Are direct flights from San Antonio to Buffalo always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers, which can be appealing. However, connecting flights are often more affordable than direct routes. Weigh the value of time saved against potential cost savings when making your decision.

Can flexible travel dates help on San Antonio to Buffalo flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices can vary significantly between different days of the week or even within the same week. Flying on weekdays or during off-peak seasons may result in lower fares.

What extra costs should I check before booking San Antonio to Buffalo flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. These additional fees can impact the total cost of your trip.

Flights From San Antonio

To Buffalo

Cheap Flights from San Antonio to Buffalo

Browse current best options from San Antonio. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

San Antonio

RatePunk searches hundreds of travel sites at once for deals on flights to Buffalo

Prices updated 1 day ago

462 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from San Antonio to Buffalo

Explore current cheapest deals departing from San Antonio to Buffalo

2026-10-26 – 2026-10-30
SAT - Buffalo
76% AI deal score
$442
$303
Round trip
2026-10-21 – 2026-10-24
SAT - Buffalo
69% AI deal score
$443
$340
Round trip
2026-10-17 – 2026-10-18
SAT - Buffalo
72% AI deal score
$444
$361
Round trip
2026-11-05 – 2026-11-09
SAT - Buffalo
49% AI deal score
$349
$366
Round trip
2026-10-02 – 2026-10-04
SAT - Buffalo
68% AI deal score
$463
$373
Round trip
2026-10-11 – 2026-10-17
SAT - Buffalo
70% AI deal score
$425
$382
Round trip
2026-11-06 – 2026-11-09
SAT - Buffalo
48% AI deal score
$349
$385
Round trip
2026-10-01 – 2026-10-04
SAT - Buffalo
69% AI deal score
$467
$394
Round trip
2026-10-02 – 2026-10-05
SAT - Buffalo
50% AI deal score
$463
$439
Round trip
2026-10-22 – 2026-10-25
SAT - Buffalo
67% AI deal score
$443
$445
Round trip

San Antonio to Buffalo: Overview

Insights for flights from San Antonio to Buffalo

Right now, fares for flights from San Antonio to Buffalo are typically $351 –$403, with a median of $403. Currently, prices are near the typical level for this route. Only 13% of recent fares from San Antonio to Buffalo were classified as a good price, suggesting that deals are less common for this specific route.

When considering cheap flights from San Antonio to Buffalo, the data indicates that the cheapest time to fly is often in September, with a median fare of $157. May also offers competitive pricing, with a median fare of $166. Another relatively affordable month is June, where the median fare is around $212.

A typical journey from San Antonio to Buffalo takes approximately 6h 43m, including connections. This duration reflects the fact that most itineraries on this route connect at least once. Specifically, the median number of stopovers for connecting flights is 2, as there are no direct flights from San Antonio to Buffalo available in recent observations.

The distance between San Antonio and Buffalo is 2304 kilometers. This classifies the route as a medium-haul journey, meaning you can expect a flight that is longer than a short domestic hop but not a full intercontinental trip.

How much is a round trip from San Antonio to Buffalo

Regular price: $336 - $479

Prices are currently below the regular range.

The regular price range for flights from San Antonio to Buffalo is between $336 and $479. The current lowest deal is $305 with Frontier Airlines for travel from Oct 26-Oct 30.

now $305

Low $336

High $479

The cheapest time to fly from San Antonio to Buffalo

The cheapest month to fly from San Antonio to Buffalo is May, with a median price of $152. The most expensive month is December, with a median price of $403. Prices generally range from January to December.

May

Cheapest

Flights from $152

December

Most Expensive

Flights from $403

Jan

May

Jun

Jul

Aug

Sep

Oct

Dec

Direct flights from San Antonio to Buffalo

Frontier Airlines

United Airlines

Breeze Airways

Deutsche Luft Hansa

Last-minute flights going from San Antonio to Buffalo

Tue, Sep 15

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$480

$720

One-way

Tue, Sep 15

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$578

$898

One-way

Wed, Sep 16

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Southwest Airlines

$499

$767

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Deutsche Luft Hansa

$563

$759

One-way

Sat, Sep 19

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$510

$720

One-way

Wed, Sep 23

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Deutsche Luft Hansa

$367

$598

One-way

Biggest price drops on these dates for flights from San Antonio to Buffalo

4 nights

Oct 26 - Oct 30

$442 → $305

31%

5 nights

Oct 16 - Oct 21

$437 → $334

24%

3 nights

Oct 21 - Oct 24

$443 → $342

23%

2 nights

Oct 21 - Oct 23

$443 → $348

21%

Popular Airports to fly from San Antonio to Buffalo

San Antonio - Buffalo route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from San Antonio to Buffalo are near the typical level of $403.

