Southwest® flights from Las Vegas to Washington D.C. Reagan National from $145

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

$

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 11/03/2026

One-way

Basic

From
$145
Seen: 18 hrs ago

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 12/12/2026

One-way

Basic

From
$145
Seen: 16 hrs ago

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 10/24/2026

One-way

Basic

From
$145
Seen: 14 hrs ago

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 12/03/2026

One-way

Basic

From
$145
Seen: 7 hrs ago

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 12/08/2026

One-way

Basic

From
$145
Seen: 17 hrs ago

Las Vegas (LAS)to

Washington D.C. Reagan National (DCA)
Depart: 11/17/2026

One-way

Basic

From
$145
Seen: 16 hrs ago

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

Sep 2026
From$268*
Seen: 8 hrs ago
One Way/Basic
Oct 2026
From$145*
Seen: 14 hrs ago
One Way/Basic
Nov 2026
From$145*
Seen: 16 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $155
cmp-daily-histogram-bars-legend-max-price-aria-label $458
Displaying fares for September-2026
  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

    SEP

  • LAS–DCA, 09/15/2026: From $278
    15

    Tue

  • LAS–DCA, 09/16/2026: From $278
    16

    Wed

  • LAS–DCA, 09/17/2026: From $367
    17

    Thu

  • LAS–DCA, 09/18/2026: From $367
    18

    Fri

  • LAS–DCA, 09/19/2026: From $268
    19

    Sat

  • LAS–DCA, 09/20/2026: From $367
    20

    Sun

  • LAS–DCA, 09/21/2026: From $367
    21

    Mon

  • LAS–DCA, 09/22/2026: From $278
    22

    Tue

  • LAS–DCA, 09/23/2026: From $278
    23

    Wed

  • LAS–DCA, 09/24/2026: From $357
    24

    Thu

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

    Fri

  • LAS–DCA, 09/26/2026: From $278
    26

    Sat

  • LAS–DCA, 09/27/2026: From $365
    27

    Sun

  • LAS–DCA, 09/28/2026: From $365
    28

    Mon

  • LAS–DCA, 09/29/2026: From $278
    29

    Tue

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

    Wed

  • LAS–DCA, 10/01/2026: From $355
    01

    Thu

    OCT

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    02

    Fri

  • LAS–DCA, 10/03/2026: From $268
    03

    Sat

  • LAS–DCA, 10/04/2026: From $326
    04

    Sun

  • LAS–DCA, 10/05/2026: From $155
    05

    Mon

  • LAS–DCA, 10/06/2026: From $155
    06

    Tue

  • LAS–DCA, 10/07/2026: From $155
    07

    Wed

  • LAS–DCA, 10/08/2026: From $305
    08

    Thu

  • LAS–DCA, 10/09/2026: From $321
    09

    Fri

  • LAS–DCA, 10/10/2026: From $155
    10

    Sat

  • LAS–DCA, 10/11/2026: From $458
    11

    Sun

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

    Mon

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

    Tue

    • Range$155-$458

    *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:
    McCarran International Airport
    Arriving at:
    Ronald Reagan National Airport
    Average flight time:
    4 hours 32 minutes
    Distance:
    2089 miles

    Route Information

    156† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight 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 Las Vegas to Washington, D.C. (Reagan National) is 4 hours 32 minutes.
    There are 156 weekly flights from Las Vegas to Washington, D.C. (Reagan National) on Southwest Airlines.
    Yes, Southwest flies nonstop from Las Vegas to Washington, D.C. (Reagan National) once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Las Vegas to Washington, D.C. (Reagan National) once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Las Vegas to Washington, D.C. (Reagan National) with Southwest, check out our Low Fare Calendar.
    You can rent a car at Ronald Reagan National Airport book yours with your flight.
    Yes! Flights from Las Vegas to Washington, D.C. (Reagan National)—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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