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$149+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BUF
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Austin Bergstrom to Buffalo are usually found in August or September, booked 11 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap 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 December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/3111:10 amAUS - BUF
1 stop5h 49mAmerican Airlines
Wed 1/77:00 amBUF - AUS
1 stop8h 13mAmerican Airlines
Deal found 12/2$258
This Gotogate deal was found by Cheapflights users on 12/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:59 amAUS - BUF
1 stop24h 52mFrontier
Mon 12/1511:40 amBUF - AUS
1 stop6h 33mFrontier
Deal found 12/4$314
This Gotogate deal was found by Cheapflights users on 12/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:59 amAUS - BUF
1 stop24h 52mFrontier
Sat 12/133:18 pmBUF - AUS
1 stop19h 25mFrontier
Deal found 12/4$317
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Thu 12/116:00 amAUS - BUF
1 stop28h 51mMultiple Airlines
Mon 12/153:18 pmBUF - AUS
2 stops32h 54mMultiple Airlines
Deal found 12/4$328
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/319:50 amAUS - BUF
2 stops10h 04mUnited Airlines
Wed 1/79:55 amBUF - AUS
2 stops11h 00mUnited Airlines
Deal found 12/2$373
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Thu 12/116:00 amAUS - BUF
1 stop28h 51mMultiple Airlines
Sat 12/133:18 pmBUF - AUS
2 stops25h 35mMultiple Airlines
Deal found 12/4$400
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Wed 12/175:30 amAUS - BUF
2 stops30h 42mMultiple Airlines
Sun 1/41:37 pmBUF - AUS
1 stop9h 20mMultiple Airlines
Deal found 12/2$410
This American Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/174:44 pmAUS - BUF
1 stop5h 40mAmerican Airlines
Sun 1/46:24 amBUF - AUS
1 stop7h 32mAmerican Airlines
Deal found 12/2$411
This Southwest deal was found by Cheapflights users on 12/3. 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.
Wed 12/1711:40 amAUS - BUF
1 stop8h 00mSouthwest
Sun 1/48:50 amBUF - AUS
2 stops9h 10mSouthwest
Deal found 12/3$440
This Southwest deal was found by Cheapflights users on 12/4. 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.
Mon 12/2911:25 amAUS - BUF
1 stop7h 35mSouthwest
Mon 1/55:45 pmBUF - AUS
1 stop6h 25mSouthwest
Deal found 12/4$447
This Priceline deal was found by Cheapflights users on 12/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:42 pmAUS - BUF
1 stop7h 48mMultiple Airlines
Fri 12/1211:30 amBUF - AUS
1 stop6h 43mMultiple Airlines
Deal found 12/4$448

Find flight deals from Austin to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Buffalo (BUF). 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(Kiwi.com)

One-way from

$129
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$506
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. 18% 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 December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Buffalo 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 December 4, 2025.
Use the filters below to find and compare flights from Austin to Buffalo that are best for you.

Fly from

Austin

Fly to

Buffalo

Route

Depart

Return

Price

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Fri 1/30

4:59 pm-11:34 am

1 stop17h 35m

Buffalo

Mon 2/2

7:31 pm-9:35 pm

2 stops27h 04m

$194

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 1/1

6:45 am-1:24 pm

1 stop5h 39m

Buffalo

Thu 1/8

8:30 am-2:13 pm

1 stop6h 43m

$345

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 1/1

1:26 pm-10:29 pm

1 stop8h 03m

Buffalo

Thu 1/8

6:00 am-1:43 pm

2 stops8h 43m

$350

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Wed 12/31

9:50 am-8:54 pm

2 stops10h 04m

Buffalo

Wed 1/7

9:55 am-7:55 pm

2 stops11h 00m

$373

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Fri 4/3

5:15 pm-11:59 pm

1 stop5h 44m

Buffalo

Tue 4/7

6:59 pm-12:20 am

1 stop6h 21m

$397

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Wed 12/17

5:30 am-1:12 pm

2 stops30h 42m

Buffalo

Sun 1/4

1:37 pm-9:57 pm

1 stop9h 20m

$410

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Wed 12/17

4:44 pm-11:24 pm

1 stop5h 40m

Buffalo

Sun 1/4

6:24 am-12:56 pm

1 stop7h 32m

$411

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 1/1

3:29 pm-10:29 pm

1 stop6h 00m

Buffalo

Mon 1/5

6:00 am-12:57 pm

1 stop7h 57m

$447

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 12/18

6:45 am-4:45 pm

2 stops33h 00m

Buffalo

Mon 12/22

10:43 am-8:08 am

1 stop22h 25m

$449

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Fri 1/2

1:45 pm-8:54 pm

1 stop6h 09m

Buffalo

Fri 1/9

8:30 am-3:46 pm

1 stop8h 16m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 21 results
1
2
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Buffalo flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Buffalo. Price data was last updated on November 28, 2025.

The best time to book flights from Austin to Buffalo is 11 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 $144). Flying from Austin to Buffalo in November is currently the most expensive (average of $294). 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 insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated December 4, 2025.
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
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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
3,091 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

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 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?

    A quick flight from Austin to Buffalo can take about 5h 39m. United Airlines provides one of the quickest options available for as low as $345. 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 $124, 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 69% 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 $82. Southwest flights start at $143 while deals on American Airlines start at $143 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 $144). Flying from Austin to Buffalo in November is currently the most expensive (average of $294). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Austin to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Austin to Buffalo

Discover the top 5 airlines that operate flights from Austin to Buffalo. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$170Average$326FlexibilityNo cancel feeOn-time62%
DeltaCheapest$286Average$336FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$371FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$296Average$426FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$305Average$406FlexibilityNo cancel feeOn-time69%

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