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Flights from Buffalo to Austin

What to know about flights from Buffalo to Austin?

The approximate distance between Buffalo and Austin is 2,196.72 km. According to Trip.com data, travel demand hits its peak in July.

Cheapest one-way
US$127
Frontier Airlines Frontier Airlines BUF-AUS 22h 4m · 1 stop Thu, Oct 22
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Cheapest round-trip
US$210
Frontier Airlines Frontier Airlines BUF-AUS 6h 52m · 2 stops Thu, Nov 19 - Wed, Nov 25
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Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From US$127
When to fly
October
Cheapest
July
Peak season
Route details
2,196.72 km
Flight distance

Explore the cheapest one-way and round-trip flights from Buffalo to Austin over the next 90 days, with one-way fares from US$127 and round-trip from US$210. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      BUF 12:53
      22h 4m
      1 stop
      AUS 09:57
      Buffalo - Austin | Thu, Oct 22 | Frontier Airlines
      US$127 US$303
      57% off
      57% off
      US$303 US$127
    • BUF 12:11
      7h 24m
      1 stop
      AUS 18:35
      Buffalo - Austin | Sat, Dec 5 | Delta Air Lines
      US$128 US$303
      57% off
      57% off
      US$303 US$128
    • BUF 18:41
      6h 41m
      1 stop
      AUS 00:22
      Buffalo - Austin | Thu, Dec 3 | Delta Air Lines
      US$134 US$303
      56% off
      56% off
      US$303 US$134
    • BUF 12:54
      23h 4m
      1 stop
      AUS 10:58
      Buffalo - Austin | Thu, Nov 12 | Frontier Airlines
      US$137
      55% off
      US$303 US$137
    • BUF 18:36
      6h 46m
      1 stop
      AUS 00:22
      Buffalo - Austin | Mon, Nov 30 | Delta Air Lines
      US$150
      50% off
      US$303 US$150
    • BUF 21:20
      23h 57m
      1 stop
      AUS 20:17
      Buffalo - Austin | Mon, Nov 23 | Frontier Airlines
      US$152
      50% off
      US$303 US$152
    • BUF 06:00
      7h 18m
      1 stop
      AUS 12:18
      Buffalo - Austin | Sat, Oct 31 | United Airlines
      US$164
      46% off
      US$303 US$164
    • BUF 06:00
      8h
      1 stop
      AUS 13:00
      Buffalo - Austin | Sat, Nov 7 | Delta Air Lines
      US$170
      44% off
      US$303 US$170
    • BUF 16:41
      5h 52m
      1 stop
      AUS 21:33
      Buffalo - Austin | Mon, Nov 23 | American Airlines
      US$176
      42% off
      US$303 US$176
    • BUF 13:00
      17h 25m
      1 stop
      AUS 14:00
      Buffalo - Austin | Sun, Oct 18 | Normal Airline
      More cheap flights
      More cheap flights
    • BUF 14:34
      6h 52m
      1 stop
      AUS 20:26
      Buffalo - Austin | Thu, Nov 19 | Frontier Airlines
      AUS 21:14
      14h 14m
      1 stop
      BUF 12:28
      Austin - Buffalo | Wed, Nov 25 | Frontier Airlines
      US$210 US$387
      46% off
      46% off
      US$387 US$210
    • BUF 06:00
      7h 47m
      1 stop
      AUS 12:47
      Buffalo - Austin | Wed, Nov 11 | Delta Air Lines
      AUS 16:51
      6h 8m
      1 stop
      BUF 23:59
      Austin - Buffalo | Sat, Nov 14 | Delta Air Lines
      US$262 US$387
      32% off
      32% off
      US$387 US$262
    • BUF 15:53
      8h 17m
      1 stop
      AUS 23:10
      Buffalo - Austin | Fri, Nov 6 | Delta Air Lines
      AUS 08:15
      6h 54m
      1 stop
      BUF 16:09
      Austin - Buffalo | Sat, Nov 7 | Delta Air Lines
      US$291 US$387
      25% off
      25% off
      US$387 US$291
    • BUF 15:56
      7h 24m
      1 stop
      AUS 22:20
      Buffalo - Austin | Sat, Oct 17 | American Airlines
      AUS 08:11
      5h 55m
      1 stop
      BUF 15:06
      Austin - Buffalo | Sat, Oct 24 | American Airlines
      US$292
      25% off
      US$387 US$292
    • BUF 06:15
      5h 55m
      1 stop
      AUS 11:10
      Buffalo - Austin | Sat, Oct 17 | Delta Air Lines
      AUS 17:05
      5h 54m
      1 stop
      BUF 23:59
      Austin - Buffalo | Sat, Oct 24 | Delta Air Lines
      US$298
      23% off
      US$387 US$298
    • BUF 21:20
      23h 57m
      1 stop
      AUS 20:17
      Buffalo - Austin | Mon, Nov 23 | Frontier Airlines
      AUS 21:14
      13h 54m
      1 stop
      BUF 12:08
      Austin - Buffalo | Fri, Nov 27 | Frontier Airlines
      US$306
      21% off
      US$387 US$306
    • BUF 17:20
      7h 4m
      1 stop
      AUS 23:24
      Buffalo - Austin | Sat, Nov 7 | Delta Air Lines
      AUS 16:51
      6h 8m
      1 stop
      BUF 23:59
      Austin - Buffalo | Wed, Nov 11 | Delta Air Lines
      US$306
      21% off
      US$387 US$306
    • BUF 18:36
      6h 46m
      1 stop
      AUS 00:22
      Buffalo - Austin | Thu, Nov 19 | Delta Air Lines
      AUS 16:51
      27h 13m
      1 stop
      BUF 21:04
      Austin - Buffalo | Wed, Nov 25 | Delta Air Lines
      US$311
      20% off
      US$387 US$311
    • BUF 17:20
      7h 4m
      1 stop
      AUS 23:24
      Buffalo - Austin | Wed, Nov 4 | Delta Air Lines
      AUS 16:51
      6h 8m
      1 stop
      BUF 23:59
      Austin - Buffalo | Wed, Nov 11 | Delta Air Lines
      US$313
      19% off
      US$387 US$313
    • BUF 13:00
      17h 25m
      1 stop
      AUS 14:00
      Buffalo - Austin | Sun, Oct 18 | Normal Airline
      AUS 15:00
      6h
      Nonstop
      BUF 16:00
      Austin - Buffalo | Tue, Oct 20 | Normal Airline
      More cheap flights
      More cheap flights

