$92 Cheap Flights from Austin (AUS) to Buffalo (BUF)

View $92 flight on Wed, Dec 24, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)

Cheap Flights from Austin to Buffalo (AUS-BUF)

Prices were available within the past 7 days and start at $92 for one-way flights and $164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Oct 31 - Sat, Nov 8
AUS
Austin
BUF
Buffalo
$164 Roundtrip, found 2 days ago
$164
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Austin to Buffalo, returning Sat, Nov 8, priced at $164 found 2 days ago
Frontier Airlines
Fri, Oct 31 - Sat, Nov 15
AUS
Austin
BUF
Buffalo
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Austin to Buffalo, returning Sat, Nov 15, priced at $184 found 2 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 14
AUS
Austin
BUF
Buffalo
$198 Roundtrip, found 12 hours ago
$198
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Austin to Buffalo, returning Wed, Jan 14, priced at $198 found 12 hours ago
Frontier Airlines
Sun, Nov 2 - Sat, Nov 15
AUS
Austin
BUF
Buffalo
$204 Roundtrip, found 2 days ago
$204
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Austin to Buffalo, returning Sat, Nov 15, priced at $204 found 2 days ago
Frontier Airlines
Mon, Oct 27 - Sat, Nov 8
AUS
Austin
BUF
Buffalo
$206 Roundtrip, found 2 days ago
$206
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Austin to Buffalo, returning Sat, Nov 8, priced at $206 found 2 days ago
JetBlue Airways
Thu, Dec 11 - Mon, Dec 15
AUS
Austin
BUF
Buffalo
$210 Roundtrip, found 7 hours ago
$210
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Thu, Dec 11 from Austin to Buffalo, returning Mon, Dec 15, priced at $210 found 7 hours ago
Frontier Airlines
Thu, Oct 30 - Sat, Nov 15
AUS
Austin
BUF
Buffalo
$220 Roundtrip, found 3 days ago
$220
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Austin to Buffalo, returning Sat, Nov 15, priced at $220 found 3 days ago
Frontier Airlines
Fri, Oct 24 - Mon, Oct 27
AUS
Austin
BUF
Buffalo
$221 Roundtrip, found 7 hours ago
$221
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Fri, Oct 24 from Austin to Buffalo, returning Mon, Oct 27, priced at $221 found 7 hours ago
United
Wed, Dec 10 - Mon, Dec 15
AUS
Austin
BUF
Buffalo
$236 Roundtrip, found 1 day ago
$236
Roundtrip
found 1 day ago
Select United flight, departing Wed, Dec 10 from Austin to Buffalo, returning Mon, Dec 15, priced at $236 found 1 day ago
American Airlines
Wed, Feb 18 - Thu, Feb 19
AUS
Austin
BUF
Buffalo
$273 Roundtrip, found 3 days ago
$273
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Feb 18 from Austin to Buffalo, returning Thu, Feb 19, priced at $273 found 3 days ago

Find the cheapest month to fly from Austin (AUS) to Buffalo (BUF)

August is typically the cheapest month to fly

From $168 - $496 per traveler.

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $381
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $381
Flights from Austin (AUS) to Buffalo (BUF)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$164
Distance
1364 mi
Average flight time
5 hours 45 mins

Austin to Buffalo Flights

The cheapest times to fly from Austin to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Austin to Buffalo are during the month of October. You can find some of the cheapest flights from Austin to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Austin to Buffalo

Sunday is one of the best days to book for cheap flights from Austin to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Austin to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Austin to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $92 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Austin to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Austin to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF) cost?
Get a cheap one-way flight from $92 or cheap return flight from $164 from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from AUS to BUF is October, when there's less demand. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from AUS to BUF. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to take a flight with a layover when traveling from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from AUS to BUF?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)?
To land at Buffalo Niagara Intl. Airport (BUF) on time, opt for a flight that leaves Austin-Bergstrom Intl. Airport (AUS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute fares from AUS to BUF are generally more expensive. For the best rates, start looking for flights well ahead of time. That said, if you're flexible with your travel dates, you may land a cheap fare just before your departure.
Is it cheaper to book an AUS to BUF flight and hotel package?
Compared with arranging hotels and flights separately, booking an AUS to BUF flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the stress out of planning your trip. Just secure your flights and select from our extensive range of stays, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Buffalo Niagara Intl. Airport (BUF)?
If you reserved your AUS to BUF flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.