Austin Texas during sunset

$124 Cheap Flights from Buffalo (BUF) to Austin (AUS)

View $124 flight on Tue, Aug 11, 2026Opens in a new window

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

Cheap Flights from Buffalo to Austin (BUF-AUS)

Prices were available within the past 7 days and start at $124 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jul 21 - Wed, Jul 29
BUF
Buffalo
AUS
Austin
$248 Roundtrip, found 2 days ago
$248
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Jul 21 from Buffalo to Austin, returning Wed, Jul 29, priced at $248 found 2 days ago
Frontier Airlines
Tue, Aug 25 - Sat, Aug 29
BUF
Buffalo
AUS
Austin
$251 Roundtrip, found 8 hours ago
$251
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Buffalo to Austin, returning Sat, Aug 29, priced at $251 found 8 hours ago
Frontier Airlines
Sat, Aug 22 - Tue, Aug 25
BUF
Buffalo
AUS
Austin
$255 Roundtrip, found 17 hours ago
$255
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sat, Aug 22 from Buffalo to Austin, returning Tue, Aug 25, priced at $255 found 17 hours ago
Frontier Airlines
Tue, Aug 25 - Tue, Sep 8
BUF
Buffalo
AUS
Austin
$256 Roundtrip, found 6 hours ago
$256
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Buffalo to Austin, returning Tue, Sep 8, priced at $256 found 6 hours ago
Frontier Airlines
Tue, Aug 25 - Sat, Aug 29
BUF
Buffalo
AUS
Austin
$256 Roundtrip, found 8 hours ago
$256
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Buffalo to Austin, returning Sat, Aug 29, priced at $256 found 8 hours ago
Frontier Airlines
Tue, Aug 11 - Wed, Aug 19
BUF
Buffalo
AUS
Austin
$257 Roundtrip, found 4 days ago
$257
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Aug 11 from Buffalo to Austin, returning Wed, Aug 19, priced at $257 found 4 days ago
JetBlue Airways
Wed, Aug 12 - Sat, Aug 15
BUF
Buffalo
AUS
Austin
$295 Roundtrip, found 7 hours ago
$295
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Wed, Aug 12 from Buffalo to Austin, returning Sat, Aug 15, priced at $295 found 7 hours ago
American Airlines
Tue, Sep 15 - Tue, Sep 22
BUF
Buffalo
AUS
Austin
$347 Roundtrip, found 3 hours ago
$347
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Sep 15 from Buffalo to Austin, returning Tue, Sep 22, priced at $347 found 3 hours ago
Delta
Tue, Sep 15 - Tue, Sep 22
BUF
Buffalo
AUS
Austin
$347 Roundtrip, found 3 hours ago
$347
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Sep 15 from Buffalo to Austin, returning Tue, Sep 22, priced at $347 found 3 hours ago
United
Tue, Sep 15 - Tue, Sep 22
BUF
Buffalo
AUS
Austin
$347 Roundtrip, found 3 hours ago
$347
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Sep 15 from Buffalo to Austin, returning Tue, Sep 22, priced at $347 found 3 hours ago

Alternative airports near Austin

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

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $310
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $310

What you need to know for your flight from Buffalo Niagara Intl. to Austin-Bergstrom Intl.

Buffalo (BUF) to Austin (AUS) at a glance

Travel from Buffalo Niagara International Airport (BUF) to Austin-Bergstrom International Airport (AUS) on this popular domestic short-haul route, with a range of airlines offering weekly flights. Explore various options, from full-service to budget carriers, to find the next flight that aligns with your travel plans and budget. Discover the latest deals on flights as you prepare to experience the vibrant sights and neighborhoods of Austin.

  • Fastest flight duration: around 4h 45m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 1,400 miles (2,250 km)
  • Flights per week: around 14 flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $125–$445, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Austin-Bergstrom International Airport (AUS)

Based on the latest traveler bookings, here are the top airlines favored for flights from Buffalo to Austin, typically offering one-stop service with convenient layovers at Charlotte-Douglas International Airport (CLT, approximately 1 hour and 15 minutes), O'Hare International Airport (ORD, around 1 hour), and Hartsfield-Jackson Atlanta International Airport (ATL, about 1 hour and 30 minutes). These options allow you to balance price, total travel time, and cabin class to create the ideal travel itinerary.

  • American Airlines: This full-service airline provides one-stop travel options, with one-way ticket prices generally falling between $145 and $445. It operates about 38% of flights on this route, featuring an in-flight duration of 4 hours and 45 minutes, and an overall travel time of around 6 hours and 15 minutes, including layovers.
  • Delta: Another full-service option, Delta offers one-stop services with one-way fares typically ranging from $135 to $495. It accounts for approximately 24% of departures on this route, with an in-flight time of 4 hours and 45 minutes, and a total journey time of roughly 6 hours and 15 minutes, including the layover.
  • Southwest Airlines: As a low-cost carrier, Southwest provides one-stop flights with one-way fares usually between $140 and $520. It represents about 21% of departures for this route, offering an in-flight duration of 4 hours and 45 minutes, and a total travel time of approximately 6 hours and 15 minutes, counting the layover.
  • United: This full-service airline also offers one-stop travel, with one-way fares typically ranging from $145 to $465. United makes up about 10% of the departures on this route, with an in-flight time of 4 hours and 45 minutes and a complete journey time of roughly 6 hours and 15 minutes, including layover time.
  • Frontier Airlines: As a budget airline, Frontier offers one-stop service with one-way fares generally between $125 and $230. It accounts for around 6% of departures on this route, featuring an in-flight time of 4 hours and 45 minutes and a total travel duration of about 6 hours and 15 minutes, factoring in layover time.

