CA $226 Cheap Flights from Las Vegas (LAS) to Buffalo (BUF)

View CA $226 flight on Thu, Sep 10, 2026Opens 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 (LAS) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $226 for one-way flights and CA $452 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $452 Roundtrip, found 1 day ago
CA $452
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $452 found 1 day ago
Delta
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $452 Roundtrip, found 1 day ago
CA $452
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $452 found 1 day ago
Delta
Mon, Jun 8 - Tue, Jun 9
LAS
Las Vegas
BUF
Buffalo
CA $452 Roundtrip, found 3 days ago
CA $452
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 8 from Las Vegas to Buffalo, returning Tue, Jun 9, priced at CA $452 found 3 days ago
American Airlines
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $455 Roundtrip, found 1 day ago
CA $455
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $455 found 1 day ago
American Airlines
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $471 Roundtrip, found 1 day ago
CA $471
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $471 found 1 day ago
American Airlines
Tue, Jun 9 - Wed, Jun 10
LAS
Las Vegas
BUF
Buffalo
CA $473 Roundtrip, found 3 days ago
CA $473
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jun 9 from Las Vegas to Buffalo, returning Wed, Jun 10, priced at CA $473 found 3 days ago
American Airlines
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $476 Roundtrip, found 1 day ago
CA $476
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $476 found 1 day ago
JetBlue Airways
Wed, Jul 15 - Sat, Jul 18
LAS
Las Vegas
BUF
Buffalo
CA $545 Roundtrip, found 6 days ago
CA $545
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Wed, Jul 15 from Las Vegas to Buffalo, returning Sat, Jul 18, priced at CA $545 found 6 days ago
United
Tue, Sep 29 - Wed, Sep 30
LAS
Las Vegas
BUF
Buffalo
CA $582 Roundtrip, found 1 day ago
CA $582
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 29 from Las Vegas to Buffalo, returning Wed, Sep 30, priced at CA $582 found 1 day ago
Sun Country Airlines
Thu, Jul 30 - Mon, Aug 3
LAS
Las Vegas
BUF
Buffalo
CA $699 Roundtrip, found 4 days ago
CA $699
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Thu, Jul 30 from Las Vegas to Buffalo, returning Mon, Aug 3, priced at CA $699 found 4 days ago

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 centre is 16 minutes. Flights from CA $500
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city centre16 min
Flights from CA $500

Frequently asked questions

Which airlines fly direct from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter LAS to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are approximately 162 connecting flights per day from Harry Reid Intl. (LAS) to Buffalo Niagara Intl. (BUF). Some common connection points include Los Angeles Intl. (LAX), O'Hare Intl. (ORD), and Denver Intl. (DEN).
What is the earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Harry Reid International Airport (LAS) to Buffalo Niagara International Airport (BUF) typically departs at approximately 12:10 AM local time. This service is operated by American Airlines and is seasonal, active only in October. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
For flights from Harry Reid International Airport (LAS) to Buffalo Niagara International Airport (BUF), you'll typically find the most options on a Tuesday, with around 63 flights available. This gives you plenty of choices for your travel plans. Major airlines on this route include WN, UA, and AA. Flight schedules are fairly consistent throughout the week, so you'll have a good selection of flights regardless of the day you choose to fly.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) are in the late evening, from 9pm to midnight. This accounts for around 28% of total traffic. Many major carriers, including American Airlines, Southwest Airlines and Delta Air Lines, offer flights during this window. This timing works well because you can enjoy your day in Las Vegas before heading to the airport for your flight.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Flying nonstop from LAS to BUF takes around 4 hours 20 minutes, with the route covering approximately 1,982 miles. Flights with a layover typically take 5 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Select the "Business class" and "First class" filters when looking for LAS to BUF flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buffalo from McCarran Intl. (LAS)?
From Harry Reid International Airport (LAS), you can fly directly into Buffalo Niagara Intl. (BUF) to reach Buffalo. Some flights may connect through major hubs like Denver Intl. (DEN), Los Angeles Intl. (LAX), Sky Harbor Intl. (PHX) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Las Vegas, NV (LAS-Harry Reid Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. 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'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $451
Distance
3170 km
Average flight time
7 hours 20 mins

Book with confidence

Las Vegas to Buffalo Flights

The easy way to book your flights from Las Vegas to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Las Vegas whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Las Vegas to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Harry Reid Intl., LAS to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Las Vegas to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Las Vegas currently is just CA $452 rising to CA $699.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from Las Vegas 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

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