Southwest® flights from Buffalo/Niagara Falls to Las Vegas from $125

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Low fares from Buffalo/Niagara Falls to Las Vegas

$

Buffalo/Niagara Falls (BUF)to

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

One-way

Basic

From
$125
Seen: 23 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 12/14/2026

One-way

Basic

From
$125
Seen: 21 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 12/16/2026

One-way

Basic

From
$125
Seen: 16 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 11/14/2026

One-way

Basic

From
$125
Seen: 11 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 11/21/2026

One-way

Basic

From
$125
Seen: 6 hrs ago

Buffalo/Niagara Falls (BUF)to

Las Vegas (LAS)
Depart: 01/26/2027

One-way

Basic

From
$125
Seen: 10 hrs ago

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Explore flights from Buffalo/Niagara Falls to Las Vegas

Oct 2026
From$219*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
From$125*
Seen: 20 hrs ago
One Way/Basic
Dec 2026
From$125*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $125
cmp-daily-histogram-bars-legend-max-price-aria-label $219
Displaying fares for October-2026
  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

    OCT

  • BUF–LAS, 10/22/2026: From $219
    22

    Thu

  • BUF–LAS, 10/23/2026: From $219
    23

    Fri

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

  • BUF–LAS, 10/25/2026: From $219
    25

    Sun

  • BUF–LAS, 10/26/2026: From $219
    26

    Mon

  • BUF–LAS, 10/27/2026: From $219
    27

    Tue

  • BUF–LAS, 10/28/2026: From $219
    28

    Wed

  • BUF–LAS, 10/29/2026: From $219
    29

    Thu

  • BUF–LAS, 10/30/2026: From $219
    30

    Fri

  • BUF–LAS, 10/31/2026: From $219
    31

    Sat

  • BUF–LAS, 11/01/2026: From $219
    01

    Sun

    NOV

  • BUF–LAS, 11/02/2026: From $219
    02

    Mon

  • BUF–LAS, 11/03/2026: From $219
    03

    Tue

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    04

    Wed

  • BUF–LAS, 11/05/2026: From $219
    05

    Thu

  • BUF–LAS: cmp-view-offers-disclaimer. Find Offers
    06

    Fri

  • BUF–LAS, 11/07/2026: From $219
    07

    Sat

  • BUF–LAS, 11/08/2026: From $219
    08

    Sun

  • BUF–LAS, 11/09/2026: From $125
    09

    Mon

  • BUF–LAS, 11/10/2026: From $125
    10

    Tue

  • BUF–LAS, 11/11/2026: From $125
    11

    Wed

  • BUF–LAS, 11/12/2026: From $192
    12

    Thu

  • BUF–LAS, 11/13/2026: From $158
    13

    Fri

  • BUF–LAS, 11/14/2026: From $125
    14

    Sat

  • BUF–LAS, 11/15/2026: From $164
    15

    Sun

  • BUF–LAS, 11/16/2026: From $125
    16

    Mon

  • BUF–LAS, 11/17/2026: From $125
    17

    Tue

  • BUF–LAS, 11/18/2026: From $125
    18

    Wed

  • BUF–LAS, 11/19/2026: From $191
    19

    Thu

  • BUF–LAS, 11/20/2026: From $191
    20

    Fri

    • Range$125-$219

    *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

    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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