Displayed flight fares from Buffalo to Austin are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Frequently Asked Questions

  • What are the cheapest flights from Buffalo to Austin (BUF-AUS)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$127 on Cheapest nonstop routes (e.g. BUF to AUS on Thu, Oct 22), while Frontier Airlines offers Cheapest nonstop round-trips from US$210 departing on Thu, Nov 19 and returning on Wed, Nov 25.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Buffalo to Austin is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Buffalo to Austin, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Oct 22, with one-way flights priced at just US$127.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Austin travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Buffalo to Austin is October, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Buffalo to Austin on October 17, 2026 with American Airlines, with prices starting at US$292.
  • The time difference between Austin and Buffalo is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Buffalo to Austin is US$359. Fares vary by travel date, airline and availability.
  • Enter Buffalo and Austin, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Frontier Airlinesare the most popular budget airlines flying from Buffalo to Austin. Check baggage, seat and payment fees before comparing the final price.

Trip.com Airline Insights on Flights from Buffalo to Austin

Which airline offers the cheapest direct flights from Buffalo to Austin?

Data is based on the average price of all nonstop flights from Buffalo to Austin on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Frontier Airlines provides the lowest-priced direct flights from Buffalo to Austin, with fares starting at US$210.

US$113
US$210
US$307
US$404
US$501
Frontier Airlines
US$210
Frontier Airlines
Jetblue Airways
US$217
Jetblue Airways
American Airlines
US$266
American Airlines
United Airlines
US$501
United Airlines

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.