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$104+ Cheap flights from Buffalo to Austin (BUF - AUS)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — AUS
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Austin Bergstrom are usually found in August or September, booked 25 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Buffalo to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 13, 2025.

Round-trip from

$250
(American Airlines)

One-way from

$104
(Frontier)

Popular in

November

Cheapest in

August

Average price

$286
From Buffalo to Austin Bergstrom
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One-way flight from Buffalo to Austin Bergstrom
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Buffalo to Austin

Cheapest flights from Buffalo to Austin
Explore the most affordable flight options available from Buffalo to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 13, 2025.

This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/26:00 amBUF - AUS
1 stop5h 48mAmerican Airlines
mar. 9/91:00 pmAUS - BUF
1 stop6h 57mAmerican Airlines
Deal found 8/11$250
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/95:54 pmBUF - AUS
1 stop6h 00mUnited Airlines
mar. 9/164:55 pmAUS - BUF
1 stop5h 39mUnited Airlines
Deal found 8/12$251
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/296:00 amBUF - AUS
1 stop6h 05mDelta
mié. 11/122:45 pmAUS - BUF
1 stop8h 10mDelta
Deal found 8/12$257
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:24 pmBUF - AUS
1 stop8h 09mFrontier
jue. 10/3011:36 amAUS - BUF
1 stop27h 08mFrontier
Deal found 8/12$263
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/107:00 amBUF - AUS
1 stop5h 38mAmerican Airlines
sáb. 9/132:18 pmAUS - BUF
1 stop7h 50mAmerican Airlines
Deal found 8/12$268
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/67:40 amBUF - AUS
1 stop6h 25mAmerican Airlines
mar. 9/93:31 pmAUS - BUF
1 stop6h 37mAmerican Airlines
Deal found 8/11$269
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/307:36 pmBUF - AUS
1 stop13h 43mMultiple Airlines
mié. 11/128:48 pmAUS - BUF
1 stop20h 53mMultiple Airlines
Deal found 8/12$270
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2912:06 pmBUF - AUS
1 stop6h 16mDelta
sáb. 11/85:00 pmAUS - BUF
1 stop5h 39mDelta
Deal found 8/12$271
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:50 pmBUF - AUS
1 stop6h 37mDelta
lun. 12/85:30 amAUS - BUF
1 stop5h 13mDelta
Deal found 8/12$272
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2912:06 pmBUF - AUS
1 stop6h 16mDelta
mar. 11/119:57 amAUS - BUF
2 stops12h 53mDelta
Deal found 8/12$275
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/27:36 pmBUF - AUS
1 stop13h 43mMultiple Airlines
vie. 11/78:48 pmAUS - BUF
1 stop20h 53mMultiple Airlines
Deal found 8/12$278

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
Use the filters below to find and compare flights from Buffalo to Austin that are best for you.

Fly from

Buffalo

Fly to

Austin

Route

Depart

Return

Price

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 9/2

6:00 am-10:48 am

1 stop5h 48m

Austin Bergstrom

mar. 9/9

1:00 pm-8:57 pm

1 stop6h 57m

$250

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 9/9

5:54 pm-10:54 pm

1 stop6h 00m

Austin Bergstrom

mar. 9/16

4:55 pm-11:34 pm

1 stop5h 39m

$251

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 1/20

6:21 am-11:52 am

1 stop6h 31m

Austin Bergstrom

mar. 1/27

8:19 am-2:57 pm

1 stop5h 38m

$251

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 9/9

6:45 pm-11:28 pm

1 stop5h 43m

Austin Bergstrom

mar. 9/16

2:38 pm-9:43 pm

1 stop6h 05m

$251

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 12/9

10:20 am-3:01 pm

1 stop5h 41m

Austin Bergstrom

mié. 12/17

4:40 pm-11:03 pm

1 stop5h 23m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 12/2

6:50 pm-12:27 am

1 stop6h 37m

Austin Bergstrom

mié. 12/10

2:45 pm-11:55 pm

1 stop8h 10m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mié. 10/29

6:20 am-11:04 am

1 stop5h 44m

Austin Bergstrom

mar. 11/11

2:45 pm-11:55 pm

1 stop8h 10m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mié. 12/3

6:50 pm-12:27 am

1 stop6h 37m

Austin Bergstrom

mié. 12/10

4:59 pm-11:55 pm

1 stop5h 56m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mar. 12/2

6:50 pm-12:27 am

1 stop6h 37m

Austin Bergstrom

mar. 12/9

2:45 pm-11:03 pm

1 stop7h 18m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

sáb. 10/25

12:42 pm-8:11 pm

1 stop8h 29m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 20 results
1
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Best time to book a flight from Buffalo to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Buffalo 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 Buffalo to Austin

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Austin. Price data was last updated on August 8, 2025.

The best time to book flights from Buffalo to Austin is 25 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 Buffalo to Austin?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Austin (average of $286). Flying from Buffalo to Austin in March is currently the most expensive (average of $362). 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.

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

Find hourly flight availability from Buffalo to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 13, 2025.

It’s typically best to fly out from Buffalo to Austin in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated agosto 13, 2025.
Read through reviews of airlines operating flights from Buffalo to Austin, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

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
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

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
7,979 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

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
8,920 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

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
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

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

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

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

    Our cheapest airline available from Buffalo to Austin is American Airlines. Our recent data shows that you can find tickets from as low as $250 on this airline. An additional option worth looking into is United Airlines, starting at $251. American Airlines is currently priced 37% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Buffalo to Austin?

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Austin 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 Buffalo to Austin?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Austin (average of $286). Flying from Buffalo to Austin in March is currently the most expensive (average of $362). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Cedar Park
Canyon Lake
Round Rock
Seguin
Horseshoe Bay

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Top 4 airlines flying from Buffalo to Austin

Discover the top 4 airlines that operate flights from Buffalo to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$270Average$371FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$286Average$431FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$286Average$486FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$406FlexibilityNo cancel feeOn-time71%

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