Southwest® flights from Portland, OR to Las Vegas from $116

Promo Code

Low fares from Portland, OR to Las Vegas

$

Portland, OR (PDX)to

Las Vegas (LAS)
Depart: 09/11/2026

One-way

Basic

From
$116
Seen: 14 minutes ago

Portland, OR (PDX)to

Las Vegas (LAS)
Depart: 10/30/2026

One-way

Basic

From
$116
Seen: 1 hour ago

Portland, OR (PDX)to

Las Vegas (LAS)
Depart: 09/06/2026

One-way

Basic

From
$116
Seen: 3 hrs ago

Portland, OR (PDX)to

Las Vegas (LAS)
Depart: 09/29/2026

One-way

Basic

From
$119
Seen: 21 hrs ago

Portland, OR (PDX)to

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

One-way

Basic

From
$119
Seen: 17 hrs ago

Portland, OR (PDX)to

Las Vegas (LAS)
Depart: 11/04/2026

One-way

Basic

From
$119
Seen: 22 hrs ago

Looking for more low-fare flights?

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.

Find low fares

Explore flights from Portland, OR to Las Vegas

Aug 2026
From$129*
Seen: 23 hrs ago
One Way/Basic
Sep 2026
From$116*
Seen: 14 minutes ago
One Way/Basic
Oct 2026
From$116*
Seen: 1 hour ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $379
Displaying fares for August-2026
  • PDX–LAS, 08/04/2026: From $379
    04

    Tue

    AUG

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

    Wed

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

    Thu

  • PDX–LAS, 08/07/2026: From $379
    07

    Fri

  • PDX–LAS, 08/08/2026: From $379
    08

    Sat

  • PDX–LAS, 08/09/2026: From $379
    09

    Sun

  • PDX–LAS, 08/10/2026: From $379
    10

    Mon

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

    Tue

  • PDX–LAS: cmp-view-offers-disclaimer. Find Offers
    12

    Wed

  • PDX–LAS, 08/13/2026: From $289
    13

    Thu

  • PDX–LAS: cmp-view-offers-disclaimer. Find Offers
    14

    Fri

  • PDX–LAS, 08/15/2026: From $289
    15

    Sat

  • PDX–LAS, 08/16/2026: From $289
    16

    Sun

  • PDX–LAS, 08/17/2026: From $204
    17

    Mon

  • PDX–LAS: cmp-view-offers-disclaimer. Find Offers
    18

    Tue

  • PDX–LAS: cmp-view-offers-disclaimer. Find Offers
    19

    Wed

  • PDX–LAS, 08/20/2026: From $204
    20

    Thu

  • PDX–LAS, 08/21/2026: From $204
    21

    Fri

  • PDX–LAS, 08/22/2026: From $204
    22

    Sat

  • PDX–LAS, 08/23/2026: From $204
    23

    Sun

  • PDX–LAS, 08/24/2026: From $129
    24

    Mon

  • PDX–LAS, 08/25/2026: From $129
    25

    Tue

  • PDX–LAS, 08/26/2026: From $129
    26

    Wed

  • PDX–LAS, 08/27/2026: From $129
    27

    Thu

  • PDX–LAS, 08/28/2026: From $179
    28

    Fri

  • PDX–LAS, 08/29/2026: From $129
    29

    Sat

  • PDX–LAS, 08/30/2026: From $179
    30

    Sun

  • PDX–LAS, 08/31/2026: From $129
    31

    Mon

  • PDX–LAS, 09/01/2026: From $129
    01

    Tue

    SEP

  • PDX–LAS, 09/02/2026: From $129
    02

    Wed

  • PDX–LAS, 09/03/2026: From $129
    03

    Thu

    • Range$129-$379

    *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:
    Portland International Airport
    Arriving at:
    McCarran International Airport
    Average flight time:
    2 hours 9 minutes
    Distance:
    763 miles

    Route Information

    156† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 4‡ 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 Portland, OR to Las Vegas is 2 hours 9 minutes.
    There are 156 weekly flights from Portland, OR to Las Vegas on Southwest Airlines.
    Yes, Southwest flies nonstop from Portland, OR to Las Vegas 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Portland, OR to Las Vegas 3 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly Portland, OR 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 Portland, OR 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.

    Explore Flights from Other Popular Origins

    Popular Flights from Portland, OR