Southwest® flights from Seattle/Tacoma to Hartford/Springfield from $188

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Low fares from Seattle/Tacoma to Hartford/Springfield

$

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 11/11/2026

One-way

Basic

From
$188
Seen: 9 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/15/2026

One-way

Basic

From
$188
Seen: 2 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/26/2026

One-way

Basic

From
$193
Seen: 21 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/14/2026

One-way

Basic

From
$229
Seen: 15 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/17/2026

One-way

Basic

From
$229
Seen: 2 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/03/2026

One-way

Basic

From
$229
Seen: 1 hour ago

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Explore flights from Seattle/Tacoma to Hartford/Springfield

Aug 2026
From$275*
Seen: 4 hrs ago
One Way/Basic
Sep 2026
From$188*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$229*
Seen: 15 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $229
Displaying fares for August-2026
  • SEA–BDL, 08/05/2026: From $340
    05

    Wed

    AUG

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    06

    Thu

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    07

    Fri

  • SEA–BDL, 08/08/2026: From $323
    08

    Sat

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    09

    Sun

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    10

    Mon

  • SEA–BDL, 08/11/2026: From $275
    11

    Tue

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    12

    Wed

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    13

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    14

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    15

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    16

    Sun

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    17

    Mon

  • SEA–BDL, 08/18/2026: From $310
    18

    Tue

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    19

    Wed

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    20

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    21

    Fri

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    22

    Sat

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    23

    Sun

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    24

    Mon

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    25

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    26

    Wed

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    27

    Thu

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    28

    Fri

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    29

    Sat

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    30

    Sun

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    31

    Mon

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    01

    Tue

    SEP

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    02

    Wed

  • SEA–BDL, 09/03/2026: From $229
    03

    Thu

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    04

    Fri

    • Range$229-$340

    *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:
    Seattle/Tacoma International Airport
    Arriving at:
    Bradley International Airport
    Distance:
    2431 miles

    Route Information

    53† 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 53 weekly flights from Seattle/Tacoma to Hartford/Springfield on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to Hartford/Springfield with Southwest, check out our Low Fare Calendar.
    You can rent a car at Bradley International Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to Hartford/Springfield—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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