$106 Cheap Flights from Las Vegas (LAS) to Buffalo (BUF)

View $106 flight on Fri, Oct 17, 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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

Prices were available within the past 7 days and start at $106 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Oct 30 - Mon, Nov 3
LAS
Las Vegas
BUF
Buffalo
$210 Roundtrip, found 12 hours ago
$210
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Las Vegas to Buffalo, returning Mon, Nov 3, priced at $210 found 12 hours ago
Frontier Airlines
Fri, Oct 17 - Sat, Oct 25
LAS
Las Vegas
BUF
Buffalo
$211 Roundtrip, found 8 hours ago
$211
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Fri, Oct 17 from Las Vegas to Buffalo, returning Sat, Oct 25, priced at $211 found 8 hours ago
Frontier Airlines
Fri, Oct 17 - Mon, Oct 20
LAS
Las Vegas
BUF
Buffalo
$212 Roundtrip, found 2 hours ago
$212
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Fri, Oct 17 from Las Vegas to Buffalo, returning Mon, Oct 20, priced at $212 found 2 hours ago
American Airlines
Fri, Dec 12 - Mon, Dec 15
LAS
Las Vegas
BUF
Buffalo
$223 Roundtrip, found 6 days ago
$223
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Dec 12 from Las Vegas to Buffalo, returning Mon, Dec 15, priced at $223 found 6 days ago
American Airlines
Sat, Dec 6 - Mon, Dec 8
LAS
Las Vegas
BUF
Buffalo
$229 Roundtrip, found 5 days ago
$229
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Dec 6 from Las Vegas to Buffalo, returning Mon, Dec 8, priced at $229 found 5 days ago
Frontier Airlines
Thu, Oct 30 - Mon, Nov 3
LAS
Las Vegas
BUF
Buffalo
$231 Roundtrip, found 12 hours ago
$231
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Las Vegas to Buffalo, returning Mon, Nov 3, priced at $231 found 12 hours ago
Frontier Airlines
Fri, Oct 24 - Sun, Oct 26
LAS
Las Vegas
BUF
Buffalo
$232 Roundtrip, found 3 hours ago
$232
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Oct 24 from Las Vegas to Buffalo, returning Sun, Oct 26, priced at $232 found 3 hours ago
Delta
Fri, Oct 17 - Mon, Oct 20
LAS
Las Vegas
BUF
Buffalo
$235 Roundtrip, found 2 hours ago
$235
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Oct 17 from Las Vegas to Buffalo, returning Mon, Oct 20, priced at $235 found 2 hours ago
United
Sat, Sep 20 - Mon, Sep 22
LAS
Las Vegas
BUF
Buffalo
$239 Roundtrip, found 11 hours ago
$239
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Sep 20 from Las Vegas to Buffalo, returning Mon, Sep 22, priced at $239 found 11 hours ago
Southwest Airlines
Tue, Dec 9 - Sun, Dec 14
LAS
Las Vegas
BUF
Buffalo
$256 Roundtrip, just found
$256
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Dec 9 from Las Vegas to Buffalo, returning Sun, Dec 14, priced at $256 just found

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

February is typically the cheapest month to fly

From $158 - $413 per traveler.

Graph displaying average flight prices per month

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 $357
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $357
Flights from Las Vegas (LAS) to Buffalo (BUF)
Origin airport
Harry Reid Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$210
Distance
1981 mi
Average flight time
7 hours 22 mins

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 October. 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 $106 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.

 

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 $106 or cheap return flight from $210 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 October, 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.

Explore a world of travel with Expedia

*Available to One Key members.