$637 Cheap Flights from Buffalo (BUF) to Graz (GRZ)

View $637 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Graz (GRZ)

Cheap Flights from Buffalo to Graz (BUF-GRZ)

Prices were available within the past 7 days and start at $637 for one-way flights and $685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$685 Roundtrip, found 7 hours ago
$685
Roundtrip
found 7 hours ago
Select Lufthansa flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $685 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$685 Roundtrip, found 7 hours ago
$685
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $685 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$686 Roundtrip, found 7 hours ago
$686
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $686 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$687 Roundtrip, found 7 hours ago
$687
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $687 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$689 Roundtrip, found 7 hours ago
$689
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $689 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$690 Roundtrip, found 7 hours ago
$690
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $690 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$693 Roundtrip, found 7 hours ago
$693
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $693 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$696 Roundtrip, found 7 hours ago
$696
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $696 found 7 hours ago
United
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$696 Roundtrip, found 7 hours ago
$696
Roundtrip
found 7 hours ago
Select United flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $696 found 7 hours ago
Austrian Airlines
Sun, Mar 29 - Tue, Apr 7
BUF
Buffalo
GRZ
Graz
$802 Roundtrip, found 7 hours ago
$802
Roundtrip
found 7 hours ago
Select Austrian Airlines flight, departing Sun, Mar 29 from Buffalo to Graz, returning Tue, Apr 7, priced at $802 found 7 hours ago

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ) cost?
Lock in a cheap one-way flight from $637 or cheap return flight from $685 from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ)?
The cheapest month to fly from BUF to GRZ is March, when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ)?
To find the cheapest airline flying from BUF to GRZ, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ)?
There are no daily direct flights departing from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from BUF to GRZ?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ)?
To reach Thalerhof Airport (GRZ) without delays, pick a flight that leaves from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ) last-minute?
Booking your plane ticket from BUF to GRZ shortly before your journey is typically more expensive. But if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a BUF to GRZ flight and hotel package?
You'll typically save money by securing a BUF to GRZ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your ideal accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Thalerhof Airport (GRZ)?
In most cases, you're able to cancel or reschedule your BUF to GRZ flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Graz
Airlines serving
Lufthansa
Roundtrip price
$684
Distance
4318 mi

Book with confidence

Buffalo to Graz Flights

The cheapest times to fly from Buffalo to Graz

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

 

The best time to book a flight from Buffalo to Graz

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

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 Graz in 2025. You can also book with separate airlines for your outbound and return journeys, from $637 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 Graz 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 Graz 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 Graz Flights

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*Available to One Key members.