Southwest® flights from Boise to Boston from $169

Promo Code

Low fares from Boise to Boston

$

Boise (BOI)to

Boston (BOS)
Depart: 08/25/2026

One-way

Basic

From
$169
Seen: 14 hrs ago

Boise (BOI)to

Boston (BOS)
Depart: 09/05/2026

One-way

Basic

From
$174
Seen: 21 hrs ago

Boise (BOI)to

Boston (BOS)
Depart: 08/07/2026

One-way

Basic

From
$178
Seen: 20 hrs ago

Boise (BOI)to

Boston (BOS)
Depart: 08/21/2026

One-way

Basic

From
$186
Seen: 18 hrs ago

Boise (BOI)to

Boston (BOS)
Depart: 08/12/2026

One-way

Basic

From
$186
Seen: 14 hrs ago

Boise (BOI)to

Boston (BOS)
Depart: 07/04/2026

One-way

Choice

From
$186
Seen: 23 hrs ago

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Find low fares

Explore flights from Boise to Boston

Jun 2026
From$269*
Seen: 13 hrs ago
One Way/Basic
Jul 2026
From$186*
Seen: 23 hrs ago
One Way/Basic
Aug 2026
From$169*
Seen: 14 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $269
cmp-daily-histogram-bars-legend-max-price-aria-label $564
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    • Range$269-$564

    *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:
    Boise Airport
    Arriving at:
    Logan International Airport
    Distance:
    2265 miles

    Route Information

    50† 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 50 weekly flights from Boise to Boston on Southwest Airlines.
    To find the lowest fares by day and time to fly Boise 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 Boise 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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