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$109+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — AUS
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Austin Bergstrom are usually found in September or August, 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 julio 29, 2025.

Round-trip from

$227
(Frontier)

One-way from

$109
(Frontier)

Popular in

March

Cheapest in

September

Average price

$406
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. 7% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 29, 2025.

This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/135:12 pmBUF - AUS
1 stop7h 08mFrontier
jue. 8/289:00 amAUS - BUF
1 stop9h 23mFrontier
Deal found 7/27$227
This American Airlines deal was found by Cheapflights users on 7/28. 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.
jue. 8/285:40 pmBUF - AUS
1 stop7h 18mAmerican Airlines
mié. 9/310:00 amAUS - BUF
1 stop7h 38mAmerican Airlines
Deal found 7/28$285
This Delta deal was found by Cheapflights users on 7/27. 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.
sáb. 9/612:02 pmBUF - AUS
1 stop6h 15mDelta
jue. 9/255:25 amAUS - BUF
1 stop5h 43mDelta
Deal found 7/27$286
This United Airlines deal was found by Cheapflights users on 7/29. 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. 9/22:50 pmBUF - AUS
2 stops9h 03mUnited Airlines
mar. 9/97:15 amAUS - BUF
1 stop5h 51mUnited Airlines
Deal found 7/29$292
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/184:25 pmBUF - AUS
1 stop7h 40mSouthwest
mar. 9/236:55 amAUS - BUF
2 stops7h 15mSouthwest
Deal found 7/28$312

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 julio 29, 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

mié. 8/13

5:12 pm-11:20 pm

1 stop7h 08m

Austin Bergstrom

jue. 8/28

9:00 am-7:23 pm

1 stop9h 23m

$227

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

jue. 8/28

5:40 pm-11:58 pm

1 stop7h 18m

Austin Bergstrom

mié. 9/3

10:00 am-6:38 pm

1 stop7h 38m

$285

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

sáb. 9/6

6:20 am-10:54 am

1 stop5h 34m

Austin Bergstrom

mar. 9/23

2:24 pm-10:56 pm

1 stop7h 32m

$286

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

lun. 8/25

6:00 am-1:08 pm

2 stops8h 08m

Austin Bergstrom

lun. 9/1

10:00 am-4:52 pm

1 stop5h 52m

$310

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

jue. 9/18

4:25 pm-11:05 pm

1 stop7h 40m

Austin Bergstrom

mar. 9/23

6:55 am-3:10 pm

2 stops7h 15m

$312

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mié. 8/13

5:12 pm-11:20 pm

1 stop7h 08m

$109

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

jue. 8/28

11:54 am-5:00 pm

1 stop6h 06m

$144

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

sáb. 9/13

6:10 am-12:25 pm

2 stops7h 15m

$149

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

mié. 9/10

6:04 am-7:07 pm

2 stops14h 03m

$173

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

jue. 9/11

6:00 am-3:23 pm

2 stops10h 23m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 12 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 July 25, 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 julio 29, 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 julio 29, 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
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
7,977 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
8,899 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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.
Sun Country Air
6.9
Okay
333 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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 Frontier. Our recent data shows that you can find tickets from as low as $227 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $285 and $286 round-trip. Frontier is currently priced 43% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $109. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from Buffalo to Austin for a low price.

  • 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$271Average$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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