Southwest® flights from Austin to Boston from $139

Promo Code

Low fares from Austin to Boston

$

Austin (AUS)to

Boston (BOS)
Depart: 11/04/2026

One-way

Basic

From
$139
Seen: 16 hrs ago

Austin (AUS)to

Boston (BOS)
Depart: 11/17/2026

One-way

Basic

From
$139
Seen: 1 hour ago

Austin (AUS)to

Boston (BOS)
Depart: 11/07/2026

One-way

Basic

From
$139
Seen: 5 hrs ago

Austin (AUS)to

Boston (BOS)
Depart: 10/20/2026

One-way

Basic

From
$139
Seen: 8 hrs ago

Austin (AUS)to

Boston (BOS)
Depart: 10/31/2026

One-way

Basic

From
$139
Seen: 17 hrs ago

Austin (AUS)to

Boston (BOS)
Depart: 10/28/2026

One-way

Basic

From
$149
Seen: 3 hrs ago

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Explore flights from Austin to Boston

Sep 2026
From$169*
Seen: 9 hrs ago
One Way/Basic
Oct 2026
From$139*
Seen: 8 hrs ago
One Way/Basic
Nov 2026
From$139*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $149
cmp-daily-histogram-bars-legend-max-price-aria-label $444
Displaying fares for September-2026
  • AUS–BOS, 09/11/2026: From $444
    11

    Fri

    SEP

  • AUS–BOS, 09/12/2026: From $384
    12

    Sat

  • AUS–BOS, 09/13/2026: From $429
    13

    Sun

  • AUS–BOS, 09/14/2026: From $394
    14

    Mon

  • AUS–BOS, 09/15/2026: From $394
    15

    Tue

  • AUS–BOS, 09/16/2026: From $294
    16

    Wed

  • AUS–BOS, 09/17/2026: From $294
    17

    Thu

  • AUS–BOS, 09/18/2026: From $294
    18

    Fri

  • AUS–BOS, 09/19/2026: From $294
    19

    Sat

  • AUS–BOS, 09/20/2026: From $294
    20

    Sun

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

    Mon

  • AUS–BOS, 09/22/2026: From $284
    22

    Tue

  • AUS–BOS, 09/23/2026: From $169
    23

    Wed

  • AUS–BOS, 09/24/2026: From $429
    24

    Thu

  • AUS–BOS, 09/25/2026: From $294
    25

    Fri

  • AUS–BOS, 09/26/2026: From $269
    26

    Sat

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

    Sun

  • AUS–BOS, 09/28/2026: From $184
    28

    Mon

  • AUS–BOS, 09/29/2026: From $169
    29

    Tue

  • AUS–BOS: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

  • AUS–BOS, 10/01/2026: From $310
    01

    Thu

    OCT

  • AUS–BOS, 10/02/2026: From $241
    02

    Fri

  • AUS–BOS, 10/03/2026: From $191
    03

    Sat

  • AUS–BOS, 10/04/2026: From $221
    04

    Sun

  • AUS–BOS, 10/05/2026: From $179
    05

    Mon

  • AUS–BOS, 10/06/2026: From $149
    06

    Tue

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

    Wed

  • AUS–BOS, 10/08/2026: From $429
    08

    Thu

  • AUS–BOS, 10/09/2026: From $294
    09

    Fri

  • AUS–BOS, 10/10/2026: From $258
    10

    Sat

    • Range$149-$444

    *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:
    Austin-Bergstrom International Airport
    Arriving at:
    Logan International Airport
    Average flight time:
    3 hours 53 minutes
    Distance:
    1698 miles

    Route Information

    150† 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 Austin to Boston is 3 hours 53 minutes.
    There are 150 weekly flights from Austin to Boston on Southwest Airlines.
    Yes, Southwest flies nonstop from Austin to Boston once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Austin to Boston once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Austin to Boston with Southwest, check out our Low Fare Calendar.
    You can rent a car at Logan International Airport book yours with your flight.
    Yes! Flights from Austin to Boston—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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