What is the cheapest airline to fly from Austin to Buffalo round-trip?

According to our current data, Southwest (C$ 398), offers the cheapest pricing from Austin to Buffalo. Users have found that Southwest is 30% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Buffalo ranges from 64.0 - 102.0 mm per month. November is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Buffalo when rainfall is around 64.0 mm.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

How far in advance should I book a flight from Austin to Buffalo?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 16 days in advance, which can save you up to 103% on flights from Austin to Buffalo compared to booking the week you need them. Waiting 16 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 438. For sooner than that we have options available in the next 3 days from C$ 723.

What is the cheapest month to fly from Austin to Buffalo?

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, May can be a great choice for travel to Buffalo. Flights to Buffalo from Austin in May are about C$ 575 on average during May, but can be found for as low as C$ 392.

What is the cheapest time of day to fly from AUS to BUF?

When flying from Austin to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 25% versus a flight in the morning.

Can I find deals for flights from Austin to Buffalo that include hotel bookings?

Yes. In addition to deals on Austin to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to Buffalo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Buffalo.

Can I find deals for business class flights from Austin to Buffalo?

Yes. Cheapflights offers flight deals from Austin to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Austin to Buffalo

Cheap flight deals from Austin to Buffalo

Popular in	January
Cheapest in	May
Average price	C$ 535

Highest demand for flights based on searches. 16% potential increase in price (C$ 155 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Best time to book a flight from Austin to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Austin 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 Austin to Buffalo

How far ahead should I book a flight from Austin to Buffalo?

The best time to book flights from Austin to Buffalo is 74 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.

Reviews of airlines servicing Buffalo

See what other customers who have flown with Southwest from Austin to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,248 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.0

Very good

4,248 reviews

Southwest

8.0

Very good

4,248 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

What is the cheapest airline to fly from Austin to Buffalo round-trip?
According to our current data, Southwest (C$ 398), offers the cheapest pricing from Austin to Buffalo. Users have found that Southwest is 30% cheaper than the other options available to this destination.
Can I find deals for flights from Austin to Buffalo that include hotel bookings?
Yes. In addition to deals on Austin to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Buffalo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Buffalo.
Can I find deals for business class flights from Austin to Buffalo?
Yes. Cheapflights offers flight deals from Austin to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Williamsville

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Top airline flying from Austin to Buffalo

Airline	Cheapest	Average	Flexibility	On-time
Southwest	CheapestC$ 398	AverageC$ 632	FlexibilityNo cancel fee	On-time63%	Search Southwest flights

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

Cheapflights makes it easy to find Austin to Buffalo flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Austin to Buffalo by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Austin to Buffalo flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Buffalo from Austin today and book when prices fit your budget.

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Cheap flights from Austin to Buffalo

Cheap flight deals from Austin to Buffalo

Popular in

Cheapest in

Average price

Best time to book a flight from Austin to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Austin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Austin to Buffalo

How far ahead should I book a flight from Austin to Buffalo?

Reviews of airlines servicing Buffalo

See what other customers who have flown with Southwest from Austin to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Austin to Buffalo round-trip?

Can I find deals for flights from Austin to Buffalo that include hotel bookings?

How can I find direct flights from Austin to Buffalo?

Can I find deals for business class flights from Austin to Buffalo?

Travelling to a place near Buffalo?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Austin to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Austin to Buffalo

Fly with Cheapflights

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

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

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

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

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