Southwest® flights from Boston to Austin from $79

Promo Code

Low fares from Boston to Austin

$

Boston (BOS)to

Austin (AUS)
Depart: 12/02/2026

One-way

Basic

From
$79
Seen: 8 hrs ago

Boston (BOS)to

Austin (AUS)
Depart: 11/11/2026

One-way

Basic

From
$79
Seen: 14 hrs ago

Boston (BOS)to

Austin (AUS)
Depart: 12/08/2026

One-way

Basic

From
$79
Seen: 4 hrs ago

Boston (BOS)to

Austin (AUS)
Depart: 12/01/2026

One-way

Basic

From
$79
Seen: 2 hrs ago

Boston (BOS)to

Austin (AUS)
Depart: 11/17/2026

One-way

Basic

From
$79
Seen: 1 hour ago

Boston (BOS)to

Austin (AUS)
Depart: 11/18/2026

One-way

Basic

From
$79
Seen: 12 hrs ago

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Explore flights from Boston to Austin

Oct 2026
From$89*
Seen: 15 hrs ago
One Way/Basic
Nov 2026
From$79*
Seen: 14 hrs ago
One Way/Basic
Dec 2026
From$79*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $89
cmp-daily-histogram-bars-legend-max-price-aria-label $454
Displaying fares for October-2026
  • BOS–AUS, 10/01/2026: From $454
    01

    Thu

    OCT

  • BOS–AUS, 10/02/2026: From $454
    02

    Fri

  • BOS–AUS, 10/03/2026: From $394
    03

    Sat

  • BOS–AUS, 10/04/2026: From $404
    04

    Sun

  • BOS–AUS, 10/05/2026: From $404
    05

    Mon

  • BOS–AUS, 10/06/2026: From $394
    06

    Tue

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    07

    Wed

  • BOS–AUS, 10/08/2026: From $304
    08

    Thu

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    09

    Fri

  • BOS–AUS, 10/10/2026: From $294
    10

    Sat

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    12

    Mon

  • BOS–AUS, 10/13/2026: From $304
    13

    Tue

  • BOS–AUS, 10/14/2026: From $179
    14

    Wed

  • BOS–AUS, 10/15/2026: From $189
    15

    Thu

  • BOS–AUS, 10/16/2026: From $251
    16

    Fri

  • BOS–AUS, 10/17/2026: From $179
    17

    Sat

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    18

    Sun

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    19

    Mon

  • BOS–AUS, 10/20/2026: From $144
    20

    Tue

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

  • BOS–AUS, 10/22/2026: From $239
    22

    Thu

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    23

    Fri

  • BOS–AUS, 10/24/2026: From $149
    24

    Sat

  • BOS–AUS, 10/25/2026: From $309
    25

    Sun

  • BOS–AUS: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • BOS–AUS, 10/27/2026: From $89
    27

    Tue

  • BOS–AUS, 10/28/2026: From $89
    28

    Wed

  • BOS–AUS, 10/29/2026: From $111
    29

    Thu

  • BOS–AUS, 10/30/2026: From $191
    30

    Fri

  • BOS–AUS, 10/31/2026: From $101
    31

    Sat

    • Range$89-$454

    *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:
    Logan International Airport
    Arriving at:
    Austin-Bergstrom International Airport
    Average flight time:
    4 hours 28 minutes
    Distance:
    1698 miles

    Route Information

    151† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight 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 Boston to Austin is 4 hours 28 minutes.
    There are 151 weekly flights from Boston to Austin on Southwest Airlines.
    Yes, Southwest flies nonstop from Boston to Austin once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Boston to Austin once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Boston 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 Boston 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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