Which airlines fly to Austin?

Southwest, Frontier and Delta are the top three most popular airlines that fly to Austin from Buffalo according to our data. Southwest is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Austin. Keep in mind that there are 3 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Buffalo to Austin?

Flights via Denver (DEN) offer the lowest average round-trip price of C$ 387.

Which layover airport has the shortest connection time from Buffalo to Austin?

Chicago (MDW) has the shortest average layover time for this route: 0h 58m.

What is the cheapest airline that flies from Buffalo to Austin Bergstrom?

Frontier, Delta, and Southwest are the most popular carriers operating from Buffalo to Austin Bergstrom

Which layover airport has the shortest travel time from Buffalo to Austin?

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 5h 35m.

Which airport is the most popular layover for flights between Buffalo and Austin?

Chicago (MDW) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

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?

As of August 2026, there are 3 operators available to choose from 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?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 213 Cheap Flights from Buffalo to Austin in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Austin

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 p.m. - 5:48 p.m.BUF Buffalo-AUS Austin Bergstrom

29h 08m1 stop Atlanta Hartsfield-Jackson

6:33 p.m. - 12:55 p.m.AUS Austin Bergstrom-BUF Buffalo

17h 22m1 stop Atlanta Hartsfield-Jackson

C$ 382Frontier

Wed, 9 Sep - Tue, 15 Sep

12:49 p.m. - 10:03 a.m.BUF Buffalo-AUS Austin Bergstrom

22h 14m1 stop Orlando

5:57 p.m. - 6:52 p.m.AUS Austin Bergstrom-BUF Buffalo

23h 55m1 stop Orlando

C$ 390Frontier

Thu, 1 Oct - Sat, 31 Oct

1:40 p.m. - 11:15 a.m.BUF Buffalo-AUS Austin Bergstrom

22h 35m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl

10:58 a.m. - 5:45 p.m.AUS Austin Bergstrom-BUF Buffalo

29h 47m1 stop Orlando

C$ 402Frontier

Sat, 19 Sep - Sat, 26 Sep

3:53 p.m. - 11:10 p.m.BUF Buffalo-AUS Austin Bergstrom

8h 17m1 stop New York John F Kennedy Intl

8:00 a.m. - 3:13 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 13m1 stop Detroit Metropolitan Wayne County

C$ 490Delta

Fri, 11 Sep - Wed, 16 Sep

4:59 p.m. - 9:42 p.m.BUF Buffalo-AUS Austin Bergstrom

5h 43m1 stop Minneapolis St Paul

11:20 a.m. - 7:15 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 55m1 stop New York John F Kennedy Intl

C$ 490Delta

Sat, 12 Sep - Sat, 19 Sep

5:15 p.m. - 11:13 p.m.BUF Buffalo-AUS Austin Bergstrom

6h 58m1 stop Atlanta Hartsfield-Jackson

8:00 a.m. - 3:13 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 13m1 stop Detroit Metropolitan Wayne County

C$ 490Delta

Sat, 12 Sep - Wed, 16 Sep

5:40 a.m. - 10:50 a.m.BUF Buffalo-AUS Austin Bergstrom

6h 10m1 stop Baltimore/Washington

3:25 p.m. - 10:50 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 25m1 stop Denver Intl

