Southwest® flights from Atlanta to Washington D.C. Reagan National from $85

Promo Code

Low fares from Atlanta to Washington D.C. Reagan National

$

Atlanta (ATL)to

Washington D.C. Reagan National (DCA)
Depart: 10/06/2026

One-way

Basic

From
$85
Seen: 21 hrs ago

Atlanta (ATL)to

Washington D.C. Reagan National (DCA)
Depart: 10/08/2026

One-way

Basic

From
$85
Seen: 17 hrs ago

Atlanta (ATL)to

Washington D.C. Reagan National (DCA)
Depart: 11/12/2026

One-way

Basic

From
$85
Seen: 16 hrs ago

Atlanta (ATL)to

Washington D.C. Reagan National (DCA)
Depart: 11/16/2026

One-way

Basic

From
$85
Seen: 18 hrs ago

Atlanta (ATL)to

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

One-way

Basic

From
$85
Seen: 15 hrs ago

Atlanta (ATL)to

Washington D.C. Reagan National (DCA)
Depart: 10/13/2026

One-way

Basic

From
$85
Seen: 6 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 Atlanta to Washington D.C. Reagan National

Sep 2026
From$181*
Seen: 20 hrs ago
One Way/Basic
Oct 2026
From$85*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$85*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $85
cmp-daily-histogram-bars-legend-max-price-aria-label $227
Displaying fares for September-2026
  • ATL–DCA, 09/11/2026: From $217
    11

    Fri

    SEP

  • ATL–DCA, 09/12/2026: From $210
    12

    Sat

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

    Sun

  • ATL–DCA, 09/14/2026: From $227
    14

    Mon

  • ATL–DCA, 09/15/2026: From $210
    15

    Tue

  • ATL–DCA, 09/16/2026: From $210
    16

    Wed

  • ATL–DCA, 09/17/2026: From $217
    17

    Thu

  • ATL–DCA, 09/18/2026: From $217
    18

    Fri

  • ATL–DCA, 09/19/2026: From $210
    19

    Sat

  • ATL–DCA, 09/20/2026: From $217
    20

    Sun

  • ATL–DCA, 09/21/2026: From $217
    21

    Mon

  • ATL–DCA, 09/22/2026: From $210
    22

    Tue

  • ATL–DCA, 09/23/2026: From $181
    23

    Wed

  • ATL–DCA, 09/24/2026: From $227
    24

    Thu

  • ATL–DCA, 09/25/2026: From $181
    25

    Fri

  • ATL–DCA, 09/26/2026: From $181
    26

    Sat

  • ATL–DCA, 09/27/2026: From $209
    27

    Sun

  • ATL–DCA, 09/28/2026: From $181
    28

    Mon

  • ATL–DCA, 09/29/2026: From $181
    29

    Tue

  • ATL–DCA, 09/30/2026: From $181
    30

    Wed

  • ATL–DCA, 10/01/2026: From $181
    01

    Thu

    OCT

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

    Fri

  • ATL–DCA, 10/03/2026: From $85
    03

    Sat

  • ATL–DCA: cmp-view-offers-disclaimer. Find Offers
    04

    Sun

  • ATL–DCA, 10/05/2026: From $85
    05

    Mon

  • ATL–DCA, 10/06/2026: From $85
    06

    Tue

  • ATL–DCA: cmp-view-offers-disclaimer. Find Offers
    07

    Wed

  • ATL–DCA, 10/08/2026: From $85
    08

    Thu

  • ATL–DCA, 10/09/2026: From $128
    09

    Fri

  • ATL–DCA, 10/10/2026: From $95
    10

    Sat

    • Range$85-$227

    *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:
    Hartsfield-Jackson Atlanta International Airport
    Arriving at:
    Ronald Reagan National Airport
    Average flight time:
    1 hour 43 minutes
    Distance:
    547 miles

    Route Information

    150† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 3‡ 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 Atlanta to Washington, D.C. (Reagan National) is 1 hour 43 minutes.
    There are 150 weekly flights from Atlanta to Washington, D.C. (Reagan National) on Southwest Airlines.
    Yes, Southwest flies nonstop from Atlanta to Washington, D.C. (Reagan National) 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Atlanta to Washington, D.C. (Reagan National) 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly Atlanta 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 Atlanta 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.

    Explore Flights from Other Popular Origins

    Popular Flights from Atlanta