Alaska Airlines Flights from San Jose to Boise

Lowest fares from San Jose to Boise

Aug 2026
From$159*
Seen: 6 hours ago
Flight Type One Way|Saver
Sep 2026
From$119*
Seen: 6 hours ago
Flight Type One Way|Saver
Oct 2026
From$119*
Seen: 6 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $119
cmp-daily-histogram-bars-legend-max-price-aria-label $389
Displaying fares for August-2026
  • SJC–BOI, Aug 8, 2026: From $389
    08

    Sa

    AUG

  • SJC–BOI, Aug 9, 2026: From $389
    09

    Su

  • SJC–BOI, Aug 10, 2026: From $389
    10

    Mo

  • SJC–BOI, Aug 11, 2026: From $389
    11

    Tu

  • SJC–BOI, Aug 12, 2026: From $389
    12

    We

  • SJC–BOI, Aug 13, 2026: From $389
    13

    Th

  • SJC–BOI, Aug 14, 2026: From $299
    14

    Fr

  • SJC–BOI, Aug 15, 2026: From $299
    15

    Sa

  • SJC–BOI, Aug 16, 2026: From $299
    16

    Su

  • SJC–BOI, Aug 17, 2026: From $299
    17

    Mo

  • SJC–BOI, Aug 18, 2026: From $299
    18

    Tu

  • SJC–BOI, Aug 19, 2026: From $299
    19

    We

  • SJC–BOI, Aug 20, 2026: From $299
    20

    Th

  • SJC–BOI, Aug 21, 2026: From $219
    21

    Fr

  • SJC–BOI, Aug 22, 2026: From $219
    22

    Sa

  • SJC–BOI, Aug 23, 2026: From $219
    23

    Su

  • SJC–BOI, Aug 24, 2026: From $219
    24

    Mo

  • SJC–BOI, Aug 25, 2026: From $219
    25

    Tu

  • SJC–BOI, Aug 26, 2026: From $219
    26

    We

  • SJC–BOI, Aug 27, 2026: From $219
    27

    Th

  • SJC–BOI, Aug 28, 2026: From $174
    28

    Fr

  • SJC–BOI, Aug 29, 2026: From $159
    29

    Sa

  • SJC–BOI, Aug 30, 2026: From $181
    30

    Su

  • SJC–BOI, Aug 31, 2026: From $162
    31

    Mo

  • SJC–BOI, Sep 1, 2026: From $152
    01

    Tu

    SEP

  • SJC–BOI, Sep 2, 2026: From $152
    02

    We

  • SJC–BOI, Sep 3, 2026: From $172
    03

    Th

  • SJC–BOI, Sep 4, 2026: From $274
    04

    Fr

  • SJC–BOI, Sep 5, 2026: From $149
    05

    Sa

  • SJC–BOI, Sep 6, 2026: From $119
    06

    Su

  • SJC–BOI, Sep 7, 2026: From $172
    07

    Mo

    • Range$119-$389

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights San Jose to Boise.*

    $
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    One-way low-fare flights San Jose to Boise.*
    From
    To
    Fare Type
    Dates
    Price
    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 7, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 9, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 10, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 13, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 17, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 18, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Dec 2, 2026

    From

    $119

    Seen: 6 hours ago

    San Jose (SJC)Boise (BOI)One-way
    |
    Saver    		Depart: Dec 4, 2026

    From

    $119

    Seen: 6 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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