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Cheap flights from Buffalo to Austin from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Austin departing on 9/22. 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 Buffalo to Austin

Cheap round-trip flights

Frontier Logo
4:57 pm - 11:32 pmBUF-AUS
7h 35m1 stop
Frontier Logo
6:30 am - 4:02 pmAUS-BUF
8h 32m1 stop
$152Frontier
Find Deal
Fri, Sep 12 - Sun, Sep 14
Frontier Logo
7:41 pm - 5:25 pmBUF-AUS
22h 44m1 stop
Frontier Logo
6:30 am - 4:02 pmAUS-BUF
8h 32m1 stop
$173Frontier
Find Deal
Thu, Sep 4 - Sun, Sep 14
Frontier Logo
7:41 pm - 5:25 pmBUF-AUS
22h 44m1 stop
Frontier Logo
6:15 pm - 6:14 pmAUS-BUF
22h 59m1 stop
$178Frontier
Find Deal
Thu, Sep 4 - Fri, Sep 12
American Airlines Logo
8:00 am - 2:39 pmBUF-AUS
7h 39m1 stop
American Airlines Logo
10:00 am - 6:38 pmAUS-BUF
7h 38m1 stop
$250American Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
American Airlines Logo
6:21 am - 11:52 amBUF-AUS
6h 31m1 stop
American Airlines Logo
8:19 am - 2:57 pmAUS-BUF
5h 38m1 stop
$251American Airlines
Find Deal
Tue, Jan 20 - Tue, Jan 27
Delta Logo
6:00 am - 10:42 amBUF-AUS
5h 42m1 stop
Delta Logo
5:25 am - 12:08 pmAUS-BUF
5h 43m1 stop
$257Delta
Find Deal
Wed, Sep 3 - Wed, Sep 17
Delta Logo
7:30 pm - 12:22 amBUF-AUS
5h 52m1 stop
Delta Logo
3:59 pm - 11:56 pmAUS-BUF
6h 57m1 stop
$271Delta
Find Deal
Wed, Oct 29 - Fri, Nov 7
United Airlines Logo
10:40 am - 5:23 pmBUF-AUS
7h 43m2 stops
United Airlines Logo
12:10 pm - 9:16 pmAUS-BUF
8h 06m2 stops
$291United Airlines
Find Deal
Wed, Sep 10 - Wed, Sep 24
Southwest Logo
5:30 am - 12:30 pmBUF-AUS
8h 00m2 stops
Southwest Logo
1:05 pm - 8:30 pmAUS-BUF
6h 25m2 stops
$297Southwest
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Wed, Oct 15 - Wed, Oct 22
Southwest Logo
4:10 pm - 11:10 pmBUF-AUS
8h 00m1 stop
Southwest Logo
8:10 pm - 7:55 amAUS-BUF
10h 45m1 stop
$312Southwest
Find Deal
Thu, Sep 4 - Thu, Sep 18

American Airlines flights from Buffalo to Austin

Our best American Airlines deals on Buffalo to Austin flight tickets
American Airlines
Sep 2
BUF8:00 amBuffalo
7h 39m
1 stop
AUS2:39 pmAustin Bergstrom
Sep 9
AUS10:00 amAustin Bergstrom
7h 38m
1 stop
BUF6:38 pmBuffalo
$250
Find similar
American Airlines
Jan 20
BUF6:21 amBuffalo
6h 31m
1 stop
AUS11:52 amAustin Bergstrom
Jan 27
AUS8:19 amAustin Bergstrom
5h 38m
1 stop
BUF2:57 pmBuffalo
$251
Find similar
American Airlines
Jan 20
BUF6:21 amBuffalo
6h 31m
1 stop
AUS11:52 amAustin Bergstrom
Jan 27
AUS1:42 pmAustin Bergstrom
8h 07m
2 stops
BUF10:49 pmBuffalo
$256
Find similar

Delta flights from Buffalo to Austin

Our best Delta deals on Buffalo to Austin flight tickets
Delta
Sep 3
BUF6:00 amBuffalo
5h 42m
1 stop
AUS10:42 amAustin Bergstrom
Sep 17
AUS5:25 amAustin Bergstrom
5h 43m
1 stop
BUF12:08 pmBuffalo
$257
Find similar
Delta
Oct 29
BUF7:30 pmBuffalo
5h 52m
1 stop
AUS12:22 amAustin Bergstrom
Nov 7
AUS3:59 pmAustin Bergstrom
6h 57m
1 stop
BUF11:56 pmBuffalo
$271
Find similar
Delta
Sep 3
BUF12:02 pmBuffalo
6h 15m
1 stop
AUS5:17 pmAustin Bergstrom
Sep 19
AUS5:25 amAustin Bergstrom
5h 43m
1 stop
BUF12:08 pmBuffalo
$272
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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 9/12

