Southwest® flights from Boise to Santa Rosa from $76

Promo Code

Low fares from Boise to Santa Rosa

$

Boise (BOI)to

Santa Rosa (STS)
Depart: 11/18/2026

One-way

Basic

From
$76

Low fares from Boise to Santa Rosa

$

Boise (BOI)to

Santa Rosa (STS)
Depart: 11/18/2026

One-way

Basic

From
$76
Seen: 17 hrs ago

Boise (BOI)to

Santa Rosa (STS)
Depart: 09/15/2026

One-way

Basic

From
$76
Seen: 10 hrs ago

Boise (BOI)to

Santa Rosa (STS)
Depart: 09/22/2026

One-way

Basic

From
$76
Seen: 16 hrs ago

Boise (BOI)to

Santa Rosa (STS)
Depart: 11/02/2026

One-way

Basic

From
$76
Seen: 2 hrs ago

Boise (BOI)to

Santa Rosa (STS)
Depart: 11/09/2026

One-way

Basic

From
$79
Seen: 23 hrs ago

Boise (BOI)to

Santa Rosa (STS)
Depart: 09/30/2026

One-way

Basic

From
$81
Seen: 7 hrs ago

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Explore flights from Boise to Santa Rosa

Aug 2026
From$369*
Seen: 19 hrs ago
One Way/Basic
Sep 2026
From$76*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$81*
Seen: 12 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $76
Displaying fares for August-2026
  • BOI–STS, 08/23/2026: From $369
    23

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    24

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    26

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    27

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    28

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    29

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    30

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    31

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    01

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    02

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    03

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    04

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  • BOI–STS, 09/05/2026: From $214
    05

    Sat

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    06

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    09

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    10

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  • BOI–STS, 09/11/2026: From $214
    11

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    12

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    13

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    14

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  • BOI–STS, 09/15/2026: From $76
    15

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    16

    Wed

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    17

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  • BOI–STS, 09/18/2026: From $86
    18

    Fri

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    19

    Sat

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    20

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    21

    Mon

  • BOI–STS, 09/22/2026: From $76
    22

    Tue

    • Range$76-$369

    *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:
    Charles M. Schulz–Sonoma County Airport
    Distance:
    490 miles

    Route Information

    36† 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 36 weekly flights from Boise to Santa Rosa on Southwest Airlines.
    To find the lowest fares by day and time to fly Boise to Santa Rosa with Southwest, check out our Low Fare Calendar.
    You can rent a car at Charles M. Schulz–Sonoma County Airport book yours with your flight.
    Yes! Flights from Boise to Santa Rosa—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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