How long is the flight from Austin to Buffalo?

A quick flight from Austin to Buffalo can take about 5h 52m. United Airlines provides one of the quickest options available for as low as $285. The distance from Austin to Buffalo is about 1364 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Austin to Buffalo round-trip?

Frontier, at $170, was found to be the cheapest airline from Austin to Buffalo.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is currently priced 58% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Austin to Buffalo one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $105. JetBlue flights start at $127 while deals on Delta start at $137 one-way.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What are the most popular airlines that fly from Austin to Buffalo?

American Airlines, Delta and Southwest are the most popular airlines when flying from Austin to Buffalo.

What is the cheapest time of day to fly from AUS to BUF?

When flying from Austin to Buffalo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Austin-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Buffalo flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Austin-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Austin to Buffalo that include hotel bookings?

Yes. In addition to deals on Austin to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to Buffalo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Buffalo.

Can I find deals for business class flights from Austin to Buffalo?

Yes. Cheapflights offers flight deals from Austin to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$105+ Cheap Flights from Austin to Buffalo

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Austin Bergstrom to Buffalo are usually found in August or September, booked 15 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Find flight deals from Austin to Buffalo

Cheapest flights from Austin to Buffalo
Explore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 14, 2025.

mié. 12/101:13 pmAUS - BUF

2 stops18h 37mMultiple Airlines

sáb. 12/139:45 amBUF - AUS

1 stop13h 00mMultiple Airlines

Deal found 10/13

$221

mié. 12/101:13 pmAUS - BUF

2 stops18h 37mMultiple Airlines

dom. 12/1411:50 amBUF - AUS

1 stop10h 55mMultiple Airlines

Deal found 10/13

$232

vie. 12/56:00 amAUS - BUF

1 stop9h 11mMultiple Airlines

lun. 12/87:09 pmBUF - AUS

2 stops29h 03mMultiple Airlines

Deal found 10/14

$236

lun. 11/36:00 amAUS - BUF

2 stops14h 08mMultiple Airlines

lun. 11/109:53 pmBUF - AUS

1 stop16h 33mMultiple Airlines

Deal found 10/14

$254

lun. 10/276:00 amAUS - BUF

1 stop9h 29mMultiple Airlines

lun. 11/39:53 pmBUF - AUS

1 stop16h 33mMultiple Airlines

Deal found 10/14

$262

sáb. 12/65:30 amAUS - BUF

2 stops25h 41mMultiple Airlines

dom. 12/1411:50 amBUF - AUS

1 stop10h 55mMultiple Airlines

Deal found 10/13

$273

lun. 10/276:00 amAUS - BUF

1 stop9h 29mFrontier

dom. 11/26:59 pmBUF - AUS

1 stop22h 46mFrontier

Deal found 10/14

$274

dom. 12/75:18 pmAUS - BUF

1 stop23h 46mFrontier

lun. 12/155:06 pmBUF - AUS

2 stops31h 06mFrontier

Deal found 10/13

$277

vie. 10/315:00 pmAUS - BUF

1 stop5h 39mDelta

mar. 11/47:30 pmBUF - AUS

1 stop5h 52mDelta

Deal found 10/12

$285

lun. 11/36:00 amAUS - BUF

2 stops14h 08mMultiple Airlines

dom. 11/96:59 pmBUF - AUS

1 stop15h 15mMultiple Airlines

Deal found 10/14

$288

dom. 12/75:18 pmAUS - BUF

1 stop23h 46mMultiple Airlines

sáb. 12/139:45 amBUF - AUS

1 stop13h 00mMultiple Airlines

Deal found 10/13

$290

lun. 10/276:00 amAUS - BUF

1 stop9h 29mMultiple Airlines

dom. 11/26:59 pmBUF - AUS

2 stops24h 55mMultiple Airlines

Deal found 10/14

$291

Best flights from Austin to Buffalo
Discover carefully curated flight deals from Austin to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 14, 2025.