C$ 492Southwest

Thu, 10 Sep - Sat, 12 Sep

10:27 a.m. - 4:25 p.m.BUF Buffalo-AUS Austin Bergstrom

6h 58m1 stop Chicago O'Hare Intl

12:43 p.m. - 8:47 p.m.AUS Austin Bergstrom-BUF Buffalo

7h 04m1 stop Chicago O'Hare Intl

C$ 492United Airlines

Sat, 19 Sep - Sat, 26 Sep

7:25 a.m. - 3:15 p.m.BUF Buffalo-AUS Austin Bergstrom

8h 50m2 stops Baltimore/Washington Cincinnati Cinci./N. Kentucky

5:30 a.m. - 1:30 p.m.AUS Austin Bergstrom-BUF Buffalo

7h 00m1 stop Baltimore/Washington

C$ 498Southwest

Wed, 4 Nov - Sat, 7 Nov

6:30 a.m. - 12:20 p.m.BUF Buffalo-AUS Austin Bergstrom

6h 50m1 stop Chicago O'Hare Intl

2:24 p.m. - 11:44 p.m.AUS Austin Bergstrom-BUF Buffalo

8h 20m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl

C$ 498United Airlines

Thu, 10 Sep - Sat, 12 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

10:09 a.m. - 10:10 a.m.BUF Buffalo-AUS Austin Bergstrom

25h 01m2 stops Raleigh-Durham Orlando

10:58 a.m. - 5:45 p.m.AUS Austin Bergstrom-BUF Buffalo

29h 47m1 stop Orlando

C$ 716Frontier

Thu, 27 Aug - Sat, 26 Sep

9:29 p.m. - 10:10 a.m.BUF Buffalo-AUS Austin Bergstrom

13h 41m1 stop Orlando

10:58 a.m. - 5:45 p.m.AUS Austin Bergstrom-BUF Buffalo

29h 47m1 stop Orlando

C$ 767Frontier

Thu, 27 Aug - Sat, 26 Sep

10:09 a.m. - 10:10 a.m.BUF Buffalo-AUS Austin Bergstrom

25h 01m2 stops Raleigh-Durham Orlando

5:37 p.m. - 10:29 a.m.AUS Austin Bergstrom-BUF Buffalo

15h 52m1 stop Atlanta Hartsfield-Jackson

C$ 1,027Frontier

Thu, 27 Aug - Sun, 30 Aug

9:29 p.m. - 10:10 a.m.BUF Buffalo-AUS Austin Bergstrom

13h 41m1 stop Orlando

5:37 p.m. - 10:29 a.m.AUS Austin Bergstrom-BUF Buffalo

15h 52m1 stop Atlanta Hartsfield-Jackson

C$ 1,077Frontier

Thu, 27 Aug - Sun, 30 Aug

2:53 p.m. - 11:14 p.m.BUF Buffalo-AUS Austin Bergstrom

9h 21m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl

9:53 a.m. - 8:47 p.m.AUS Austin Bergstrom-BUF Buffalo

9h 54m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

C$ 1,081United Airlines

Thu, 27 Aug - Sat, 26 Sep

10:30 a.m. - 4:24 p.m.BUF Buffalo-AUS Austin Bergstrom

6h 54m1 stop Chicago O'Hare Intl

7:30 a.m. - 2:18 p.m.AUS Austin Bergstrom-BUF Buffalo

5h 48m1 stop Washington, D.C. Dulles Intl

C$ 1,385United Airlines

Thu, 27 Aug - Sun, 30 Aug

11:25 a.m. - 8:00 p.m.BUF Buffalo-AUS Austin Bergstrom

9h 35m2 stops Baltimore/Washington New Orleans Louis Armstrong

11:55 a.m. - 8:40 p.m.AUS Austin Bergstrom-BUF Buffalo

7h 45m2 stops Nashville Intl Chicago Midway

C$ 1,415Southwest

Thu, 27 Aug - Sun, 30 Aug

12:30 p.m. - 7:45 p.m.BUF Buffalo-AUS Austin Bergstrom

8h 15m2 stops Nashville Intl Dallas Love Field

1:25 p.m. - 8:55 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 30m2 stops Tulsa Chicago Midway

C$ 1,415Southwest

Fri, 28 Aug - Fri, 4 Sep

11:25 a.m. - 8:00 p.m.BUF Buffalo-AUS Austin Bergstrom

9h 35m2 stops Baltimore/Washington New Orleans Louis Armstrong

8:30 a.m. - 4:25 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 55m2 stops Dallas Love Field Chicago Midway

C$ 1,415Southwest

Fri, 28 Aug - Sun, 30 Aug

11:25 a.m. - 8:00 p.m.BUF Buffalo-AUS Austin Bergstrom

9h 35m2 stops Baltimore/Washington New Orleans Louis Armstrong

8:30 a.m. - 4:25 p.m.AUS Austin Bergstrom-BUF Buffalo

6h 55m2 stops Dallas Love Field Chicago Midway

C$ 1,533Southwest

Fri, 28 Aug - Sun, 30 Aug

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United Airlines flights from Buffalo to Austin

Our best United Airlines deals on Buffalo to Austin flight tickets

United Airlines

6 Sep

BUF6:12 a.m.Buffalo

8h 00m

2 stops

AUS1:12 p.m.Austin Bergstrom

10 Sep

AUS5:04 p.m.Austin Bergstrom

5h 40m

1 stop

BUF11:44 p.m.Buffalo

C$ 536

United Airlines

20 Sep

BUF6:55 a.m.Buffalo

6h 25m

1 stop

AUS12:20 p.m.Austin Bergstrom

23 Sep

AUS2:05 p.m.Austin Bergstrom

6h 02m

1 stop

BUF9:07 p.m.Buffalo

C$ 590

United Airlines

10 Sep

BUF10:33 a.m.Buffalo

8h 22m

2 stops

AUS5:55 p.m.Austin Bergstrom

20 Sep

AUS5:04 p.m.Austin Bergstrom

5h 40m

1 stop

BUF11:44 p.m.Buffalo

C$ 597

Southwest flights from Buffalo to Austin

Our best Southwest deals on Buffalo to Austin flight tickets

Southwest

27 Oct

BUF4:25 p.m.Buffalo

7h 05m

2 stops

AUS10:30 p.m.Austin Bergstrom

29 Oct

AUS5:55 a.m.Austin Bergstrom

11h 45m

2 stops

BUF6:40 p.m.Buffalo

C$ 514

Southwest

2 Oct

BUF6:50 a.m.Buffalo

7h 55m

2 stops

AUS1:45 p.m.Austin Bergstrom

5 Oct

AUS5:55 a.m.Austin Bergstrom

11h 45m

2 stops

BUF6:40 p.m.Buffalo

C$ 534

Southwest

4 Dec

BUF7:25 a.m.Buffalo

8h 50m

2 stops

AUS3:15 p.m.Austin Bergstrom

7 Dec

AUS1:35 p.m.Austin Bergstrom

7h 20m

2 stops

BUF9:55 p.m.Buffalo

C$ 588

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Wed 9/9

1:40 p.m.-5:48 p.m.

