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 $222 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $285 and $287 round-trip. Frontier is currently priced 44% 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 $139. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Buffalo to Austin for a low price.

What is the cheapest day to fly from Buffalo to Austin?

Travelers seeking maximum savings on their Buffalo to Austin flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Before booking your flight from Buffalo to Austin check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What is the cheapest day to fly round-trip from Buffalo to Austin?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

To save up to 106% on this flight, we recommend booking at least 26 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Buffalo to Austin from $534 1-2 weeks out and tickets from $534 for flights departing within the next 72 hours.

What is the cheapest month to fly from Buffalo to Austin?

Our data shows that September tends to be the cheapest month to fly to Austin from Buffalo. Users have commonly found prices around $402 for the month, but tickets can be as low as $201. Due to multiple factors, prepare for potentially higher prices in March.

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

Most trusted provider : When it comes to deals on Buffalo-Austin flights, Cheapflights users trust Expedia the most. Expedia 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 Buffalo-Austin 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 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.

$139+ Flights from Buffalo to Austin

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Find cheap flights from Buffalo to Austin with Cheapflights

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.

3. Compare prices and book

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Cheapflights Tip: The best prices from Buffalo to Austin Bergstrom are usually found in September or January, booked 25 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Buffalo to Austin

Most accurate provider	FlightHub 3 stars
Most trusted provider	Expedia 3 stars
Round-trip from	$222 (Frontier)
One-way from	$139 (Frontier)
Popular in	March
Cheapest in	September
Average price	$416

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

Search Deals

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

Search Deals

From Buffalo to Austin Bergstrom

Search Deals

One-way flight from Buffalo to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

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 May 12, 2025.

Fri 6/65:14 pmBUF - AUS

1 stop7h 34mFrontier

Mon 6/96:00 amAUS - BUF

1 stop9h 29mFrontier

Deal found 5/11

$222

Fri 6/67:53 pmBUF - AUS

1 stop5h 29mAmerican Airlines

Tue 6/106:38 amAUS - BUF

1 stop5h 19mAmerican Airlines

Deal found 5/11

$285

Tue 6/36:35 pmBUF - AUS

1 stop6h 45mDelta

Tue 6/178:35 amAUS - BUF

1 stop5h 38mDelta

Deal found 5/12

$287

Sun 5/256:15 amBUF - AUS

2 stops7h 44mUnited Airlines

Thu 5/291:00 pmAUS - BUF

1 stop7h 01mUnited Airlines

Deal found 5/12

$292

Tue 9/912:50 pmBUF - AUS

2 stops7h 40mSouthwest

Sat 9/135:55 amAUS - BUF

2 stops6h 20mSouthwest

Deal found 5/12

$357

Sun 6/811:41 amBUF - AUS

2 stops31h 39mMultiple Airlines

Sat 6/1411:55 amAUS - BUF

2 stops21h 49mMultiple Airlines

Deal found 5/11

$545

Best flights from Buffalo to Austin
Discover carefully curated flight deals from Buffalo to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 12, 2025.

Fri 6/65:14 pmBUF - AUS

1 stop7h 34mFrontier

Mon 6/96:00 amAUS - BUF

1 stop9h 29mFrontier

Deal found 5/11

$222

Fri 6/67:53 pmBUF - AUS

1 stop5h 29mAmerican Airlines

Tue 6/106:38 amAUS - BUF

1 stop5h 19mAmerican Airlines

Deal found 5/11

$285

Tue 6/36:35 pmBUF - AUS

1 stop6h 45mDelta

Tue 6/178:35 amAUS - BUF

1 stop5h 38mDelta

Deal found 5/12

$287

Sun 5/256:15 amBUF - AUS

2 stops7h 44mUnited Airlines

Thu 5/291:00 pmAUS - BUF

1 stop7h 01mUnited Airlines

Deal found 5/12

$292

Tue 9/912:50 pmBUF - AUS

2 stops7h 40mSouthwest

Sat 9/135:55 amAUS - BUF

2 stops6h 20mSouthwest

Deal found 5/12

$357

Sun 6/811:41 amBUF - AUS

2 stops31h 39mMultiple Airlines

Sat 6/1411:55 amAUS - BUF

2 stops21h 49mMultiple Airlines

Deal found 5/11

$545

Last-minute flights from Buffalo to Austin
Discover last-minute flight deals from Buffalo to Austin. Data last updated May 12, 2025 and is based on user searches.