📅 Best time to fly

Fly in September for the best prices

Historically, September offers the lowest median price at $157 for this route.

⏱️ Flight duration

Connecting flights take 6h 43m

The typical flight duration for connecting flights from San Antonio to Buffalo is 6h 43m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not available; 100% of recent flights included stopovers.

🏆 Airline highlight

Frontier Airlines offers deals

Frontier Airlines has 36 deals, making it a frequent option for this route.

🎯 Booking tip

Deals appear regularly

Deals for flights on this route have historically appeared on a regular basis.

San Antonio main airports to depart from

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient departure point for flights to Buffalo.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$328

Buffalo main airports to arrive at

Buffalo Niagara International (BUF)

Cheapest

Buffalo Niagara International Airport is a convenient arrival choice for flights from San Antonio to Buffalo.

📍 ~13 km from Buffalo (reachable by car)

💸 Flights from ~$312

Airports nearby Buffalo used as alternative

Greater Rochester International (ROC)

Greater Rochester International is a useful alternative due to its proximity and similar flight network.

📍 ~110 km from Buffalo (reachable by car)

💸 Flights from ~$278

Business & First Class Flight Deals to Buffalo

Aeroméxico, +1

Business Class

From SAT

Elite

Sep 25

Buffalo, United States

48% AI deal score

$3,454

Aeroméxico, +1

Business Class

From SAT

Elite

Oct 04

Buffalo, United States

48% AI deal score

$3,880

Aeroméxico, +1

Business Class

From SAT

Elite

Sep 25

Buffalo, United States

48% AI deal score

$3,898

Aeroméxico, +1

Business Class

Frequently Asked Questions About Flights to Buffalo

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you identify better deals. Look out for flights during the off-peak season, which often have lower fares.

Booking flights in advance, often several months before your intended departure, can sometimes lead to better prices. However, last-minute deals can occasionally appear, so monitoring fare changes is useful. Prices can fluctuate, so there isn't a single best time to book.

Comparing flights from nearby airports can sometimes uncover more economical options or different flight schedules. While it may add to your ground travel, the potential savings on airfare can be significant. Always factor in the cost and time of transportation to and from alternative airports.

Related routes

More routes from San Antonio

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Flights to Buffalo from other cities

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San Antonio to Buffalo: Overview

Insights for flights from San Antonio to Buffalo

How much is a round trip from San Antonio to Buffalo

Regular price: $336 - $479

Prices are currently below the regular range.

The regular price range for flights from San Antonio to Buffalo is between $336 and $479. The current lowest deal is $305 with Frontier Airlines for travel from Oct 26-Oct 30.

now $305

Low $336

High $479

The cheapest time to fly from San Antonio to Buffalo

May

Cheapest

Flights from $152

December

Most Expensive

Flights from $403

Jan

May

Jun

Jul

Aug

Sep

Oct

Dec

Direct flights from San Antonio to Buffalo

Frontier Airlines

United Airlines

Breeze Airways

Deutsche Luft Hansa

Last-minute flights going from San Antonio to Buffalo

Tue, Sep 15

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$480

$720

One-way

Tue, Sep 15

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$578

$898

One-way

Wed, Sep 16

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Southwest Airlines

$499

$767

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Deutsche Luft Hansa

$563

$759

One-way

Sat, Sep 19

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

United Airlines

$510

$720

One-way

Wed, Sep 23

⌛ Last-Minute

SAT - Buffalo

San Antonio (SAT) - Buffalo (BUF)

Deutsche Luft Hansa

$367

$598

One-way

Biggest price drops on these dates for flights from San Antonio to Buffalo

4 nights

Oct 26 - Oct 30

$442 → $305

31%

5 nights

Oct 16 - Oct 21

$437 → $334

24%

3 nights

Oct 21 - Oct 24

$443 → $342

23%

2 nights

Oct 21 - Oct 23

$443 → $348

21%

Popular Airports to fly from San Antonio to Buffalo