Southwest® flights from Washington D.C. Reagan National to Charleston from $109

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

$

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 10/20/2026

One-way

Basic

From
$109
Seen: 21 hrs ago

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 10/31/2026

One-way

Basic

From
$109
Seen: 7 hrs ago

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 12/03/2026

One-way

Basic

From
$109
Seen: 8 hrs ago

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 10/03/2026

One-way

Basic

From
$114
Seen: 11 hrs ago

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 11/13/2026

One-way

Basic

From
$118
Seen: 15 hrs ago

Washington D.C. Reagan National (DCA)to

Charleston (CHS)
Depart: 10/31/2026

One-way

Choice

From
$144
Seen: 7 hrs ago

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Explore flights from Washington D.C. Reagan National to Charleston

Sep 2026
From$165*
Seen: 17 hrs ago
One Way/Basic
Oct 2026
From$109*
Seen: 21 hrs ago
One Way/Basic
Nov 2026
From$118*
Seen: 15 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $114
cmp-daily-histogram-bars-legend-max-price-aria-label $361
Displaying fares for September-2026
  • DCA–CHS, 09/11/2026: From $250
    11

    Fri

    SEP

  • DCA–CHS, 09/12/2026: From $238
    12

    Sat

  • DCA–CHS, 09/13/2026: From $250
    13

    Sun

  • DCA–CHS, 09/14/2026: From $250
    14

    Mon

  • DCA–CHS, 09/15/2026: From $238
    15

    Tue

  • DCA–CHS, 09/16/2026: From $195
    16

    Wed

  • DCA–CHS, 09/17/2026: From $279
    17

    Thu

  • DCA–CHS, 09/18/2026: From $356
    18

    Fri

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    19

    Sat

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    20

    Sun

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    21

    Mon

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    22

    Tue

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    23

    Wed

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    24

    Thu

  • DCA–CHS, 09/25/2026: From $165
    25

    Fri

  • DCA–CHS: cmp-view-offers-disclaimer. Find Offers
    26

    Sat

  • DCA–CHS: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

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    28

    Mon

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    29

    Tue

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    30

    Wed

  • DCA–CHS, 10/01/2026: From $199
    01

    Thu

    OCT

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

    Fri

  • DCA–CHS, 10/03/2026: From $114
    03

    Sat

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    04

    Sun

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    05

    Mon

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    06

    Tue

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    07

    Wed

  • DCA–CHS, 10/08/2026: From $361
    08

    Thu

  • DCA–CHS, 10/09/2026: From $234
    09

    Fri

  • DCA–CHS, 10/10/2026: From $271
    10

    Sat

    • Range$114-$361

    *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:
    Charleston International Airport
    Distance:
    444 miles

    Route Information

    61† Weekly flights

    † 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

    There are 61 weekly flights from Washington, D.C. (Reagan National) to Charleston on Southwest Airlines.
    To find the lowest fares by day and time to fly Washington, D.C. (Reagan National) to Charleston with Southwest, check out our Low Fare Calendar.
    You can rent a car at Charleston International Airport book yours with your flight.
    Yes! Flights from Washington, D.C. (Reagan National) to Charleston—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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