$69 Cheap Flights from Buffalo (BUF) to Las Vegas (LAS)

View $69 flight on Mon, Oct 27, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Buffalo to Las Vegas (BUF-LAS)

Prices were available within the past 7 days and start at $69 for one-way flights and $174 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Nov 16 - Wed, Nov 19
BUF
Buffalo
LAS
Las Vegas
$174 Roundtrip, just found
$174
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Nov 16 from Buffalo to Las Vegas, returning Wed, Nov 19, priced at $174 just found
Southwest Airlines
Sun, Nov 16 - Wed, Nov 19
BUF
Buffalo
LAS
Las Vegas
$198 Roundtrip, just found
$198
Roundtrip
just found
Select Southwest Airlines flight, departing Sun, Nov 16 from Buffalo to Las Vegas, returning Wed, Nov 19, priced at $198 just found
Southwest Airlines
Mon, Nov 10 - Thu, Nov 20
BUF
Buffalo
LAS
Las Vegas
$198 Roundtrip, found 10 hours ago
$198
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Mon, Nov 10 from Buffalo to Las Vegas, returning Thu, Nov 20, priced at $198 found 10 hours ago
United
Tue, Nov 18 - Wed, Nov 19
BUF
Buffalo
LAS
Las Vegas
$203 Roundtrip, found 4 hours ago
$203
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Nov 18 from Buffalo to Las Vegas, returning Wed, Nov 19, priced at $203 found 4 hours ago
Southwest Airlines
Mon, Dec 1 - Thu, Dec 4
BUF
Buffalo
LAS
Las Vegas
$203 Roundtrip, just found
$203
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, Dec 1 from Buffalo to Las Vegas, returning Thu, Dec 4, priced at $203 just found
Delta
Sun, Nov 16 - Wed, Nov 19
BUF
Buffalo
LAS
Las Vegas
$208 Roundtrip, just found
$208
Roundtrip
just found
Select Delta flight, departing Sun, Nov 16 from Buffalo to Las Vegas, returning Wed, Nov 19, priced at $208 just found
Delta
Mon, Nov 10 - Thu, Nov 20
BUF
Buffalo
LAS
Las Vegas
$208 Roundtrip, found 10 hours ago
$208
Roundtrip
found 10 hours ago
Select Delta flight, departing Mon, Nov 10 from Buffalo to Las Vegas, returning Thu, Nov 20, priced at $208 found 10 hours ago
Delta
Mon, Dec 1 - Thu, Dec 4
BUF
Buffalo
LAS
Las Vegas
$213 Roundtrip, just found
$213
Roundtrip
just found
Select Delta flight, departing Mon, Dec 1 from Buffalo to Las Vegas, returning Thu, Dec 4, priced at $213 just found
Frontier Airlines
Mon, Nov 10 - Thu, Nov 20
BUF
Buffalo
LAS
Las Vegas
$215 Roundtrip, found 10 hours ago
$215
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Buffalo to Las Vegas, returning Thu, Nov 20, priced at $215 found 10 hours ago
JetBlue Airways
Tue, Nov 18 - Wed, Nov 19
BUF
Buffalo
LAS
Las Vegas
$220 Roundtrip, found 4 hours ago
$220
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Tue, Nov 18 from Buffalo to Las Vegas, returning Wed, Nov 19, priced at $220 found 4 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Las Vegas (LAS)

January is typically the cheapest month to fly

From $138 - $302 per traveler.

Alternative airports near Las Vegas

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

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $444
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $444

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS) cost?
Snag a cheap one-way flight from $69 or cheap return flight from $174 from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
November is the cheapest month to fly from BUF to LAS. Avoiding peak travel times is often the key to finding better fares.
Which airlines fly direct from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
When jetting out of Buffalo Niagara Intl. Airport (BUF), you can get on a direct flight to Harry Reid Intl. Airport (LAS) with Southwest Airlines.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BUF to LAS flight.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
On average, Buffalo Niagara Intl. Airport (BUF) only has 1 nonstop flight to Harry Reid Intl. Airport (LAS) per day. For more choices, try our easy-to-use filters. Simply enter your travel details, then select "1 Stop" or "2+ Stops" to discover flights offering layovers.
What are the most popular departure times for flights from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
Flights between BUF and LAS are their busiest at 1 PM. If you're after a quieter experience and potentially cheaper tickets, look for a time outside the usual busy windows.
What day of the week has the most flights from BUF to LAS?
Travel on a Friday if you're looking for the best selection of flights from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
Buffalo Niagara Intl. Airport (BUF)'s first flight to Harry Reid Intl. Airport (LAS) is at approximately 1:20PM UTC-5. With a flight time of 5h 20m, you'll touch down at around 3:40PM UTC-8.
How long does it take to fly from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
It takes approximately 5 hours and 14 minutes to cover the 2,000 mi from BUF to LAS.
What airline has the least delays from BUF to LAS?
With 80% of journeys usually arriving as scheduled, Southwest Airlines has the best on-time performance for direct flights from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS). To monitor your flight status and get notified if anything changes, simply head to the Expedia App.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
Opt for a flight from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Las Vegas from Buffalo Niagara Intl. Airport (BUF)?
Explore your flight options from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS). This is the only Las Vegas airport you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your flight from BUF to LAS shortly before your journey is usually more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a BUF to LAS flight and hotel package?
You'll typically save money by booking a BUF to LAS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your preferred accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Harry Reid Intl. Airport (LAS)?
If you reserved your BUF to LAS flight in the last 24 hours, you may be able to cancel or modify it at no cost. 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 want more information.

Travel information

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$174
Distance
1981 mi
Average flight time
1 hour 55 mins

Book with confidence

Book with confidence

Buffalo to Las Vegas Flights

The cheapest times to fly from Buffalo to Las Vegas

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

 

The best time to book a flight from Buffalo to Las Vegas

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

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 Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $69 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 Las Vegas 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 Las Vegas 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 Las Vegas Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.