Southwest® flights from Denver to Boston from $101

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Low fares from Denver to Boston

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Denver (DEN)to

Boston (BOS)
Depart: 11/09/2026

One-way

Basic

From
$101
Seen: 20 hrs ago

Denver (DEN)to

Boston (BOS)
Depart: 01/06/2027

One-way

Basic

From
$101
Seen: 20 hrs ago

Denver (DEN)to

Boston (BOS)
Depart: 12/19/2026

One-way

Basic

From
$101
Seen: 22 hrs ago

Denver (DEN)to

Boston (BOS)
Depart: 12/09/2026

One-way

Basic

From
$101
Seen: 18 hrs ago

Denver (DEN)to

Boston (BOS)
Depart: 12/08/2026

One-way

Basic

From
$101
Seen: 15 hrs ago

Denver (DEN)to

Boston (BOS)
Depart: 11/26/2026

One-way

Basic

From
$101
Seen: 9 hrs ago

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Explore flights from Denver to Boston

Oct 2026
From$284*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
From$101*
Seen: 6 hrs ago
One Way/Basic
Dec 2026
From$101*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $101
cmp-daily-histogram-bars-legend-max-price-aria-label $398
Displaying fares for October-2026
  • DEN–BOS, 10/21/2026: From $348
    21

    Wed

    OCT

  • DEN–BOS, 10/22/2026: From $398
    22

    Thu

  • DEN–BOS, 10/23/2026: From $348
    23

    Fri

  • DEN–BOS, 10/24/2026: From $348
    24

    Sat

  • DEN–BOS, 10/25/2026: From $348
    25

    Sun

  • DEN–BOS, 10/26/2026: From $348
    26

    Mon

  • DEN–BOS, 10/27/2026: From $284
    27

    Tue

  • DEN–BOS, 10/28/2026: From $284
    28

    Wed

  • DEN–BOS: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

  • DEN–BOS, 10/30/2026: From $284
    30

    Fri

  • DEN–BOS, 10/31/2026: From $284
    31

    Sat

  • DEN–BOS: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

    NOV

  • DEN–BOS: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • DEN–BOS, 11/03/2026: From $174
    03

    Tue

  • DEN–BOS, 11/04/2026: From $174
    04

    Wed

  • DEN–BOS, 11/05/2026: From $176
    05

    Thu

  • DEN–BOS, 11/06/2026: From $176
    06

    Fri

  • DEN–BOS, 11/07/2026: From $186
    07

    Sat

  • DEN–BOS: cmp-view-offers-disclaimer. Find Offers
    08

    Sun

  • DEN–BOS, 11/09/2026: From $101
    09

    Mon

  • DEN–BOS, 11/10/2026: From $101
    10

    Tue

  • DEN–BOS, 11/11/2026: From $281
    11

    Wed

  • DEN–BOS, 11/12/2026: From $101
    12

    Thu

  • DEN–BOS, 11/13/2026: From $101
    13

    Fri

  • DEN–BOS, 11/14/2026: From $159
    14

    Sat

  • DEN–BOS, 11/15/2026: From $101
    15

    Sun

  • DEN–BOS, 11/16/2026: From $111
    16

    Mon

  • DEN–BOS, 11/17/2026: From $101
    17

    Tue

  • DEN–BOS, 11/18/2026: From $111
    18

    Wed

  • DEN–BOS, 11/19/2026: From $178
    19

    Thu

  • DEN–BOS, 11/20/2026: From $228
    20

    Fri

    • Range$101-$398

    *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:
    Denver International Airport
    Arriving at:
    Logan International Airport
    Average flight time:
    3 hours 51 minutes
    Distance:
    1754 miles

    Questions we hear the most

    The average flight time from Denver to Boston is 3 hours 51 minutes.
    There are 155 weekly flights from Denver to Boston on Southwest Airlines.
    Yes, Southwest flies nonstop from Denver to Boston 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Denver to Boston 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly Denver 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 Denver 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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