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Cheap flights from Buffalo to Austin from C$ 189

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — AUS
25 Aug — 1 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Austin

Enter your travel dates to find the best prices.

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 26 July 2026.

Mon 21/91:16 p.m.
BUF
-
AUS
1 stop21h 32m
Frontier
Wed 30/98:16 p.m.
AUS
-
BUF
2 stops15h 05m
Frontier
Deal found 20/7C$ 310
Sat 5/911:36 a.m.
BUF
-
AUS
1 stop6h 03m
Frontier
Sat 12/910:50 a.m.
AUS
-
BUF
1 stop24h 31m
Frontier
Deal found 21/7C$ 313
Sun 20/91:16 p.m.
BUF
-
AUS
1 stop21h 32m
Frontier
Wed 30/98:16 p.m.
AUS
-
BUF
2 stops15h 05m
Frontier
Deal found 20/7C$ 316
Fri 9/101:13 p.m.
BUF
-
AUS
1 stop21h 35m
Frontier
Sat 17/1010:43 a.m.
AUS
-
BUF
1 stop24h 35m
Frontier
Deal found 21/7C$ 333
Tue 11/811:29 a.m.
BUF
-
AUS
1 stop6h 10m
Frontier
Thu 20/85:37 p.m.
AUS
-
BUF
1 stop15h 52m
Frontier
Deal found 21/7C$ 354
Fri 18/91:16 p.m.
BUF
-
AUS
1 stop21h 32m
Frontier
Wed 30/910:50 a.m.
AUS
-
BUF
1 stop24h 31m
Frontier
Deal found 20/7C$ 356
Sat 19/91:16 p.m.
BUF
-
AUS
1 stop21h 32m
Frontier
Wed 30/910:50 a.m.
AUS
-
BUF
1 stop24h 31m
Frontier
Deal found 20/7C$ 388
Sat 10/107:00 a.m.
BUF
-
AUS
1 stop10h 35m
JetBlue
Thu 15/101:00 p.m.
AUS
-
BUF
1 stop9h 58m
JetBlue
Deal found 22/7C$ 393
Sun 20/91:16 p.m.
BUF
-
AUS
1 stop21h 32m
Frontier
Sun 27/910:50 a.m.
AUS
-
BUF
1 stop24h 31m
Frontier
Deal found 22/7C$ 407

Find 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 26 July 2026.

Round-trip from

C$ 310

One-way from

C$ 189

Popular in

July

Cheapest in

August

Average price

C$ 614
Frontier
  • Frontier
  • 21/9-30/9
  • 3 total stops
  • 36h 37m total
  • Buffalo to Austin
Search Deals
Frontier
  • Frontier
  • 11/8
  • 1 total stop
  • 13h 23m total
  • Buffalo to Austin
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 629,999 searches. Data last updated 26 July 2026.
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

Cheapest round-trip

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 22/9

1:16 p.m.-9:48 a.m.

1 stop21h 32m

Austin Bergstrom

Wed 30/9

10:50 a.m.-12:21 p.m.

1 stop24h 31m

C$ 313

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sat 31/10

7:00 a.m.-1:10 p.m.

1 stop7h 10m

Austin Bergstrom

Wed 11/11

1:00 p.m.-12:02 a.m.

1 stop10h 02m

C$ 409

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sun 11/10

7:00 a.m.-1:40 p.m.

1 stop7h 40m

Austin Bergstrom

Thu 15/10

1:00 p.m.-11:58 p.m.

1 stop9h 58m

C$ 452

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 12/8

12:02 p.m.-6:56 p.m.

1 stop7h 54m

Austin Bergstrom

Wed 19/8

3:46 p.m.-12:40 a.m.

1 stop7h 54m

C$ 502
Quickest round-trip

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 11/8

6:27 a.m.-10:55 a.m.

1 stop5h 28m

Austin Bergstrom

Sat 22/8

4:32 p.m.-11:09 p.m.

1 stop5h 37m

C$ 502

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Tue 11/8

7:00 a.m.-2:35 p.m.

1 stop8h 35m

Austin Bergstrom

Wed 19/8

5:00 p.m.-11:59 p.m.

1 stop5h 59m

C$ 502

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Sat 5/9

5:45 a.m.-12:10 p.m.

2 stops7h 25m

Austin Bergstrom

Sat 12/9

11:35 a.m.-9:05 p.m.

2 stops8h 30m

C$ 523

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Wed 2/9

1:56 p.m.-9:07 p.m.

2 stops8h 11m

Austin Bergstrom

Sun 6/9

5:30 a.m.-2:18 p.m.

2 stops7h 48m

C$ 555

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Fri 4/9

7:32 a.m.-5:08 p.m.

1 stop10h 36m

Austin Bergstrom

Mon 7/9

10:15 a.m.-6:01 p.m.

1 stop6h 46m

C$ 565

BuffaloAustin

BUF - AUS

BUFAUS

Buffalo

Fri 9/10

6:55 p.m.-12:11 a.m.

1 stop6h 16m

Austin Bergstrom

Thu 15/10

5:20 a.m.-11:16 a.m.

1 stop4h 56m

C$ 572

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/7

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 82 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, August is the cheapest month in which you can book a flight from Buffalo to Austin (average of C$ 386). Flying from Buffalo to Austin in July is currently the most expensive (average of C$ 614). 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.

How much does it cost to fly round-trip from Buffalo to Austin?

Airfare is below average for this route at the moment.

Buffalo to Austin flights typically cost between C$ 458 and C$ 572 in September.
The cheapest round-trip price found within the last 5 days was C$ 310 on Frontier (21 Sep-30 Sep).

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 26 July 2026.
Check out reviews from past customers who have flown with Southwest,Delta, andAmerican Airlines from Buffalo to Austin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,233 reviews
Check prices

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,233 reviews
Southwest
8.0
Very good
4,233 reviews
Check prices

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.8
Good
8,486 reviews
Southwest
8.0
Very good
4,233 reviews
Check prices

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.1
Good
11,845 reviews
Southwest
8.0
Very good
4,233 reviews
Check prices

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.6
Fair
2,770 reviews
Southwest
8.0
Very good
4,233 reviews
Check prices

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Buffalo to Austin?

    Departing from Buffalo to Austin will take you 7h 10m. Airlines will cover a distance of 2195 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Buffalo to Austin round-trip?

    Cheapflights users have booked flights from Buffalo to Austin round-trip from C$ 150. Other airlines that can offer you cheap pricing are Delta, from C$ 219, and American Airlines, from C$ 265. These flights start at 71% lower than the current average price 3 months from now.

  • 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, August is the cheapest month in which you can book a flight from Buffalo to Austin (average of C$ 386). Flying from Buffalo to Austin in July is currently the most expensive (average of C$ 614). 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

Travelling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock
Dripping Springs

Browse thousands of different options on Cheapflights for your next trip

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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 629,999 searches. Data last updated 26 July 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 150AverageC$ 336FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 219AverageC$ 482FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 265AverageC$ 417FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 388AverageC$ 530FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buffalo to Austin?

Cheapflights helps you search for flights from Buffalo to Austin via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Austin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Buffalo to Austin.

Can Cheapflights find flights from Buffalo to Austin with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to Austin with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to Austin become cheaper?

Of course! You can now track prices for flights from Buffalo to Austin and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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