American Airlines flights from Boise to San Jose, CR

Recent searches for flights from Boise to San Jose, CR

Sep 2026
From$525*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$525*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$525*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $525
cmp-daily-histogram-bars-legend-max-price-aria-label $1.4K
Displaying fares for September-2026
  • BOI–SJO: cmp-view-offers-disclaimer. Find Offers
    04

    Fr

    SEP

  • BOI–SJO, 09/05/26 – 09/12/26: From $1,431
    05

    Sa

  • BOI–SJO, 09/06/26 – 09/13/26: From $1,115
    06

    Su

  • BOI–SJO, 09/07/26 – 09/14/26: From $1,067
    07

    Mo

  • BOI–SJO, 09/08/26 – 09/15/26: From $1,025
    08

    Tu

  • BOI–SJO, 09/09/26 – 09/16/26: From $846
    09

    We

  • BOI–SJO, 09/10/26 – 09/17/26: From $678
    10

    Th

  • BOI–SJO, 09/11/26 – 09/18/26: From $594
    11

    Fr

  • BOI–SJO, 09/12/26 – 09/19/26: From $950
    12

    Sa

  • BOI–SJO, 09/13/26 – 09/20/26: From $741
    13

    Su

  • BOI–SJO, 09/14/26 – 09/21/26: From $736
    14

    Mo

  • BOI–SJO, 09/15/26 – 09/22/26: From $731
    15

    Tu

  • BOI–SJO, 09/16/26 – 09/23/26: From $683
    16

    We

  • BOI–SJO, 09/17/26 – 09/24/26: From $683
    17

    Th

  • BOI–SJO, 09/18/26 – 09/25/26: From $678
    18

    Fr

  • BOI–SJO, 09/19/26 – 09/26/26: From $853
    19

    Sa

  • BOI–SJO, 09/20/26 – 09/27/26: From $851
    20

    Su

  • BOI–SJO, 09/21/26 – 09/28/26: From $853
    21

    Mo

  • BOI–SJO, 09/22/26 – 09/29/26: From $731
    22

    Tu

  • BOI–SJO, 09/23/26 – 09/30/26: From $837
    23

    We

  • BOI–SJO, 09/24/26 – 10/01/26: From $633
    24

    Th

  • BOI–SJO, 09/25/26 – 10/02/26: From $525
    25

    Fr

  • BOI–SJO, 09/26/26 – 10/03/26: From $620
    26

    Sa

  • BOI–SJO, 09/27/26 – 10/04/26: From $644
    27

    Su

  • BOI–SJO, 09/28/26 – 10/05/26: From $570
    28

    Mo

  • BOI–SJO, 09/29/26 – 10/06/26: From $628
    29

    Tu

  • BOI–SJO, 09/30/26 – 10/07/26: From $734
    30

    We

  • BOI–SJO, 10/01/26 – 10/08/26: From $678
    01

    Th

    OCT

  • BOI–SJO, 10/02/26 – 10/09/26: From $575
    02

    Fr

  • BOI–SJO, 10/03/26 – 10/10/26: From $837
    03

    Sa

    • range$525-$1,431

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Boise to San Jose, CR flights

    $
    keyboard_arrow_down

    Boise (BOI)to

    San Jose, CR (SJO)
    09/25/26 - 10/02/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    11/14/26 - 11/21/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Jose, CR (SJO)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $525Fare subject to changes
    Updated: 6 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Boise to San Jose, CR

    Looking for lower fares on your trip from Boise to San Jose, CR? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

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    American Airlines flights from Boise to San Jose, CR