$353 Cheap Flights from Killeen (GRK) to Buffalo (BUF)

View $353 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Killeen to Buffalo (GRK-BUF)

Prices were available within the past 7 days and start at $353 for one-way flights and $452 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Mar 17 - Wed, Apr 1
GRK
Killeen
BUF
Buffalo
$452 Roundtrip, found 6 days ago
$452
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Mar 17 from Killeen to Buffalo, returning Wed, Apr 1, priced at $452 found 6 days ago
American Airlines
Tue, Mar 24 - Tue, Apr 7
GRK
Killeen
BUF
Buffalo
$457 Roundtrip, found 6 days ago
$457
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Mar 24 from Killeen to Buffalo, returning Tue, Apr 7, priced at $457 found 6 days ago
American Airlines
Tue, Mar 10 - Tue, Mar 24
GRK
Killeen
BUF
Buffalo
$467 Roundtrip, found 6 days ago
$467
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Mar 10 from Killeen to Buffalo, returning Tue, Mar 24, priced at $467 found 6 days ago
American Airlines
Mon, Mar 16 - Wed, Apr 1
GRK
Killeen
BUF
Buffalo
$477 Roundtrip, found 6 days ago
$477
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 16 from Killeen to Buffalo, returning Wed, Apr 1, priced at $477 found 6 days ago
American Airlines
Thu, Mar 26 - Tue, Apr 14
GRK
Killeen
BUF
Buffalo
$482 Roundtrip, found 6 days ago
$482
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Mar 26 from Killeen to Buffalo, returning Tue, Apr 14, priced at $482 found 6 days ago
American Airlines
Thu, Mar 19 - Tue, Apr 7
GRK
Killeen
BUF
Buffalo
$492 Roundtrip, found 6 days ago
$492
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Mar 19 from Killeen to Buffalo, returning Tue, Apr 7, priced at $492 found 6 days ago
American Airlines
Wed, Mar 25 - Tue, Apr 14
GRK
Killeen
BUF
Buffalo
$497 Roundtrip, found 6 days ago
$497
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Mar 25 from Killeen to Buffalo, returning Tue, Apr 14, priced at $497 found 6 days ago
American Airlines
Fri, Mar 6 - Tue, Mar 24
GRK
Killeen
BUF
Buffalo
$507 Roundtrip, found 6 days ago
$507
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Mar 6 from Killeen to Buffalo, returning Tue, Mar 24, priced at $507 found 6 days ago
American Airlines
Wed, Mar 4 - Tue, Mar 24
GRK
Killeen
BUF
Buffalo
$512 Roundtrip, found 6 days ago
$512
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Mar 4 from Killeen to Buffalo, returning Tue, Mar 24, priced at $512 found 6 days ago
American Airlines
Thu, Mar 26 - Mon, Apr 13
GRK
Killeen
BUF
Buffalo
$522 Roundtrip, found 6 days ago
$522
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Mar 26 from Killeen to Buffalo, returning Mon, Apr 13, priced at $522 found 6 days ago

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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 $512
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $512

Frequently asked questions

How much does a flight from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF) cost?
Grab a cheap one-way flight from $353 or cheap return flight from $452 from Killeen-Fort Hood Regional Airport (GRK) 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 Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from GRK to BUF is March, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GRK to BUF flight.
How many flights per day from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to book a flight with a layover if you're traveling from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from GRK to BUF?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF)?
To avoid possible delays on the Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF) route, travel before 3 PM. Later departures are 22% more likely to be canceled.**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 Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your trip to book your flight from GRK to BUF often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of landing a bargain.
Is it cheaper to book a GRK to BUF flight and hotel package?
You'll generally save money by booking a GRK to BUF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Killeen-Fort Hood Regional Airport (GRK) to Buffalo Niagara Intl. Airport (BUF)?
In most instances, you're able to cancel or reschedule your GRK to BUF flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Origin airport
Killeen-Fort Hood Regional
Destination airport
Buffalo Niagara Intl.
Roundtrip price
$452
Distance
1329 mi

Book with confidence

Killeen to Buffalo Flights

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

 

The best time to book a flight from Killeen to Buffalo

Sunday is one of the best days to book for cheap flights from Killeen 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 Killeen 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 Killeen to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $353 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 Killeen 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 Killeen 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.

 

Killeen to Buffalo Flights

*Flight schedules are subject to change.

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