Southwest® flights from Seattle/Tacoma to Las Vegas from $119

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Low fares from Seattle/Tacoma to Las Vegas

$

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 11/22/2026

One-way

Basic

From
$119
Seen: 2 hrs ago

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 10/20/2026

One-way

Basic

From
$119
Seen: 3 hrs ago

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 11/08/2026

One-way

Basic

From
$119
Seen: 1 hour ago

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 12/09/2026

One-way

Basic

From
$119
Seen: 1 hour ago

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 11/18/2026

One-way

Basic

From
$119
Seen: 20 hrs ago

Seattle/Tacoma (SEA)to

Las Vegas (LAS)
Depart: 12/06/2026

One-way

Basic

From
$119
Seen: 18 hrs ago

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Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

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Explore flights from Seattle/Tacoma to Las Vegas

Sep 2026
From$254*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$119*
Seen: 3 hrs ago
One Way/Basic
Nov 2026
From$119*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $119
cmp-daily-histogram-bars-legend-max-price-aria-label $344
Displaying fares for September-2026
  • SEA–LAS, 09/20/2026: From $344
    20

    Sun

    SEP

  • SEA–LAS, 09/21/2026: From $339
    21

    Mon

  • SEA–LAS, 09/22/2026: From $339
    22

    Tue

  • SEA–LAS, 09/23/2026: From $339
    23

    Wed

  • SEA–LAS, 09/24/2026: From $339
    24

    Thu

  • SEA–LAS, 09/25/2026: From $339
    25

    Fri

  • SEA–LAS, 09/26/2026: From $339
    26

    Sat

  • SEA–LAS, 09/27/2026: From $254
    27

    Sun

  • SEA–LAS, 09/28/2026: From $254
    28

    Mon

  • SEA–LAS: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

  • SEA–LAS, 09/30/2026: From $254
    30

    Wed

  • SEA–LAS, 10/01/2026: From $254
    01

    Thu

    OCT

  • SEA–LAS, 10/02/2026: From $254
    02

    Fri

  • SEA–LAS, 10/03/2026: From $254
    03

    Sat

  • SEA–LAS, 10/04/2026: From $209
    04

    Sun

  • SEA–LAS, 10/05/2026: From $209
    05

    Mon

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

    Tue

  • SEA–LAS: cmp-view-offers-disclaimer. Find Offers
    07

    Wed

  • SEA–LAS, 10/08/2026: From $209
    08

    Thu

  • SEA–LAS, 10/09/2026: From $209
    09

    Fri

  • SEA–LAS, 10/10/2026: From $131
    10

    Sat

  • SEA–LAS: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

  • SEA–LAS, 10/12/2026: From $131
    12

    Mon

  • SEA–LAS: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • SEA–LAS, 10/14/2026: From $141
    14

    Wed

  • SEA–LAS, 10/15/2026: From $131
    15

    Thu

  • SEA–LAS, 10/16/2026: From $151
    16

    Fri

  • SEA–LAS, 10/17/2026: From $131
    17

    Sat

  • SEA–LAS, 10/18/2026: From $184
    18

    Sun

  • SEA–LAS, 10/19/2026: From $119
    19

    Mon

    • Range$119-$344

    *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:
    Seattle/Tacoma International Airport
    Arriving at:
    McCarran International Airport
    Average flight time:
    2 hours 30 minutes
    Distance:
    867 miles

    Route Information

    156† Weekly flights
    • 2‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 3‡ Nonstop flights 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 Seattle/Tacoma to Las Vegas is 2 hours 30 minutes.
    There are 156 weekly flights from Seattle/Tacoma to Las Vegas on Southwest Airlines.
    Yes, Southwest flies nonstop from Seattle/Tacoma to Las Vegas 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Seattle/Tacoma to Las Vegas 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly Seattle/Tacoma 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 Seattle/Tacoma 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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