Southwest® flights from Buffalo/Niagara Falls to Las Vegas from $179

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Low fares from Buffalo/Niagara Falls to Las Vegas

$

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 10/28/2026

One-way

Basic

From
$179
Seen: 16 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 11/15/2026

One-way

Basic

From
$181
Seen: 11 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 12/12/2026

One-way

Basic

From
$181
Seen: 14 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 11/17/2026

One-way

Basic

From
$181
Seen: 16 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 12/13/2026

One-way

Basic

From
$181
Seen: 14 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 11/07/2026

One-way

Basic

From
$181
Seen: 11 hrs ago

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Explore flights from Buffalo/Niagara Falls to Las Vegas

Oct 2026
From$179*
Seen: 16 hrs ago
One Way/Basic
Nov 2026
From$181*
Seen: 7 hrs ago
One Way/Basic
Dec 2026
From$181*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $179
cmp-daily-histogram-bars-legend-max-price-aria-label $530
Displaying fares for October-2026
  • BUF–LAS, 10/02/2026: From $304
    02

    Fri

    OCT

  • BUF–LAS, 10/03/2026: From $220
    03

    Sat

  • BUF–LAS, 10/04/2026: From $270
    04

    Sun

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • BUF–LAS, 10/06/2026: From $220
    06

    Tue

  • BUF–LAS, 10/07/2026: From $220
    07

    Wed

  • BUF–LAS, 10/08/2026: From $275
    08

    Thu

  • BUF–LAS, 10/09/2026: From $310
    09

    Fri

  • BUF–LAS, 10/10/2026: From $249
    10

    Sat

  • BUF–LAS, 10/11/2026: From $304
    11

    Sun

  • BUF–LAS, 10/12/2026: From $270
    12

    Mon

  • BUF–LAS, 10/13/2026: From $220
    13

    Tue

  • BUF–LAS, 10/14/2026: From $220
    14

    Wed

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    15

    Thu

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    16

    Fri

  • BUF–LAS, 10/17/2026: From $530
    17

    Sat

  • BUF–LAS, 10/18/2026: From $275
    18

    Sun

  • BUF–LAS, 10/19/2026: From $220
    19

    Mon

  • BUF–LAS, 10/20/2026: From $220
    20

    Tue

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

  • BUF–LAS, 10/22/2026: From $181
    22

    Thu

  • BUF–LAS, 10/23/2026: From $181
    23

    Fri

  • BUF–LAS, 10/24/2026: From $181
    24

    Sat

  • BUF–LAS, 10/25/2026: From $181
    25

    Sun

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • BUF–LAS, 10/27/2026: From $181
    27

    Tue

  • BUF–LAS, 10/28/2026: From $179
    28

    Wed

  • BUF–LAS, 10/29/2026: From $181
    29

    Thu

  • BUF–LAS, 10/30/2026: From $181
    30

    Fri

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • BUF–LAS, 11/01/2026: From $231
    01

    Sun

    NOV

    • Range$179-$530

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Buffalo Niagara International Airport
    Arriving at:
    McCarran International Airport
    Average flight time:
    4 hours 54 minutes
    Distance:
    1986 miles

    Route Information

    151† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Buffalo/Niagara Falls to Las Vegas is 4 hours 54 minutes.
    There are 151 weekly flights from Buffalo/Niagara Falls to Las Vegas on Southwest Airlines.
    Yes, Southwest flies nonstop from Buffalo/Niagara Falls to Las Vegas once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Buffalo/Niagara Falls to Las Vegas once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Buffalo/Niagara Falls to Las Vegas with Southwest, check out our Low Fare Calendar.
    You can rent a car at McCarran International Airport book yours with your flight.
    Yes! Flights from Buffalo/Niagara Falls to Las Vegas—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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