Southwest® flights from Kansas City to Boston from $179

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Low fares from Kansas City to Boston

$

Kansas City (MCI)to

Boston (BOS)
Depart: 10/13/2026

One-way

Basic

From
$179
Seen: 3 hrs ago

Kansas City (MCI)to

Boston (BOS)
Depart: 10/05/2026

One-way

Basic

From
$179
Seen: 10 hrs ago

Kansas City (MCI)to

Boston (BOS)
Depart: 10/06/2026

One-way

Basic

From
$179
Seen: 19 hrs ago

Kansas City (MCI)to

Boston (BOS)
Depart: 10/29/2026

One-way

Basic

From
$179
Seen: 2 hrs ago

Kansas City (MCI)to

Boston (BOS)
Depart: 10/17/2026

One-way

Basic

From
$179
Seen: 2 hrs ago

Kansas City (MCI)to

Boston (BOS)
Depart: 09/06/2026

One-way

Basic

From
$183
Seen: 2 hrs ago

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Explore flights from Kansas City to Boston

Aug 2026
From$189*
Seen: 2 hrs ago
One Way/Basic
Sep 2026
From$183*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$179*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $189
cmp-daily-histogram-bars-legend-max-price-aria-label $460
Displaying fares for August-2026
  • MCI–BOS, 08/01/2026: From $460
    01

    Sat

    AUG

  • MCI–BOS, 08/02/2026: From $450
    02

    Sun

  • MCI–BOS: cmp-view-offers-disclaimer. Find Offers
    03

    Mon

  • MCI–BOS, 08/04/2026: From $460
    04

    Tue

  • MCI–BOS, 08/05/2026: From $460
    05

    Wed

  • MCI–BOS, 08/06/2026: From $460
    06

    Thu

  • MCI–BOS, 08/07/2026: From $410
    07

    Fri

  • MCI–BOS, 08/08/2026: From $405
    08

    Sat

  • MCI–BOS, 08/09/2026: From $405
    09

    Sun

  • MCI–BOS, 08/10/2026: From $410
    10

    Mon

  • MCI–BOS, 08/11/2026: From $410
    11

    Tue

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

    Wed

  • MCI–BOS, 08/13/2026: From $410
    13

    Thu

  • MCI–BOS, 08/14/2026: From $381
    14

    Fri

  • MCI–BOS, 08/15/2026: From $291
    15

    Sat

  • MCI–BOS, 08/16/2026: From $291
    16

    Sun

  • MCI–BOS, 08/17/2026: From $296
    17

    Mon

  • MCI–BOS, 08/18/2026: From $296
    18

    Tue

  • MCI–BOS, 08/19/2026: From $296
    19

    Wed

  • MCI–BOS, 08/20/2026: From $296
    20

    Thu

  • MCI–BOS, 08/21/2026: From $249
    21

    Fri

  • MCI–BOS, 08/22/2026: From $189
    22

    Sat

  • MCI–BOS, 08/23/2026: From $249
    23

    Sun

  • MCI–BOS, 08/24/2026: From $189
    24

    Mon

  • MCI–BOS, 08/25/2026: From $189
    25

    Tue

  • MCI–BOS, 08/26/2026: From $189
    26

    Wed

  • MCI–BOS, 08/27/2026: From $189
    27

    Thu

  • MCI–BOS, 08/28/2026: From $189
    28

    Fri

  • MCI–BOS, 08/29/2026: From $189
    29

    Sat

  • MCI–BOS, 08/30/2026: From $244
    30

    Sun

  • MCI–BOS, 08/31/2026: From $189
    31

    Mon

    • Range$189-$460

    *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:
    Kansas City International Airport
    Arriving at:
    Logan International Airport
    Distance:
    1256 miles

    Route Information

    151† 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 151 weekly flights from Kansas City to Boston on Southwest Airlines.
    To find the lowest fares by day and time to fly Kansas City 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 Kansas City 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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