Southwest® flights from Washington, D.C. (Reagan National) to Indianapolis from $140

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

$

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 09/24/2026

One-way

Basic

From
$140
Seen: 23 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 10/06/2026

One-way

Basic

From
$140
Seen: 22 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 10/12/2026

One-way

Basic

From
$140
Seen: 2 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 11/05/2026

One-way

Basic

From
$140
Seen: 4 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 10/07/2026

One-way

Basic

From
$140
Seen: 22 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Indianapolis (IND)
Depart: 09/23/2026

One-way

Basic

From
$140
Seen: 15 hrs ago

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

Aug 2026
From$185*
Seen: 23 hrs ago
One Way/Basic
Sep 2026
From$140*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$140*
Seen: 8 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $140
cmp-daily-histogram-bars-legend-max-price-aria-label $240
Displaying fares for August-2026
  • DCA–IND: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

    AUG

  • DCA–IND, 08/22/2026: From $226
    22

    Sat

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

    Sun

  • DCA–IND, 08/24/2026: From $240
    24

    Mon

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

    Tue

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

    Wed

  • DCA–IND, 08/27/2026: From $185
    27

    Thu

  • DCA–IND, 08/28/2026: From $185
    28

    Fri

  • DCA–IND, 08/29/2026: From $185
    29

    Sat

  • DCA–IND, 08/30/2026: From $215
    30

    Sun

  • DCA–IND, 08/31/2026: From $185
    31

    Mon

  • DCA–IND, 09/01/2026: From $185
    01

    Tue

    SEP

  • DCA–IND, 09/02/2026: From $185
    02

    Wed

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    03

    Thu

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

    Fri

  • DCA–IND, 09/05/2026: From $155
    05

    Sat

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    06

    Sun

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

    Mon

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    08

    Tue

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    09

    Wed

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

    Thu

  • DCA–IND, 09/11/2026: From $145
    11

    Fri

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

    Sat

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

    Sun

  • DCA–IND, 09/14/2026: From $140
    14

    Mon

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

    Tue

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

    Wed

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

    Thu

  • DCA–IND, 09/18/2026: From $189
    18

    Fri

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

    Sat

  • DCA–IND, 09/20/2026: From $155
    20

    Sun

    • Range$140-$240

    *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:
    Indianapolis International Airport
    Distance:
    500 miles

    Route Information

    124† 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 124 weekly flights from Washington, D.C. (Reagan National) to Indianapolis on Southwest Airlines.
    To find the lowest fares by day and time to fly Washington, D.C. (Reagan National) to Indianapolis with Southwest, check out our Low Fare Calendar.
    You can rent a car at Indianapolis International Airport book yours with your flight.
    Yes! Flights from Washington, D.C. (Reagan National) to Indianapolis—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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