Southwest® flights from Portland, ME to Las Vegas from $201

Promo Code

Low fares from Portland, ME to Las Vegas

$

Portland, ME (PWM)to

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

One-way

Basic

From
$201
Seen: 1 hour ago

Portland, ME (PWM)to

Las Vegas (LAS)
Depart: 02/18/2027

One-way

Basic

From
$201
Seen: 41 minutes ago

Portland, ME (PWM)to

Las Vegas (LAS)
Depart: 12/08/2026

One-way

Basic

From
$201
Seen: 4 hrs ago

Portland, ME (PWM)to

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

One-way

Basic

From
$201
Seen: 3 hrs ago

Portland, ME (PWM)to

Las Vegas (LAS)
Depart: 12/02/2026

One-way

Basic

From
$201
Seen: 21 hrs ago

Portland, ME (PWM)to

Las Vegas (LAS)
Depart: 12/10/2026

One-way

Basic

From
$221
Seen: 1 hour ago

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Explore flights from Portland, ME to Las Vegas

Nov 2026
From$290*
Seen: 20 hrs ago
One Way/Basic
Dec 2026
From$201*
Seen: 4 hrs ago
One Way/Basic
Jan 2027
No result for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $201
cmp-daily-histogram-bars-legend-max-price-aria-label $389
Displaying fares for November-2026
  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

    NOV

  • PWM–LAS, 11/14/2026: From $305
    14

    Sat

  • PWM–LAS, 11/15/2026: From $375
    15

    Sun

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

    Mon

  • PWM–LAS, 11/17/2026: From $300
    17

    Tue

  • PWM–LAS, 11/18/2026: From $305
    18

    Wed

  • PWM–LAS, 11/19/2026: From $354
    19

    Thu

  • PWM–LAS, 11/20/2026: From $354
    20

    Fri

  • PWM–LAS, 11/21/2026: From $300
    21

    Sat

  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • PWM–LAS, 11/23/2026: From $349
    23

    Mon

  • PWM–LAS, 11/24/2026: From $300
    24

    Tue

  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    25

    Wed

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

    Thu

  • PWM–LAS, 11/27/2026: From $290
    27

    Fri

  • PWM–LAS, 11/28/2026: From $389
    28

    Sat

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

    Sun

  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    30

    Mon

  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    DEC

  • PWM–LAS, 12/02/2026: From $201
    02

    Wed

  • PWM–LAS: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

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

    Fri

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

    Sat

  • PWM–LAS, 12/06/2026: From $201
    06

    Sun

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

    Mon

  • PWM–LAS, 12/08/2026: From $201
    08

    Tue

  • PWM–LAS, 12/09/2026: From $201
    09

    Wed

  • PWM–LAS, 12/10/2026: From $221
    10

    Thu

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

    Fri

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

    Sat

    • Range$201-$389

    *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 Jetport
    Arriving at:
    McCarran International Airport
    Distance:
    2410 miles

    Questions we hear the most

    There are 88 weekly flights from Portland, ME to Las Vegas on Southwest Airlines.
    To find the lowest fares by day and time to fly Portland, ME 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, ME 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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