$105 Cheap Flights from Las Vegas (LAS) to Buffalo (BUF)

View $105 flight on Fri, Oct 24, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $105 for one-way flights and $164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Dec 10 - Tue, Dec 16
LAS
Las Vegas
BUF
Buffalo
$164 Roundtrip, found 5 days ago
$164
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Las Vegas to Buffalo, returning Tue, Dec 16, priced at $164 found 5 days ago
Frontier Airlines
Fri, Oct 24 - Mon, Oct 27
LAS
Las Vegas
BUF
Buffalo
$171 Roundtrip, found 1 day ago
$171
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Oct 24 from Las Vegas to Buffalo, returning Mon, Oct 27, priced at $171 found 1 day ago
Frontier Airlines
Fri, Oct 24 - Mon, Oct 27
LAS
Las Vegas
BUF
Buffalo
$178 Roundtrip, found 1 day ago
$178
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Oct 24 from Las Vegas to Buffalo, returning Mon, Oct 27, priced at $178 found 1 day ago
United
Tue, Oct 7 - Tue, Oct 21
LAS
Las Vegas
BUF
Buffalo
$183 Roundtrip, found 1 day ago
$183
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 7 from Las Vegas to Buffalo, returning Tue, Oct 21, priced at $183 found 1 day ago
United
Fri, Oct 10 - Tue, Oct 14
LAS
Las Vegas
BUF
Buffalo
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 10 from Las Vegas to Buffalo, returning Tue, Oct 14, priced at $184 found 2 days ago
United
Thu, Oct 23 - Mon, Oct 27
LAS
Las Vegas
BUF
Buffalo
$185 Roundtrip, found 1 day ago
$185
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 23 from Las Vegas to Buffalo, returning Mon, Oct 27, priced at $185 found 1 day ago
United
Fri, Jan 30 - Tue, Feb 3
LAS
Las Vegas
BUF
Buffalo
$188 Roundtrip, found 1 day ago
$188
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 30 from Las Vegas to Buffalo, returning Tue, Feb 3, priced at $188 found 1 day ago
United
Sat, Oct 18 - Fri, Oct 24
LAS
Las Vegas
BUF
Buffalo
$190 Roundtrip, found 1 day ago
$190
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 18 from Las Vegas to Buffalo, returning Fri, Oct 24, priced at $190 found 1 day ago
American Airlines
Thu, Oct 23 - Sat, Oct 25
LAS
Las Vegas
BUF
Buffalo
$204 Roundtrip, found 3 days ago
$204
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 23 from Las Vegas to Buffalo, returning Sat, Oct 25, priced at $204 found 3 days ago
Delta
Sat, Oct 18 - Fri, Oct 24
LAS
Las Vegas
BUF
Buffalo
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 18 from Las Vegas to Buffalo, returning Fri, Oct 24, priced at $223 found 1 day ago

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

February is typically the cheapest month to fly

From $158 - $412 per traveler.

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) cost?
Grab a cheap one-way flight from $105 or cheap return flight from $164 from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from LAS to BUF is December, when there's less demand. Off-peak months are usually when airlines offer lower prices between these airports.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
You can fly nonstop from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) on a Southwest Airlines flight.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LAS to BUF. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
On average, you'll only find 1 nonstop flight leaving from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) every day. If this doesn't fit your travel plans, consider flights with a layover. Just customize your search results on Expedia to include one or more stops to find a better alternative.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
More passengers fly between LAS and BUF at 8 AM than at any other time. Rather skip the crowds? Travel outside of rush hours and it's possible you'll save on your ticket as well.
What day of the week has the most flights from LAS to BUF?
Tuesday offers the most flights from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF). Consider leaving on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
Take the earliest flight at around 8:55AM UTC-8, heading out of Harry Reid Intl. Airport (LAS). You'll be traveling for roughly 4h 15m, reaching Buffalo Niagara Intl. Airport (BUF) at approximately 4:10PM UTC-5.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
The average flight duration from LAS to BUF is 4 hours and 15 minutes, covering a total distance of 2,000 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
To avoid potential delays on the Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) route, fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Buffalo from Harry Reid Intl. Airport (LAS)?
Buffalo Niagara Intl. Airport (BUF) is the only airport in Buffalo with direct flights from Harry Reid Intl. Airport (LAS). Compare the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Booking your ticket from LAS to BUF just before your trip is typically more expensive. But if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a LAS to BUF flight and hotel package?
Opting for a LAS to BUF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF)?
In most instances, you can reschedule or cancel your LAS to BUF flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$163
Distance
1981 mi
Average flight time
7 hours 22 mins

Book with confidence

Book with confidence

Las Vegas to Buffalo Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas 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 Las Vegas 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 Las Vegas to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 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 Las Vegas 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 Las Vegas 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.

 

Las Vegas to Buffalo Flights

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