4:57 pm-11:32 pm

1 stop7h 35m

Austin Bergstrom

Sun 9/14

6:30 am-4:02 pm

1 stop8h 32m

$152

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Thu 9/4

7:41 pm-5:25 pm

1 stop22h 44m

Austin Bergstrom

Sun 9/14

6:30 am-4:02 pm

1 stop8h 32m

$173

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Thu 9/4

7:41 pm-5:25 pm

1 stop22h 44m

Austin Bergstrom

Fri 9/12

6:15 pm-6:14 pm

1 stop22h 59m

$178

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 9/2

8:00 am-2:39 pm

1 stop7h 39m

Austin Bergstrom

Tue 9/9

10:00 am-6:38 pm

1 stop7h 38m

$250

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 1/20

6:21 am-11:52 am

1 stop6h 31m

Austin Bergstrom

Tue 1/27

8:19 am-2:57 pm

1 stop5h 38m

$251

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 9/3

6:00 am-10:42 am

1 stop5h 42m

Austin Bergstrom

Wed 9/17

5:25 am-12:08 pm

1 stop5h 43m

$257

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 10/29

7:30 pm-12:22 am

1 stop5h 52m

Austin Bergstrom

Fri 11/7

3:59 pm-11:56 pm

1 stop6h 57m

$271

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 9/10

10:40 am-5:23 pm

2 stops7h 43m

Austin Bergstrom

Wed 9/24

12:10 pm-9:16 pm

2 stops8h 06m

$291

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 10/15

5:30 am-12:30 pm

2 stops8h 00m

Austin Bergstrom

Wed 10/22

1:05 pm-8:30 pm

2 stops6h 25m

$297

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Thu 9/4

4:10 pm-11:10 pm

1 stop8h 00m

Austin Bergstrom

Thu 9/18

8:10 pm-7:55 am

1 stop10h 45m

$312

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Buffalo to Austin

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 typical price of a round-trip flight between Buffalo and Austin?

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Buffalo is in August. Flight prices, which tend to average around $286, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in August, then September is your next best option. Flight prices from Buffalo to Austin during September average around $371.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Saturday when prices can be found for as low as $387. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Buffalo to Austin for around $451.

What is the cheapest time of day to depart on your flight to Austin?

In the afternoon is the cheapest time of day to fly from Buffalo to Austin when you can find flight prices for as low as $403. Flying to Austin in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $529. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Austin from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $401 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Buffalo for as low as $348 on momondo.

How have Buffalo to Austin flight prices changed over time?

As of August 2025, prices for Buffalo to Austin flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Buffalo to Austin

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

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

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

Best Price Found

$81

Fastest flight time

5h 27m

Direct flights

None

Airports in Austin

1 airport
The best one-way flight to Austin from Buffalo in the past 72 hours is $81. The best round-trip flight deal from Buffalo to Austin found on momondo in the last 72 hours is $152.
The fastest flight from Buffalo to Austin takes 5h 27m
There are no direct flights from Buffalo to Austin. Popular non-direct route for this connection is Buffalo Airport - Austin Bergstrom Airport.
There is 1 airport near Austin: Austin Bergstrom (AUS)
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  • How far is Buffalo to Austin Bergstrom by plane?

    A flight from Buffalo to Austin Bergstrom will travel around 1355.2 mi. By plane, this route typically takes 5h 38m.

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

    Prices for flights from Buffalo Airport to Austin Bergstrom Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Austin Bergstrom Airport.

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

    The necessary travel and health documents for your Austin Bergstrom 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 Buffalo to Austin?

Best airlines flying from Buffalo to Austin

Compare and see reviews for airlines that fly from Buffalo to Austin with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $270Free CancellationRating
8.0
7,980 reviews
Search Delta flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Austin?

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

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Austin from Buffalo with this policy.

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

momondo helps you find the best flight between Buffalo and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Austin from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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