Southwest® flights from Baltimore/Washington to Austin from $174

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Low fares from Baltimore/Washington to Austin

$

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 10/07/2026

One-way

Basic

From
$174
Seen: 22 hrs ago

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 11/26/2026

One-way

Basic

From
$174
Seen: 21 hrs ago

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 11/07/2026

One-way

Basic

From
$174
Seen: 22 hrs ago

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 11/09/2026

One-way

Basic

From
$174
Seen: 20 hrs ago

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 11/13/2026

One-way

Basic

From
$174
Seen: 14 hrs ago

Baltimore/Washington (BWI)to

Austin (AUS)
Depart: 11/21/2026

One-way

Basic

From
$174
Seen: 18 hrs ago

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Explore flights from Baltimore/Washington to Austin

Sep 2026
From$311*
Seen: 12 hrs ago
One Way/Basic
Oct 2026
From$174*
Seen: 18 hrs ago
One Way/Basic
Nov 2026
From$174*
Seen: 14 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $649
Displaying fares for September-2026
  • BWI–AUS, 09/12/2026: From $569
    12

    Sat

    SEP

  • BWI–AUS: cmp-view-offers-disclaimer. Find Offers
    13

    Sun

  • BWI–AUS, 09/14/2026: From $569
    14

    Mon

  • BWI–AUS, 09/15/2026: From $649
    15

    Tue

  • BWI–AUS, 09/16/2026: From $569
    16

    Wed

  • BWI–AUS, 09/17/2026: From $569
    17

    Thu

  • BWI–AUS, 09/18/2026: From $479
    18

    Fri

  • BWI–AUS, 09/19/2026: From $479
    19

    Sat

  • BWI–AUS, 09/20/2026: From $484
    20

    Sun

  • BWI–AUS, 09/21/2026: From $479
    21

    Mon

  • BWI–AUS, 09/22/2026: From $479
    22

    Tue

  • BWI–AUS, 09/23/2026: From $479
    23

    Wed

  • BWI–AUS, 09/24/2026: From $479
    24

    Thu

  • BWI–AUS: cmp-view-offers-disclaimer. Find Offers
    25

    Fri

  • BWI–AUS, 09/26/2026: From $311
    26

    Sat

  • BWI–AUS: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

  • BWI–AUS, 09/28/2026: From $316
    28

    Mon

  • BWI–AUS, 09/29/2026: From $311
    29

    Tue

  • BWI–AUS, 09/30/2026: From $311
    30

    Wed

  • BWI–AUS, 10/01/2026: From $316
    01

    Thu

    OCT

  • BWI–AUS, 10/02/2026: From $174
    02

    Fri

  • BWI–AUS, 10/03/2026: From $174
    03

    Sat

  • BWI–AUS, 10/04/2026: From $214
    04

    Sun

  • BWI–AUS, 10/05/2026: From $174
    05

    Mon

  • BWI–AUS, 10/06/2026: From $174
    06

    Tue

  • BWI–AUS, 10/07/2026: From $174
    07

    Wed

  • BWI–AUS, 10/08/2026: From $265
    08

    Thu

  • BWI–AUS, 10/09/2026: From $250
    09

    Fri

  • BWI–AUS, 10/10/2026: From $174
    10

    Sat

  • BWI–AUS, 10/11/2026: From $265
    11

    Sun

    • Range$174-$649

    *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:
    Balt./Wash. International Airport
    Arriving at:
    Austin-Bergstrom International Airport
    Average flight time:
    3 hours 37 minutes
    Distance:
    1342 miles

    Route Information

    156† Weekly flights
    • 4‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 4‡ 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 Baltimore/Washington to Austin is 3 hours 37 minutes.
    There are 156 weekly flights from Baltimore/Washington to Austin on Southwest Airlines.
    Yes, Southwest flies nonstop from Baltimore/Washington to Austin 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Baltimore/Washington to Austin 3 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly Baltimore/Washington to Austin with Southwest, check out our Low Fare Calendar.
    You can rent a car at Austin-Bergstrom International Airport book yours with your flight.
    Yes! Flights from Baltimore/Washington to Austin—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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