1 stop29h 08m

Austin Bergstrom

Tue 15/9

6:33 p.m.-12:55 p.m.

1 stop17h 22m

C$ 382

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Thu 1/10

12:49 p.m.-10:03 a.m.

1 stop22h 14m

Austin Bergstrom

Sat 31/10

5:57 p.m.-6:52 p.m.

1 stop23h 55m

C$ 390

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Sat 19/9

1:40 p.m.-11:15 a.m.

2 stops22h 35m

Austin Bergstrom

Sat 26/9

10:58 a.m.-5:45 p.m.

1 stop29h 47m

C$ 402

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Fri 11/9

3:53 p.m.-11:10 p.m.

1 stop8h 17m

Austin Bergstrom

Wed 16/9

8:00 a.m.-3:13 p.m.

1 stop6h 13m

C$ 490

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Sat 12/9

4:59 p.m.-9:42 p.m.

1 stop5h 43m

Austin Bergstrom

Sat 19/9

11:20 a.m.-7:15 p.m.

1 stop6h 55m

C$ 490

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Sat 12/9

5:15 p.m.-11:13 p.m.

1 stop6h 58m

Austin Bergstrom

Wed 16/9

8:00 a.m.-3:13 p.m.

1 stop6h 13m

C$ 490

Quickest round-trip

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Thu 10/9

5:40 a.m.-10:50 a.m.

1 stop6h 10m

Austin Bergstrom

Sat 12/9

3:25 p.m.-10:50 p.m.

1 stop6h 25m

C$ 492

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Sat 19/9

10:27 a.m.-4:25 p.m.

1 stop6h 58m

Austin Bergstrom

Sat 26/9

12:43 p.m.-8:47 p.m.

1 stop7h 04m

C$ 492

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Wed 4/11

7:25 a.m.-3:15 p.m.

2 stops8h 50m

Austin Bergstrom

Sat 7/11

5:30 a.m.-1:30 p.m.

1 stop7h 00m

C$ 498

BuffaloAustin

BUF Buffalo - AUS Austin Bergstrom

BUFAUS

Buffalo

Thu 10/9

6:30 a.m.-12:20 p.m.

1 stop6h 50m

Austin Bergstrom

Sat 12/9

2:24 p.m.-11:44 p.m.

2 stops8h 20m

C$ 498

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 330 to C$ 580.
The lowest price recently found on this route was C$ 382.

What is the cheapest month to fly to Austin?

In general, August is the cheapest month to fly from Buffalo to Austin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 378. If you don’t want to visit Austin in August, then you should wait until October to fly from Buffalo, when ticket prices are also cheap, with an average price of C$ 444.

How far in advance should I book a flight from Buffalo 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 C$ 521 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 C$ 314 on momondo.

How have Buffalo to Austin flight prices changed over time?

As of August 2026, prices for Buffalo to Austin flights are approximately 24% 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	C$ 213
Fastest flight time	5h 59m
Direct flights	None

The best one-way flight to Austin from Buffalo in the past 72 hours is C$ 213. The best round-trip flight deal from Buffalo to Austin found on momondo in the last 72 hours is C$ 382.

The fastest flight from Buffalo to Austin takes 5h 59m

There are no direct flights from Buffalo to Austin. There are no popular flight routes from Buffalo to Austin.

Search flight deals

Frequently asked questions about flying from Buffalo to Austin

How far is Buffalo to Austin Bergstrom by plane?
The distance between Buffalo and Austin Bergstrom is about 2181.0 km. In terms of flight time, this usually takes a little over 5h 59m.
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?
As of August 2026, there are 3 operators available to choose from 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?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Buffalo to Austin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buffalo to Austin is Southwest (43% of total bookings). The next most popular airlines are Frontier (40%) and Delta (16%).

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
Frontier	PriceFrom C$ 147	Free Cancellation	Rating 5.6 2,646 reviews	Search Frontier flights
Delta	PriceFrom C$ 215	Free Cancellation	Rating 7.8 8,530 reviews	Search Delta flights
Southwest	PriceFrom C$ 390	Free Cancellation	Rating 8.0 4,204 reviews	Search Southwest flights

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Austin for you.

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

Yes. All flights to Austin from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Buffalo to Austin.

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

If you are simply researching potential flights to Austin, momondo offers a useful price alert feature which will track prices for flights to Austin from Buffalo and alert you when they change.