Southwest® flights from Boston to Kansas City from $116

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Low fares from Boston to Kansas City

$

Boston (BOS)to

Kansas City (MCI)
Depart: 09/10/2026

One-way

Basic

From
$116
Seen: 3 hrs ago

Boston (BOS)to

Kansas City (MCI)
Depart: 10/03/2026

One-way

Basic

From
$129
Seen: 5 hrs ago

Boston (BOS)to

Kansas City (MCI)
Depart: 10/01/2026

One-way

Basic

From
$129
Seen: 18 hrs ago

Boston (BOS)to

Kansas City (MCI)
Depart: 11/21/2026

One-way

Basic

From
$129
Seen: 15 hrs ago

Boston (BOS)to

Kansas City (MCI)
Depart: 10/22/2026

One-way

Basic

From
$139
Seen: 18 hrs ago

Boston (BOS)to

Kansas City (MCI)
Depart: 10/21/2026

One-way

Basic

From
$139
Seen: 18 hrs ago

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Explore flights from Boston to Kansas City

Aug 2026
From$410*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$116*
Seen: 3 hrs ago
One Way/Basic
Oct 2026
From$129*
Seen: 18 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $116
cmp-daily-histogram-bars-legend-max-price-aria-label $460
Displaying fares for August-2026
  • BOS–MCI: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

    AUG

  • BOS–MCI, 08/22/2026: From $460
    22

    Sat

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

    Sun

  • BOS–MCI, 08/24/2026: From $460
    24

    Mon

  • BOS–MCI, 08/25/2026: From $460
    25

    Tue

  • BOS–MCI, 08/26/2026: From $460
    26

    Wed

  • BOS–MCI, 08/27/2026: From $410
    27

    Thu

  • BOS–MCI, 08/28/2026: From $410
    28

    Fri

  • BOS–MCI, 08/29/2026: From $410
    29

    Sat

  • BOS–MCI, 08/30/2026: From $410
    30

    Sun

  • BOS–MCI, 08/31/2026: From $410
    31

    Mon

  • BOS–MCI, 09/01/2026: From $410
    01

    Tue

    SEP

  • BOS–MCI, 09/02/2026: From $410
    02

    Wed

  • BOS–MCI, 09/03/2026: From $296
    03

    Thu

  • BOS–MCI, 09/04/2026: From $296
    04

    Fri

  • BOS–MCI, 09/05/2026: From $296
    05

    Sat

  • BOS–MCI: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

  • BOS–MCI, 09/07/2026: From $444
    07

    Mon

  • BOS–MCI, 09/08/2026: From $296
    08

    Tue

  • BOS–MCI, 09/09/2026: From $242
    09

    Wed

  • BOS–MCI, 09/10/2026: From $116
    10

    Thu

  • BOS–MCI, 09/11/2026: From $163
    11

    Fri

  • BOS–MCI, 09/12/2026: From $139
    12

    Sat

  • BOS–MCI, 09/13/2026: From $357
    13

    Sun

  • BOS–MCI, 09/14/2026: From $254
    14

    Mon

  • BOS–MCI: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

  • BOS–MCI, 09/16/2026: From $139
    16

    Wed

  • BOS–MCI, 09/17/2026: From $163
    17

    Thu

  • BOS–MCI, 09/18/2026: From $168
    18

    Fri

  • BOS–MCI, 09/19/2026: From $199
    19

    Sat

  • BOS–MCI, 09/20/2026: From $286
    20

    Sun

    • Range$116-$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:
    Logan International Airport
    Arriving at:
    Kansas City International Airport
    Distance:
    1256 miles

    Route Information

    150† 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 150 weekly flights from Boston to Kansas City on Southwest Airlines.
    To find the lowest fares by day and time to fly Boston to Kansas City with Southwest, check out our Low Fare Calendar.
    You can rent a car at Kansas City International Airport book yours with your flight.
    Yes! Flights from Boston to Kansas City—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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