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Cheap flights from Austin to Buffalo from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Buffalo departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:01 am - 12:13 pm
AUS
-
BUF
24h 12m
2 stops
Frontier Logo
1:08 pm - 4:45 pm
BUF
-
AUS
28h 37m
1 stop
$202Frontier
Mon, May 11 - Fri, May 15
Frontier Logo
8:36 pm - 8:47 am
AUS
-
BUF
11h 11m
1 stop
Frontier Logo
11:25 am - 7:46 pm
BUF
-
AUS
9h 21m
1 stop
$211Frontier
Thu, May 7 - Sun, May 10
Frontier Logo
8:50 pm - 11:09 am
AUS
-
BUF
13h 19m
2 stops
Frontier Logo
11:25 am - 7:46 pm
BUF
-
AUS
9h 21m
1 stop
$220Frontier
Sat, Apr 25 - Thu, May 7
Frontier Logo
6:13 pm - 12:42 pm
AUS
-
BUF
17h 29m
2 stops
Frontier Logo
11:25 am - 7:46 pm
BUF
-
AUS
9h 21m
1 stop
$224Frontier
Tue, Apr 28 - Thu, May 7
Frontier Logo
9:47 pm - 11:37 am
AUS
-
BUF
36h 50m
2 stops
Frontier Logo
11:25 am - 7:46 pm
BUF
-
AUS
9h 21m
1 stop
$232Frontier
Fri, May 1 - Thu, May 7
Frontier Logo
9:31 pm - 12:13 pm
AUS
-
BUF
37h 42m
2 stops
Frontier Logo
12:18 pm - 5:06 pm
BUF
-
AUS
29h 48m
1 stop
$233Frontier
Thu, Apr 16 - Fri, Apr 24
Frontier Logo
6:02 pm - 11:09 am
AUS
-
BUF
16h 07m
1 stop
Frontier Logo
12:32 pm - 5:18 pm
BUF
-
AUS
29h 46m
2 stops
$234Frontier
Sat, Apr 18 - Mon, Apr 20
Frontier Logo
9:31 pm - 12:13 pm
AUS
-
BUF
37h 42m
2 stops
Frontier Logo
12:18 pm - 5:06 pm
BUF
-
AUS
29h 48m
1 stop
$235Frontier
Thu, Apr 16 - Fri, Apr 24
Frontier Logo
5:40 pm - 12:13 pm
AUS
-
BUF
17h 33m
1 stop
Frontier Logo
1:08 pm - 4:45 pm
BUF
-
AUS
28h 37m
1 stop
$236Frontier
Mon, May 11 - Fri, May 15
Multiple Airlines Logo
4:14 pm - 12:17 pm
AUS
-
BUF
19h 03m
1 stop
Multiple Airlines Logo
12:18 pm - 12:24 am
BUF
-
AUS
13h 06m
2 stops
$237Multiple Airlines
Thu, Apr 2 - Wed, Apr 8

Frontier flights from Austin to Buffalo

Our best Frontier deals on Austin to Buffalo flight tickets
Frontier
May 11
AUS11:01 amAustin Bergstrom
24h 12m
2 stops
BUF12:13 pmBuffalo
May 15
BUF1:08 pmBuffalo
28h 37m
1 stop
AUS4:45 pmAustin Bergstrom
$202
Frontier
May 7
AUS8:36 pmAustin Bergstrom
11h 11m
1 stop
BUF8:47 amBuffalo
May 10
BUF11:25 amBuffalo
9h 21m
1 stop
AUS7:46 pmAustin Bergstrom
$211
Frontier
Apr 25
AUS8:50 pmAustin Bergstrom
13h 19m
2 stops
BUF11:09 amBuffalo
May 7
BUF11:25 amBuffalo
9h 21m
1 stop
AUS7:46 pmAustin Bergstrom
$220

United Airlines flights from Austin to Buffalo

Our best United Airlines deals on Austin to Buffalo flight tickets
United Airlines
Apr 28
AUS9:50 amAustin Bergstrom
6h 26m
1 stop
BUF5:16 pmBuffalo
May 5
BUF7:00 amBuffalo
8h 13m
1 stop
AUS2:13 pmAustin Bergstrom
$271
United Airlines
Mar 10
AUS12:16 pmAustin Bergstrom
7h 30m
2 stops
BUF8:46 pmBuffalo
Mar 24
BUF10:23 amBuffalo
8h 55m
1 stop
AUS6:18 pmAustin Bergstrom
$553
United Airlines
Mar 11
AUS7:00 amAustin Bergstrom
10h 42m
2 stops
BUF6:42 pmBuffalo
Mar 15
BUF6:51 amBuffalo
6h 14m
1 stop
AUS12:05 pmAustin Bergstrom
$632

momondo 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, momondo users made 832,500 searches. Data last updated February 27, 2026.
Use the filters below to find and compare flights from Austin to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Mon 5/11

