Southwest® flights from Las Vegas to Washington, D.C. (Reagan National) from $157

Promo Code

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

$

Las Vegas (LAS)to

Washington, D.C. (Reagan National) (DCA)
Depart: 09/12/2026

One-way

Basic

From
$157
Seen: 1 hour ago

Las Vegas (LAS)to

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

One-way

Basic

From
$179
Seen: 8 hrs ago

Las Vegas (LAS)to

Washington, D.C. (Reagan National) (DCA)
Depart: 10/29/2026

One-way

Basic

From
$179
Seen: 3 hrs ago

Las Vegas (LAS)to

Washington, D.C. (Reagan National) (DCA)
Depart: 10/31/2026

One-way

Basic

From
$179
Seen: 4 hrs ago

Las Vegas (LAS)to

Washington, D.C. (Reagan National) (DCA)
Depart: 10/22/2026

One-way

Basic

From
$184
Seen: 11 hrs ago

Las Vegas (LAS)to

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

One-way

Basic

From
$189
Seen: 23 hrs ago

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

Aug 2026
From$248*
Seen: 22 hrs ago
One Way/Basic
Sep 2026
From$189*
Seen: 21 hrs ago
One Way/Basic
Oct 2026
From$179*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $189
cmp-daily-histogram-bars-legend-max-price-aria-label $543
Displaying fares for August-2026
  • LAS–DCA, 08/24/2026: From $347
    24

    Mon

    AUG

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

    Tue

  • LAS–DCA, 08/26/2026: From $248
    26

    Wed

  • LAS–DCA, 08/27/2026: From $337
    27

    Thu

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    28

    Fri

  • LAS–DCA, 08/29/2026: From $248
    29

    Sat

  • LAS–DCA, 08/30/2026: From $347
    30

    Sun

  • LAS–DCA, 08/31/2026: From $337
    31

    Mon

  • LAS–DCA, 09/01/2026: From $248
    01

    Tue

    SEP

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

    Wed

  • LAS–DCA, 09/03/2026: From $337
    03

    Thu

  • LAS–DCA, 09/04/2026: From $337
    04

    Fri

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

    Sat

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

    Sun

  • LAS–DCA, 09/07/2026: From $543
    07

    Mon

  • LAS–DCA, 09/08/2026: From $279
    08

    Tue

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    10

    Thu

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

    Fri

  • LAS–DCA, 09/12/2026: From $193
    12

    Sat

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

    Sun

  • LAS–DCA, 09/14/2026: From $189
    14

    Mon

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

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

    Wed

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • LAS–DCA, 09/18/2026: From $211
    18

    Fri

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

    Sat

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • LAS–DCA, 09/21/2026: From $189
    21

    Mon

  • LAS–DCA, 09/22/2026: From $189
    22

    Tue

  • LAS–DCA: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

    • Range$189-$543

    *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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