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Cheap flights from San Antonio to Buffalo from $112

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Buffalo departing on 8/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Frontier Logo
8:14 pm - 1:16 pmSAT-BUF
16h 02m1 stop
Frontier Logo
9:12 pm - 8:05 amBUF-SAT
11h 53m1 stop
$307Frontier
Find Deal
Thu, Jul 31 - Sun, Aug 3
Delta Logo
12:24 pm - 6:40 pmSAT-BUF
5h 16m1 stop
Delta Logo
7:15 pm - 11:57 pmBUF-SAT
5h 42m1 stop
$317Delta
Find Deal
Tue, Aug 5 - Wed, Aug 13
Southwest Logo
2:50 pm - 11:00 pmSAT-BUF
7h 10m2 stops
Southwest Logo
7:40 am - 2:05 pmBUF-SAT
7h 25m1 stop
$322Southwest
Find Deal
Tue, Aug 5 - Wed, Aug 13
American Airlines Logo
2:15 pm - 10:34 pmSAT-BUF
7h 19m1 stop
American Airlines Logo
6:29 am - 12:42 pmBUF-SAT
7h 13m1 stop
$337American Airlines
Find Deal
Sat, Aug 9 - Sat, Aug 16
Southwest Logo
11:30 am - 11:05 pmSAT-BUF
10h 35m1 stop
Southwest Logo
3:40 pm - 9:10 pmBUF-SAT
6h 30m1 stop
$341Southwest
Find Deal
Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
7:15 am - 7:01 pmSAT-BUF
10h 46m2 stops
United Airlines Logo
5:54 pm - 10:59 pmBUF-SAT
6h 05m1 stop
$342United Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 13
United Airlines Logo
5:30 am - 2:06 pmSAT-BUF
7h 36m2 stops
United Airlines Logo
2:50 pm - 10:48 pmBUF-SAT
8h 58m2 stops
$347United Airlines
Find Deal
Wed, Sep 3 - Tue, Sep 9
American Airlines Logo
6:10 am - 12:56 pmSAT-BUF
5h 46m1 stop
American Airlines Logo
2:34 pm - 10:16 pmBUF-SAT
8h 42m1 stop
$352American Airlines
Find Deal
Thu, Aug 28 - Mon, Sep 1
 Logo
6:35 pm - 10:50 amSAT-BUF
15h 15m1 stop
 Logo
11:41 am - 1:06 pmBUF-SAT
26h 25m2 stops
Sun, Jul 13 - Mon, Jul 28
 Logo
8:14 pm - 1:16 pmSAT-BUF
16h 02m1 stop
 Logo
8:50 am - 10:42 pmBUF-SAT
14h 52m2 stops
Thu, Jul 17 - Mon, Jul 21

Frontier flights from San Antonio to Buffalo

Our best Frontier deals on San Antonio to Buffalo flight tickets
Frontier
Jul 31
SAT8:14 pmSan Antonio
16h 02m
1 stop
BUF1:16 pmBuffalo
Aug 3
BUF9:12 pmBuffalo
11h 53m
1 stop
SAT8:05 amSan Antonio
Frontier
Jul 10
SAT8:14 pmSan Antonio
16h 02m
1 stop
BUF1:16 pmBuffalo
Jul 23
BUF5:12 pmBuffalo
27h 01m
1 stop
SAT7:13 pmSan Antonio
Frontier
Jul 31
SAT8:14 pmSan Antonio
16h 02m
1 stop
BUF1:16 pmBuffalo
Aug 3
BUF9:12 pmBuffalo
11h 53m
1 stop
SAT8:05 amSan Antonio

Delta flights from San Antonio to Buffalo

Our best Delta deals on San Antonio to Buffalo flight tickets
Delta
Aug 5
SAT12:24 pmSan Antonio
5h 16m
1 stop
BUF6:40 pmBuffalo
Aug 13
BUF7:15 pmBuffalo
5h 42m
1 stop
SAT11:57 pmSan Antonio
Delta
Aug 26
SAT5:10 amSan Antonio
5h 29m
1 stop
BUF11:39 amBuffalo
Aug 30
BUF12:02 pmBuffalo
7h 20m
1 stop
SAT6:22 pmSan Antonio
Delta
Aug 26
SAT5:10 amSan Antonio
17h 14m
2 stops
BUF11:24 pmBuffalo
Sep 1
BUF6:50 pmBuffalo
5h 44m
1 stop
SAT11:34 pmSan Antonio

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 cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of May, then book flights to Buffalo from San Antonio during September instead. Flights to Buffalo in September, while not as cheap as those in May, still average around $346.

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 weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $438 when searching 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 $303 on momondo.

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

As of July 2025, prices for San Antonio to Buffalo flights are approximately 1% 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

$112

Fastest flight time

5h 16m

Direct flights

None

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from San Antonio in the past 72 hours is $112. The best round-trip flight deal from San Antonio to Buffalo found on momondo in the last 72 hours is $307.
The fastest flight from San Antonio to Buffalo takes 5h 16m
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)

  • 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 16m.

  • 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
FrontierPriceFrom $222Free CancellationRating
5.9
3,291 reviews
Search Frontier flights
DeltaPriceFrom $298Free CancellationRating
8.0
7,975 reviews
Search Delta flights
American AirlinesPriceFrom $298Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $334Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights
SouthwestPriceFrom $345Free CancellationRating
8.0
4,272 reviews
Search Southwest flights

Traveling to a place near Buffalo?

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


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Mon 7/7
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