mié. 1/146:32 amAUS - BUF

1 stop5h 52mUnited Airlines

mar. 1/202:49 pmBUF - AUS

1 stop7h 00mUnited Airlines

Deal found 10/14

$285

sáb. 12/63:24 pmAUS - BUF

1 stop7h 35mDelta

mar. 12/96:12 amBUF - AUS

1 stop5h 58mDelta

Deal found 10/14

$297

mar. 3/36:20 amAUS - BUF

1 stop9h 25mJetBlue

jue. 3/57:00 amBUF - AUS

1 stop10h 29mJetBlue

Deal found 10/13

$298

mar. 12/92:27 pmAUS - BUF

1 stop7h 31mDelta

mar. 12/1612:10 pmBUF - AUS

1 stop8h 03mDelta

Deal found 10/13

$297

sáb. 11/87:00 amAUS - BUF

1 stop5h 17mUnited Airlines

mar. 11/117:00 amBUF - AUS

1 stop5h 53mUnited Airlines

Deal found 10/14

$297

mar. 12/92:27 pmAUS - BUF

1 stop7h 31mDelta

sáb. 12/136:00 amBUF - AUS

1 stop7h 37mDelta

Deal found 10/13

$297

mié. 12/102:27 pmAUS - BUF

1 stop7h 31mDelta

sáb. 12/135:50 pmBUF - AUS

1 stop5h 19mDelta

Deal found 10/13

$297

sáb. 12/63:24 pmAUS - BUF

1 stop7h 35mDelta

sáb. 12/1312:10 pmBUF - AUS

1 stop6h 23mDelta

Deal found 10/13

$297

sáb. 12/65:00 pmAUS - BUF

1 stop5h 59mDelta

mié. 12/106:25 pmBUF - AUS

1 stop7h 03mDelta

Deal found 10/14

$297

mar. 12/92:27 pmAUS - BUF

1 stop7h 31mDelta

mié. 12/176:12 amBUF - AUS

1 stop5h 58mDelta

Deal found 10/13

$297

mié. 12/103:24 pmAUS - BUF

1 stop7h 35mDelta

mar. 12/169:14 amBUF - AUS

1 stop6h 36mDelta

Deal found 10/13

$297

Last-minute flights from Austin to Buffalo
Discover last-minute flight deals from Austin to Buffalo. Data last updated octubre 14, 2025 and is based on user searches.

lun. 10/206:00 amAUS - BUF

1 stop9h 29mFrontier

lun. 10/275:24 pmBUF - AUS

1 stop8h 09mFrontier

Deal found 10/14

$320

lun. 10/276:00 amAUS - BUF

1 stop9h 29mMultiple Airlines

lun. 11/39:53 pmBUF - AUS

1 stop16h 33mMultiple Airlines

Deal found 10/14

$262

lun. 10/276:00 amAUS - BUF

1 stop9h 29mFrontier

dom. 11/26:59 pmBUF - AUS

1 stop22h 46mFrontier

Deal found 10/14

$274

lun. 10/276:00 amAUS - BUF

1 stop9h 29mMultiple Airlines

dom. 11/26:59 pmBUF - AUS

2 stops24h 55mMultiple Airlines

Deal found 10/14

$291

lun. 10/276:00 amAUS - BUF

1 stop9h 29mMultiple Airlines

jue. 10/302:42 pmBUF - AUS

2 stops19h 09mMultiple Airlines

Deal found 10/14

$298

vie. 10/315:00 pmAUS - BUF

1 stop5h 39mDelta

mar. 11/47:30 pmBUF - AUS

1 stop5h 52mDelta

Deal found 10/12

$285

lun. 11/36:00 amAUS - BUF

2 stops14h 08mMultiple Airlines

lun. 11/109:53 pmBUF - AUS

1 stop16h 33mMultiple Airlines

Deal found 10/14

$254

lun. 11/36:00 amAUS - BUF

2 stops14h 08mMultiple Airlines

dom. 11/96:59 pmBUF - AUS

1 stop15h 15mMultiple Airlines

Deal found 10/14

$288

sáb. 11/87:00 amAUS - BUF

1 stop5h 17mUnited Airlines

mar. 11/117:00 amBUF - AUS

1 stop5h 53mUnited Airlines

Deal found 10/14

$297

One-way flights from Austin to Buffalo
Search for one-way flight options from Austin to Buffalo. Find affordable one-way fares based on user searches. Data last updated octubre 14, 2025.

jue. 1/88:48 pmAUS - BUF

1 stop10h 25mMultiple Airlines

Deal found 10/12

$105

sáb. 12/61:13 pmAUS - BUF

2 stops18h 37mMultiple Airlines

Deal found 10/14

$107

mié. 11/57:45 amAUS - BUF

2 stops30h 43mFrontier

Deal found 10/13

$108

jue. 3/266:20 amAUS - BUF

1 stop9h 25mJetBlue

Deal found 10/13

$127

mié. 1/76:00 amAUS - BUF

1 stop25h 13mMultiple Airlines

Deal found 10/12

$128

dom. 11/165:00 amAUS - BUF

2 stops31h 37mMultiple Airlines

Deal found 10/12

$130

mié. 11/52:21 pmAUS - BUF

3 stops24h 07mMultiple Airlines

Deal found 10/12

$135

lun. 11/244:05 pmAUS - BUF

1 stop5h 52mDelta

Deal found 10/12

$137

vie. 11/710:37 amAUS - BUF

2 stops30h 40mFrontier

Deal found 10/12

$138

mié. 2/182:13 pmAUS - BUF

2 stops8h 33mUnited Airlines

Deal found 10/13

$142

mar. 11/182:21 pmAUS - BUF

3 stops45h 45mMultiple Airlines

Deal found 10/12

$145

vie. 11/77:49 pmAUS - BUF

1 stop21h 28mMultiple Airlines

Deal found 10/12

$147

Cheap flight deals from Austin to Buffalo

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$205 (Kiwi.com)
One-way from	$105 (Kiwi.com)
Popular in	January
Cheapest in	August
Average price	$372

Provider with most accurate pricing for Austin Bergstrom-Buffalo flight deals.