11:01 am-12:13 pm

2 stops24h 12m

Buffalo

Fri 5/15

1:08 pm-4:45 pm

1 stop28h 37m

$202

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 5/7

8:36 pm-8:47 am

1 stop11h 11m

Buffalo

Sun 5/10

11:25 am-7:46 pm

1 stop9h 21m

$211

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Sat 4/25

8:50 pm-11:09 am

2 stops13h 19m

Buffalo

Thu 5/7

11:25 am-7:46 pm

1 stop9h 21m

$220

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Tue 4/28

6:13 pm-12:42 pm

2 stops17h 29m

Buffalo

Thu 5/7

11:25 am-7:46 pm

1 stop9h 21m

$224

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Fri 5/1

9:47 pm-11:37 am

2 stops36h 50m

Buffalo

Thu 5/7

11:25 am-7:46 pm

1 stop9h 21m

$232

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 4/16

9:31 pm-12:13 pm

2 stops37h 42m

Buffalo

Fri 4/24

12:18 pm-5:06 pm

1 stop29h 48m

$233

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Sat 4/18

6:02 pm-11:09 am

1 stop16h 07m

Buffalo

Mon 4/20

12:32 pm-5:18 pm

2 stops29h 46m

$234

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 4/16

9:31 pm-12:13 pm

2 stops37h 42m

Buffalo

Fri 4/24

12:18 pm-5:06 pm

1 stop29h 48m

$235

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Mon 5/11

5:40 pm-12:13 pm

1 stop17h 33m

Buffalo

Fri 5/15

1:08 pm-4:45 pm

1 stop28h 37m

$236

AustinBuffalo

AUS - BUF

AUSBUF

Austin Bergstrom

Thu 4/2

4:14 pm-12:17 pm

1 stop19h 03m

Buffalo

Wed 4/8

12:18 pm-12:24 am

2 stops13h 06m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

How to get the cheapest flight ticket from Austin to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of August, then book flights to Buffalo from Austin during September instead. Flights to Buffalo in September, while not as cheap as those in August, still average around $332.

What is the cheapest Austin Bergstrom to Buffalo flight route?

Fly from Austin Bergstrom to Buffalo for the best Austin Bergstrom - Buffalo flight prices

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

You are more likely to see cheaper flights to Buffalo from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Austin for as low as $306 on momondo.

What cabin class options are available on Austin Bergstrom to Buffalo flights?

There is only 1 cabin class available to choose from on Austin Bergstrom to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Austin to Buffalo flight prices changed over time?

As of February 2026, prices for Austin to Buffalo flights are approximately 59% more expensive when compared to flights at the same time last year.

When to book flights from Austin to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Buffalo (AUS to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Buffalo

Fastest flight time

4h 53m

Direct flights

None
The fastest flight from Austin to Buffalo takes 4h 53m
There are no direct flights from Austin to Buffalo. There are no popular flight routes from Austin to Buffalo.
Search flight deals

  • How far is Austin Bergstrom to Buffalo by plane?

    The straight-line distance from Austin Bergstrom to Buffalo is 1355.2 mi. 4h 53m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Buffalo Airport?

    Prices for flights from Austin Bergstrom Airport to Buffalo Airport refresh daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Buffalo Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Buffalo Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The necessary travel and health documents for your Buffalo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Austin to Buffalo?

Best airlines flying from Austin to Buffalo

Compare and see reviews for airlines that fly from Austin to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $124Free CancellationRating
5.7
3,041 reviews
Search Frontier flights
DeltaPriceFrom $286Free CancellationRating
7.9
8,242 reviews
Search Delta flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
11,357 reviews
Search American Airlines flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,301 reviews
Search Southwest flights
United AirlinesPriceFrom $305Free CancellationRating
7.4
9,349 reviews
Search United Airlines flights

  • Southwest Flights From Austin to Buffalo

    Southwest flies from Austin to Buffalo around 3 times per week, with 4,301 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Austin to Buffalo in the last 72 hours was $296 (round-trip), much lower than the average airfare cost of $421 for Southwest flights on this route.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Grand Island
Tonawanda
Williamsville
Orchard Park
Lockport
West Seneca
Bowmansville
East Aurora
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Buffalo?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Buffalo. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Austin to Buffalo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Austin to Buffalo flights to just show those with flexible booking policies.

How can momondo help me find flights from Austin to Buffalo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Buffalo.

I’m not ready to book a flight from Austin to Buffalo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buffalo from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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