American Airlines flights from Boise to San Diego

Recent searches for flights from Boise to San Diego

Sep 2026
From$257*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$217*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$217*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $257
cmp-daily-histogram-bars-legend-max-price-aria-label $782
Displaying fares for September-2026
  • BOI–SAN: cmp-view-offers-disclaimer. Find Offers
    04

    Fr

    SEP

  • BOI–SAN, 09/05/26 – 09/12/26: From $351
    05

    Sa

  • BOI–SAN, 09/06/26 – 09/13/26: From $351
    06

    Su

  • BOI–SAN, 09/07/26 – 09/14/26: From $438
    07

    Mo

  • BOI–SAN, 09/08/26 – 09/15/26: From $347
    08

    Tu

  • BOI–SAN, 09/09/26 – 09/16/26: From $438
    09

    We

  • BOI–SAN, 09/10/26 – 09/17/26: From $438
    10

    Th

  • BOI–SAN, 09/11/26 – 09/18/26: From $307
    11

    Fr

  • BOI–SAN, 09/12/26 – 09/19/26: From $307
    12

    Sa

  • BOI–SAN, 09/13/26 – 09/20/26: From $782
    13

    Su

  • BOI–SAN, 09/14/26 – 09/21/26: From $590
    14

    Mo

  • BOI–SAN, 09/15/26 – 09/22/26: From $287
    15

    Tu

  • BOI–SAN, 09/16/26 – 09/23/26: From $287
    16

    We

  • BOI–SAN, 09/17/26 – 09/24/26: From $287
    17

    Th

  • BOI–SAN, 09/18/26 – 09/25/26: From $557
    18

    Fr

  • BOI–SAN, 09/19/26 – 09/26/26: From $257
    19

    Sa

  • BOI–SAN, 09/20/26 – 09/27/26: From $483
    20

    Su

  • BOI–SAN, 09/21/26 – 09/28/26: From $529
    21

    Mo

  • BOI–SAN, 09/22/26 – 09/29/26: From $302
    22

    Tu

  • BOI–SAN, 09/23/26 – 09/30/26: From $423
    23

    We

  • BOI–SAN, 09/24/26 – 10/01/26: From $423
    24

    Th

  • BOI–SAN, 09/25/26 – 10/02/26: From $566
    25

    Fr

  • BOI–SAN, 09/26/26 – 10/03/26: From $342
    26

    Sa

  • BOI–SAN, 09/27/26 – 10/04/26: From $525
    27

    Su

  • BOI–SAN, 09/28/26 – 10/05/26: From $347
    28

    Mo

  • BOI–SAN, 09/29/26 – 10/06/26: From $282
    29

    Tu

  • BOI–SAN, 09/30/26 – 10/07/26: From $342
    30

    We

  • BOI–SAN, 10/01/26 – 10/08/26: From $467
    01

    Th

    OCT

  • BOI–SAN: cmp-view-offers-disclaimer. Find Offers
    02

    Fr

  • BOI–SAN: cmp-view-offers-disclaimer. Find Offers
    03

    Sa

    • range$257-$782

    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 Diego flights

    $
    keyboard_arrow_down

    Boise (BOI)to

    San Diego (SAN)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $217Fare subject to changes
    Updated: 6 hours ago

    Boise (BOI)to

    San Diego (SAN)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $217Fare 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 Diego

    Looking for lower fares on your trip from Boise to San Diego? 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

    Citi / AAdvantage credit card offer.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Boise to San Diego