmSan Antonio

7h 06m

1 stop

BUF8:25 pmBuffalo

Jun 10

BUF4:46 pmBuffalo

7h 58m

1 stop

SAT11:44 pmSan Antonio

$344

Find similar

American Airlines

Jun 3

SAT6:15 amSan Antonio

7h 05m

1 stop

BUF2:20 pmBuffalo

Jun 8

BUF6:34 amBuffalo

7h 43m

1 stop

SAT1:17 pmSan Antonio

$353

Find similar

United Airlines flights from San Antonio to Buffalo

Our best United Airlines deals on San Antonio to Buffalo flight tickets

United Airlines

Sep 19

SAT12:57 pmSan Antonio

7h 19m

1 stop

BUF9:16 pmBuffalo

Sep 23

BUF10:50 amBuffalo

7h 52m

2 stops

SAT5:42 pmSan Antonio

$349

Find similar

United Airlines

Sep 19

SAT2:25 pmSan Antonio

8h 34m

2 stops

BUF11:59 pmBuffalo

Sep 23

BUF10:38 amBuffalo

8h 04m

2 stops

SAT5:42 pmSan Antonio

$354

Find similar

United Airlines

Aug 5

SAT5:30 amSan Antonio

7h 42m

2 stops

BUF2:12 pmBuffalo

Aug 12

BUF7:00 amBuffalo

5h 45m

1 stop

SAT11:45 amSan Antonio

$384

Find similar

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

Prices

Airlines

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of September, then book flights to Buffalo from San Antonio during October instead. Flights to Buffalo in October, while not as cheap as those in September, still average around $359.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $305. Flights from San Antonio to Buffalo on a Thursday will generally be more expensive and average around $451. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

At noon is the cheapest time of day to fly from San Antonio to Buffalo when you can find flight prices for as low as $345. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $421 per ticket.

How far in advance should I book a flight to Buffalo?

You are more likely to see cheaper flights to Buffalo from San Antonio when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $437 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from San Antonio for as low as $320 on momondo.

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

As of April 2025, prices for San Antonio to Buffalo flights are approximately 4% 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	$129
Fastest flight time	5h 05m
Direct flights	None
Airports in Buffalo	1 airport

The best one-way flight to Buffalo from San Antonio in the past 72 hours is $129. The best round-trip flight deal from San Antonio to Buffalo found on momondo in the last 72 hours is $299.

The fastest flight from San Antonio to Buffalo takes 5h 05m

There are no direct flights from San Antonio to Buffalo. Popular non-direct route for this connection is San Antonio Airport - Buffalo Airport.

There is 1 airport near Buffalo: Buffalo (BUF)

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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 05m.
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?
The number of operators available for flights from San Antonio Airport to Buffalo Airport is 6 as of April 2025.
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?
Based on momondo bookings for flights between San Antonio and Buffalo, the leading airline is Delta, making up 36% of the total bookings. Other popular airlines include American Airlines with 35%, Southwest with 8%, and United Airlines with 8%.

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
Frontier	PriceFrom $182	Free Cancellation	Rating 5.9 3,287 reviews	Search Frontier flights
JetBlue	PriceFrom $204	Free Cancellation	Rating 7.3 2,924 reviews	Search JetBlue flights
American Airlines	PriceFrom $298	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $298	Free Cancellation	Rating 8.0 7,934 reviews	Search Delta flights
United Airlines	PriceFrom $334	Free Cancellation	Rating 7.4 8,696 reviews	Search United Airlines flights
Southwest	PriceFrom $345	Free Cancellation	Rating 8.0 4,294 reviews	Search Southwest flights

Batavia

Williamsville

Amherst

Cheektowaga

Tonawanda

Lockport

Grand Island

West Seneca

East Aurora

Orchard Park

Bowmansville

Eden

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.