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: 09/22/2026

One-way

Basic

From
$188
Seen: 12 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 11/10/2026

One-way

Basic

From
$188
Seen: 19 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/30/2026

One-way

Basic

From
$188
Seen: 10 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 09/28/2026

One-way

Basic

From
$219
Seen: 5 hrs ago

Seattle/Tacoma (SEA)to

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

One-way

Basic

From
$224
Seen: 8 hrs ago

Seattle/Tacoma (SEA)to

Hartford/Springfield (BDL)
Depart: 10/23/2026

One-way

Basic

From
$229
Seen: 11 hrs ago

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Explore flights from Seattle/Tacoma to Hartford/Springfield

Aug 2026
From$275*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$188*
Seen: 12 hrs ago
One Way/Basic
Oct 2026
From$229*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $188
Displaying fares for August-2026
  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

    AUG

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    26

    Wed

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    27

    Thu

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    28

    Fri

  • SEA–BDL, 08/29/2026: From $275
    29

    Sat

  • SEA–BDL, 08/30/2026: From $340
    30

    Sun

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    31

    Mon

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    01

    Tue

    SEP

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    02

    Wed

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    03

    Thu

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    04

    Fri

  • SEA–BDL, 09/05/2026: From $275
    05

    Sat

  • SEA–BDL, 09/06/2026: From $340
    06

    Sun

  • SEA–BDL, 09/07/2026: From $365
    07

    Mon

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

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    09

    Wed

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    10

    Thu

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    13

    Sun

  • SEA–BDL, 09/14/2026: From $224
    14

    Mon

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    18

    Fri

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • SEA–BDL, 09/22/2026: From $188
    22

    Tue

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

  • SEA–BDL: cmp-view-offers-disclaimer. Find Offers
    24

    Thu

    • Range$188-$365

    *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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