Search Deals

Provider most trusted by Cheapflights users for Austin Bergstrom-Buffalo flights.

Search Deals

From Austin Bergstrom to Buffalo

Search Deals

One-way flight from Austin Bergstrom to Buffalo

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($95 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mié. 1/14

6:32 am-1:24 pm

1 stop5h 52m

Buffalo

mar. 1/20

2:49 pm-8:49 pm

1 stop7h 00m

$285

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

sáb. 12/6

3:24 pm-11:59 pm

1 stop7h 35m

Buffalo

mar. 12/9

6:12 am-11:10 am

1 stop5h 58m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mar. 12/9

2:27 pm-10:58 pm

1 stop7h 31m

Buffalo

mar. 12/16

12:10 pm-7:13 pm

1 stop8h 03m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

sáb. 11/8

7:00 am-1:17 pm

1 stop5h 17m

Buffalo

mar. 11/11

7:00 am-11:53 am

1 stop5h 53m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mar. 12/9

2:27 pm-10:58 pm

1 stop7h 31m

Buffalo

sáb. 12/13

6:00 am-12:37 pm

1 stop7h 37m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mié. 12/10

2:27 pm-10:58 pm

1 stop7h 31m

Buffalo

sáb. 12/13

5:50 pm-10:09 pm

1 stop5h 19m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

sáb. 12/6

3:24 pm-11:59 pm

1 stop7h 35m

Buffalo

sáb. 12/13

12:10 pm-5:33 pm

1 stop6h 23m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

sáb. 12/6

5:00 pm-11:59 pm

1 stop5h 59m

Buffalo

mié. 12/10

6:25 pm-12:28 am

1 stop7h 03m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mar. 12/9

2:27 pm-10:58 pm

1 stop7h 31m

Buffalo

mié. 12/17

6:12 am-11:10 am

1 stop5h 58m

$297

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

mié. 12/10

3:24 pm-11:59 pm

1 stop7h 35m

Buffalo

mar. 12/16

9:14 am-2:50 pm

1 stop6h 36m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 20 results

Compare providers for flights from Austin to Buffalo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Buffalo in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Austin-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Buffalo flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Austin-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Austin with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Austin to Buffalo

How far ahead should I book a flight from Austin to Buffalo?

The best time to book flights from Austin to Buffalo is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Austin to Buffalo?

Currently, May is the cheapest month in which you can book a flight from Austin to Buffalo (average of $142). Flying from Austin to Buffalo in December is currently the most expensive (average of $306). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Buffalo

Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Austin to Buffalo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.0

Very good

4,238 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,975 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,976 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines

7.2

Good

11,042 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Frontier

5.8

Fair

3,135 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

How long is the flight from Austin to Buffalo?
A quick flight from Austin to Buffalo can take about 5h 52m. United Airlines provides one of the quickest options available for as low as $285. The distance from Austin to Buffalo is about 1364 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Austin to Buffalo round-trip?
Frontier, at $170, was found to be the cheapest airline from Austin to Buffalo.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is currently priced 58% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Austin to Buffalo one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $105. JetBlue flights start at $127 while deals on Delta start at $137 one-way.
Can I find deals for flights from Austin to Buffalo that include hotel bookings?
Yes. In addition to deals on Austin to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Buffalo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Buffalo.
Can I find deals for business class flights from Austin to Buffalo?
Yes. Cheapflights offers flight deals from Austin to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Austin to Buffalo?
Currently, May is the cheapest month in which you can book a flight from Austin to Buffalo (average of $142). Flying from Austin to Buffalo in December is currently the most expensive (average of $306). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Austin to Buffalo

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$170	Average$316	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$286	Average$340	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$286	Average$371	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$296	Average$430	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$305	Average$406	FlexibilityNo cancel fee	On-time69%

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$105+ Cheap flights from Austin to Buffalo (AUS - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Austin Bergstrom to Buffalo are usually found in August or September, booked 15 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Find flight deals from Austin to Buffalo

Cheapest flights from Austin to BuffaloExplore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 14, 2025.

Explore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 14, 2025.

Cheap flight deals from Austin to Buffalo

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Buffalo that are best for you.

Compare providers for flights from Austin to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Buffalo in October.

Best time to book a flight from Austin to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Austin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Austin to Buffalo

How far ahead should I book a flight from Austin to Buffalo?

What is the cheapest month to book a flight from Austin to Buffalo?

Reviews of airlines servicing Buffalo

Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Austin to Buffalo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Austin to Buffalo?

What are the cheapest airlines flying from Austin to Buffalo round-trip?

What are the cheapest airlines to fly from Austin to Buffalo one-way?

Can I find deals for flights from Austin to Buffalo that include hotel bookings?

How can I find direct flights from Austin to Buffalo?

Can I find deals for business class flights from Austin to Buffalo?

What is the cheapest month to book a flight from Austin to Buffalo?

Traveling to a place near Buffalo?

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Top 5 airlines flying from Austin to Buffalo

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Cheapest flights from Austin to Buffalo
Explore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 14, 2025.