Sat 5/176:30 amBUF - AUS

1 stop5h 26mDelta

Mon 5/195:15 amAUS - BUF

2 stops18h 25mDelta

Deal found 5/11

$685

Sat 5/176:49 amBUF - AUS

1 stop5h 51mAmerican Airlines

Mon 5/196:00 amAUS - BUF

1 stop7h 20mAmerican Airlines

Deal found 5/11

$743

Thu 5/2211:35 amBUF - AUS

1 stop7h 50mSouthwest

Mon 5/265:15 amAUS - BUF

1 stop7h 25mSouthwest

Deal found 5/10

$677

Thu 5/227:00 amBUF - AUS

2 stops11h 21mUnited Airlines

Mon 5/267:15 amAUS - BUF

1 stop5h 54mUnited Airlines

Deal found 5/12

$692

Sun 5/256:15 amBUF - AUS

2 stops7h 44mUnited Airlines

Thu 5/291:00 pmAUS - BUF

1 stop7h 01mUnited Airlines

Deal found 5/12

$292

Thu 5/295:15 amBUF - AUS

1 stop6h 10mSouthwest

Thu 6/55:50 amAUS - BUF

2 stops8h 05mSouthwest

Deal found 5/10

$412

Tue 6/36:00 amBUF - AUS

1 stop5h 58mDelta

Sat 6/218:00 amAUS - BUF

1 stop7h 04mDelta

Deal found 5/12

$287

Fri 6/65:14 pmBUF - AUS

1 stop7h 34mFrontier

Mon 6/96:00 amAUS - BUF

1 stop9h 29mFrontier

Deal found 5/11

$222

Fri 6/67:53 pmBUF - AUS

1 stop5h 29mAmerican Airlines

Tue 6/106:38 amAUS - BUF

1 stop5h 19mAmerican Airlines

Deal found 5/11

$285

Sun 6/811:41 amBUF - AUS

2 stops31h 39mMultiple Airlines

Sat 6/1411:55 amAUS - BUF

2 stops21h 49mMultiple Airlines

Deal found 5/11

$545

One-way flights from Buffalo to Austin
Search for one-way flight options from Buffalo to Austin. Find affordable one-way fares based on user searches. Data last updated May 12, 2025.

Wed 6/255:04 pmBUF - AUS

1 stop7h 20mFrontier

Deal found 5/11

$139

Thu 7/108:02 amBUF - AUS

1 stop6h 54mAmerican Airlines

Deal found 5/12

$143

Sun 6/86:00 amBUF - AUS

1 stop7h 24mDelta

Deal found 5/11

$144

Wed 6/257:00 amBUF - AUS

2 stops9h 22mUnited Airlines

Deal found 5/11

$149

Sun 6/811:41 amBUF - AUS

2 stops31h 39mMultiple Airlines

Deal found 5/11

$208

Sat 6/286:20 amBUF - AUS

2 stops7h 35mSouthwest

Deal found 5/11

$225

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Fri 6/6

5:14 pm-11:48 pm

1 stop7h 34m

Austin Bergstrom

Mon 6/9

6:00 am-4:29 pm

1 stop9h 29m

$222

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Fri 6/6

7:53 pm-12:22 am

1 stop5h 29m

Austin Bergstrom

Tue 6/10

6:38 am-12:57 pm

1 stop5h 19m

$285

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 6/3

6:00 am-10:58 am

1 stop5h 58m

Austin Bergstrom

Sat 6/21

8:00 am-4:04 pm

1 stop7h 04m

$287

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sun 5/25

6:15 am-12:59 pm

2 stops7h 44m

Austin Bergstrom

Thu 5/29

1:00 pm-9:01 pm

1 stop7h 01m

$292

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 9/9

12:50 pm-7:30 pm

2 stops7h 40m

Austin Bergstrom

Sat 9/13

5:55 am-1:15 pm

2 stops6h 20m

$357

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sun 6/8

11:41 am-6:20 pm

2 stops31h 39m

Austin Bergstrom

Sat 6/14

11:55 am-10:44 am

2 stops21h 49m

$545

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 6/25

5:04 pm-11:24 pm

1 stop7h 20m

$139

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Thu 7/10

8:02 am-1:56 pm

1 stop6h 54m

$143

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sun 6/8

6:00 am-12:24 pm

1 stop7h 24m

$144

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 6/25

7:00 am-3:22 pm

2 stops9h 22m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 12 results

Compare providers for flights from Buffalo to Austin

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 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 Buffalo-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Austin flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Buffalo-Austin flights, Cheapflights users trust Expedia the most. Expedia 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 Buffalo-Austin 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 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?

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?

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.

Rainfall in Austin by month

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Buffalo to Austin to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,290 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

4,290 reviews

Southwest

8.0

Very good

4,290 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

7,950 reviews

Southwest

8.0

Very good

4,290 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

8,724 reviews

Southwest

8.0

Very good

4,290 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

10,000 reviews

Southwest

8.0

Very good

4,290 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

6.0

Okay

3,286 reviews

Southwest

8.0

Very good

4,290 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

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 $222 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $285 and $287 round-trip. Frontier is currently priced 44% 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 $139. However, be on the lookout for offers from American Airlines and Delta, 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

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Top 4 airlines flying from Buffalo to Austin

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$274	Average$402	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$286	Average$366	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$331	Average$429	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$344	Average$489	FlexibilityNo cancel fee	On-time69%

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$139+ 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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to Austin with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Buffalo to Austin Bergstrom are usually found in September or January, booked 25 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Buffalo to Austin

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buffalo to Austin

Cheapest flights from Buffalo to AustinExplore 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 May 12, 2025.

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 May 12, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Buffalo to Austin

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 Buffalo to Austin in May.

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.

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 May 9, 2025.

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

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 May 12, 2025.

Rainfall in Austin by month

Plan your trip to Austin by taking into account the average rainfall totals by month.

Temperature in Austin by month

Plan your trip to Austin by taking into account the average temperature totals by month.

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 May 12, 2025.

Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Buffalo to Austin to help guide your decision. You can also see how each airline compares 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 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?

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

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

How can I find direct flights from Buffalo to Austin?

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

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

Traveling to a place near Buffalo?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Austin

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Buffalo to Austin

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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 May 12, 2025.