Southwest® flights from Washington D.C. Reagan National to Jacksonville from $145

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

$

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 12/10/2026

One-way

Basic

From
$145
Seen: 22 hrs ago

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 10/28/2026

One-way

Basic

From
$145
Seen: 22 hrs ago

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 12/16/2026

One-way

Basic

From
$145
Seen: 16 hrs ago

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 12/24/2026

One-way

Basic

From
$150
Seen: 14 hrs ago

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 12/31/2026

One-way

Basic

From
$150
Seen: 22 hrs ago

Washington D.C. Reagan National (DCA)to

Jacksonville (JAX)
Depart: 12/21/2026

One-way

Basic

From
$158
Seen: 6 hrs ago

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

Oct 2026
From$145*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$165*
Seen: 7 hrs ago
One Way/Basic
Dec 2026
From$145*
Seen: 22 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $145
cmp-daily-histogram-bars-legend-max-price-aria-label $290
Displaying fares for October-2026
  • DCA–JAX, 10/03/2026: From $221
    03

    Sat

    OCT

  • DCA–JAX, 10/04/2026: From $268
    04

    Sun

  • DCA–JAX, 10/05/2026: From $268
    05

    Mon

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

    Tue

  • DCA–JAX, 10/07/2026: From $221
    07

    Wed

  • DCA–JAX, 10/08/2026: From $290
    08

    Thu

  • DCA–JAX, 10/09/2026: From $280
    09

    Fri

  • DCA–JAX, 10/10/2026: From $221
    10

    Sat

  • DCA–JAX, 10/11/2026: From $225
    11

    Sun

  • DCA–JAX, 10/12/2026: From $225
    12

    Mon

  • DCA–JAX, 10/13/2026: From $221
    13

    Tue

  • DCA–JAX, 10/14/2026: From $221
    14

    Wed

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    15

    Thu

  • DCA–JAX, 10/16/2026: From $190
    16

    Fri

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    17

    Sat

  • DCA–JAX: cmp-view-offers-disclaimer. Find Offers
    18

    Sun

  • DCA–JAX, 10/19/2026: From $190
    19

    Mon

  • DCA–JAX, 10/20/2026: From $190
    20

    Tue

  • DCA–JAX, 10/21/2026: From $190
    21

    Wed

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    22

    Thu

  • DCA–JAX, 10/23/2026: From $170
    23

    Fri

  • DCA–JAX, 10/24/2026: From $170
    24

    Sat

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    25

    Sun

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

    Mon

  • DCA–JAX, 10/27/2026: From $170
    27

    Tue

  • DCA–JAX, 10/28/2026: From $145
    28

    Wed

  • DCA–JAX, 10/29/2026: From $170
    29

    Thu

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    30

    Fri

  • DCA–JAX: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • DCA–JAX: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

    NOV

  • DCA–JAX, 11/02/2026: From $165
    02

    Mon

    • Range$145-$290

    *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:
    Jacksonville International Airport
    Distance:
    634 miles

    Route Information

    93† 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 93 weekly flights from Washington, D.C. (Reagan National) to Jacksonville on Southwest Airlines.
    To find the lowest fares by day and time to fly Washington, D.C. (Reagan National) to Jacksonville with Southwest, check out our Low Fare Calendar.
    You can rent a car at Jacksonville International Airport book yours with your flight.
    Yes! Flights from Washington, D.C. (Reagan National) to Jacksonville—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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