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: 10/12/2026

One-way

Basic

From
$140
Seen: 14 hrs ago

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

Indianapolis (IND)
Depart: 10/06/2026

One-way

Basic

From
$140
Seen: 21 hrs ago

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

Indianapolis (IND)
Depart: 08/25/2026

One-way

Basic

From
$140
Seen: 16 hrs ago

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

Indianapolis (IND)
Depart: 10/17/2026

One-way

Basic

From
$140
Seen: 16 hrs ago

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

Indianapolis (IND)
Depart: 10/16/2026

One-way

Basic

From
$140
Seen: 2 hrs ago

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

Indianapolis (IND)
Depart: 08/21/2026

One-way

Basic

From
$140
Seen: 13 hrs ago

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

Aug 2026
From$140*
Seen: 12 hrs ago
One Way/Basic
Sep 2026
From$140*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$140*
Seen: 16 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, 08/02/2026: From $240
    02

    Sun

    AUG

  • DCA–IND, 08/03/2026: From $240
    03

    Mon

  • DCA–IND, 08/04/2026: From $226
    04

    Tue

  • DCA–IND, 08/05/2026: From $226
    05

    Wed

  • DCA–IND, 08/06/2026: From $240
    06

    Thu

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    07

    Fri

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

    Sat

  • DCA–IND, 08/09/2026: From $185
    09

    Sun

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    10

    Mon

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    11

    Tue

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    12

    Wed

  • DCA–IND, 08/13/2026: From $185
    13

    Thu

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    14

    Fri

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    15

    Sat

  • DCA–IND, 08/16/2026: From $155
    16

    Sun

  • DCA–IND, 08/17/2026: From $155
    17

    Mon

  • DCA–IND, 08/18/2026: From $155
    18

    Tue

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    19

    Wed

  • DCA–IND, 08/20/2026: From $155
    20

    Thu

  • DCA–IND, 08/21/2026: From $140
    21

    Fri

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    22

    Sat

  • DCA–IND, 08/23/2026: From $155
    23

    Sun

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    24

    Mon

  • DCA–IND, 08/25/2026: From $140
    25

    Tue

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    26

    Wed

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    27

    Thu

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    28

    Fri

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    29

    Sat

  • DCA–IND, 08/30/2026: From $184
    30

    Sun

  • DCA–IND, 08/31/2026: From $140
    31

    Mon

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    01

    Tue

    SEP

    • 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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