Southwest® flights from Washington D.C. Reagan National to Las Vegas from $139

Promo Code

Low fares from Washington D.C. Reagan National to Las Vegas

$

Washington D.C. Reagan National (DCA)to

Las Vegas (LAS)
Depart: 12/05/2026

One-way

Basic

From
$139
Seen: 2 hrs ago

Washington D.C. Reagan National (DCA)to

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

One-way

Basic

From
$139
Seen: 4 hrs ago

Washington D.C. Reagan National (DCA)to

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

One-way

Basic

From
$139
Seen: 1 hour ago

Washington D.C. Reagan National (DCA)to

Las Vegas (LAS)
Depart: 12/01/2026

One-way

Basic

From
$139
Seen: 5 hrs ago

Washington D.C. Reagan National (DCA)to

Las Vegas (LAS)
Depart: 12/15/2026

One-way

Basic

From
$139
Seen: 6 hrs ago

Washington D.C. Reagan National (DCA)to

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

One-way

Basic

From
$149
Seen: 3 hrs ago

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Explore flights from Washington D.C. Reagan National to Las Vegas

Oct 2026
From$259*
Seen: 4 hrs ago
One Way/Basic
Nov 2026
From$139*
Seen: 1 hour ago
One Way/Basic
Dec 2026
From$139*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $159
cmp-daily-histogram-bars-legend-max-price-aria-label $447
Displaying fares for October-2026
  • DCA–LAS, 10/17/2026: From $278
    17

    Sat

    OCT

  • DCA–LAS, 10/18/2026: From $447
    18

    Sun

  • DCA–LAS, 10/19/2026: From $367
    19

    Mon

  • DCA–LAS, 10/20/2026: From $288
    20

    Tue

  • DCA–LAS, 10/21/2026: From $288
    21

    Wed

  • DCA–LAS, 10/22/2026: From $377
    22

    Thu

  • DCA–LAS, 10/23/2026: From $377
    23

    Fri

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

    Sat

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

    Sun

  • DCA–LAS, 10/26/2026: From $377
    26

    Mon

  • DCA–LAS, 10/27/2026: From $288
    27

    Tue

  • DCA–LAS, 10/28/2026: From $278
    28

    Wed

  • DCA–LAS, 10/29/2026: From $367
    29

    Thu

  • DCA–LAS, 10/30/2026: From $279
    30

    Fri

  • DCA–LAS, 10/31/2026: From $259
    31

    Sat

  • DCA–LAS, 11/01/2026: From $279
    01

    Sun

    NOV

  • DCA–LAS, 11/02/2026: From $279
    02

    Mon

  • DCA–LAS, 11/03/2026: From $259
    03

    Tue

  • DCA–LAS, 11/04/2026: From $259
    04

    Wed

  • DCA–LAS, 11/05/2026: From $289
    05

    Thu

  • DCA–LAS, 11/06/2026: From $219
    06

    Fri

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

    Sat

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

    Sun

  • DCA–LAS, 11/09/2026: From $219
    09

    Mon

  • DCA–LAS, 11/10/2026: From $199
    10

    Tue

  • DCA–LAS, 11/11/2026: From $199
    11

    Wed

  • DCA–LAS, 11/12/2026: From $219
    12

    Thu

  • DCA–LAS, 11/13/2026: From $209
    13

    Fri

  • DCA–LAS, 11/14/2026: From $189
    14

    Sat

  • DCA–LAS, 11/15/2026: From $169
    15

    Sun

  • DCA–LAS, 11/16/2026: From $159
    16

    Mon

    • Range$159-$447

    *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:
    Ronald Reagan National Airport
    Arriving at:
    McCarran International Airport
    Average flight time:
    5 hours 11 minutes
    Distance:
    2089 miles

    Questions we hear the most

    The average flight time from Washington, D.C. (Reagan National) to Las Vegas is 5 hours 11 minutes.
    There are 156 weekly flights from Washington, D.C. (Reagan National) to Las Vegas on Southwest Airlines.
    Yes, Southwest flies nonstop from Washington, D.C. (Reagan National) to Las Vegas once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Washington, D.C. (Reagan National) to Las Vegas once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Washington, D.C. (Reagan National) 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 Washington, D.C. (Reagan National) 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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