Travelers flying from Buffalo to Austin can opt for an upgrade, as Delta provides both first-class and premium economy service on this route for a more comfortable journey.

Best time to fly from Buffalo (BUF) to Austin (AUS)

The most popular months for travelers flying from Buffalo to Austin are April, July, and October, when peak temperatures in Austin reach up to 85.1°F in July. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 75°F. For better deals, August usually offers the lowest average one-way fare around $195. Flight availability peaks in June, with approximately 20 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 10 flights per week.

  • Cheapest time to fly: August usually offers good deals with average one-way fare around $195, roughly 20% cheaper than the yearly average.
  • More budget-friendly months to fly: September and May typically offer average one-way fares of around $205.
  • Most flight options: June has the highest number of flights from Buffalo to Austin, with approximately 20 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January51.1°F (10.6°C)Average11$270
February53.8°F (12.1°C)Average10$262
March61.7°F (16.5°C)Average12$287
April68.0°F (20.0°C)Slightly High13$270
May75.0°F (23.9°C)Slightly Low14$210
June82.2°F (27.9°C)Average20$234
July85.1°F (29.5°C)Slightly High16$231
August86.5°F (30.3°C)Average14$195
September80.4°F (26.9°C)Average17$200
October70.7°F (21.5°C)Slightly High17$230
November59.9°F (15.5°C)Slightly Low14$248
December53.6°F (12.0°C)Slightly Low12$288

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Buffalo (BUF) to Austin (AUS)

  • Buffalo to San Antonio (BUF-SAT): San Antonio International Airport (SAT) lies approximately 67 miles from Austin-Bergstrom International Airport (AUS). One-way economy tickets for this journey generally range from $130 to $450, influenced by the season and when you book. Typically, this route offers one-stop flights, with common layover points at O'Hare International Airport (ORD) and Detroit Metropolitan Wayne County Airport (DTW). Major airlines servicing this route include American Airlines and Delta, with business and first class options also available.
  • Rochester to Austin (ROC-AUS): Greater Rochester International Airport (ROC) is around 56 miles from Buffalo Niagara International Airport (BUF). One-way economy fares on this route usually fall between $120 and $405, varying by season and booking time. Travelers can choose from one-stop and multi-stop flights, with popular layover locations at Charlotte-Douglas International Airport (CLT) and O'Hare International Airport (ORD). American Airlines and Delta are the leading carriers on this route, and first class service is also offered.

How to find the best prices for flights from Buffalo (BUF) to Austin (AUS)

Getting some of the best deals on flights from Buffalo to Austin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Afternoon departures (12pm-6pm) often provide lower prices, although Morning flights (5am-12pm) are more popular. Additionally, flying on Friday tends to be cheaper, while Thursday remains the most frequented travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Austin-Bergstrom International Airport from Buffalo Niagara International Airport

Austin welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach Austin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Austin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Austin-Bergstrom International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Austin-Bergstrom International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Austin-Bergstrom International Airport, Plaza Saltillo Station, a metro station, is located about 7.7 miles away by car, while Austin Seaport, a seaport, is situated approximately 8.8 miles away by car, making both accessible transport options for travelers.

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from $124 and cheap return flights from $248 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) with Expedia. One-way flights generally range between $159 and $756, and roundtrip flights usually range from $362 to $1330. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
August is the cheapest month to fly from Buffalo (BUF) to Austin (AUS), with average return fares around $326. This price is about 21% lower than the average throughout the year, as summer travel often sees lower demand. Other affordable months include June and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Enter BUF to AUS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Buffalo, NY (BUF) to Austin, TX (AUS) with a layover in John F. Kennedy Intl. (JFK) starting from around $575. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
For your trip from Buffalo to Austin, August and September are the best months to fly. Return flights in August are around $326, which is a great value for summer travel. September is also popular, as the weather in Austin starts to cool down, making it a pleasant time to visit.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Buffalo Niagara International Airport (BUF) to Austin-Bergstrom International Airport (AUS) typically leaves at 5:00 AM, operated by American Airlines. This seasonal service is available in December, allowing you to kick off your trip to the vibrant city of Austin early in the day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The most popular departure times for flights from Buffalo, NY (BUF) to Austin, TX (AUS) are in the morning, from 6am to 9am. About 38% of passengers prefer this time window. Many major carriers, including American Airlines, Delta Airlines, and Southwest Airlines, offer flights during this window. This timing is favored as it allows you to start your day early and arrive in Austin with plenty of time to enjoy.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
A flight from BUF to AUS with a layover takes around 6 hours, with the route covering approximately 1,365 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
You can fly first class between BUF and AUS. First class cabins are available on:

  • American Airlines
  • United Airlines
  • Delta Air Lines

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Austin from Buffalo Niagara Intl. (BUF)?
If you're planning to travel to Austin from Buffalo Niagara Intl. (BUF), you can fly into Austin-Bergstrom Intl. (AUS) Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Baltimore Washington Intl. Thurgood Marshall (BWI) before reaching Austin. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) Austin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$248
Distance
1364 mi
Average flight time
6 hours 15 mins

Book with confidence

Buffalo to Austin Flights

The cheapest times to fly from Buffalo to Austin

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 Buffalo to Austin are during the month of July. You can find some of the cheapest flights from Buffalo to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Austin

Sunday is one of the best days to book for cheap flights from Buffalo to Austin: 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 Buffalo to Austin

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 Buffalo to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $124 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 Buffalo to Austin 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 Buffalo to Austin 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.

 

Buffalo to Austin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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