Flights from Chicago (ORD) to Boise (BOI) on Alaska Airlines

Lowest fares from Chicago to Boise

Sep 2026
From$200*
Seen: 1 hour ago
Flight Type One Way|Saver
Oct 2026
From$170*
Seen: 1 hour ago
Flight Type One Way|Saver
Nov 2026
From$170*
Seen: 1 hour ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $170
cmp-daily-histogram-bars-legend-max-price-aria-label $499
Displaying fares for September-2026
  • ORD–BOI, Sep 13, 2026: From $488
    13

    Su

    SEP

  • ORD–BOI, Sep 14, 2026: From $249
    14

    Mo

  • ORD–BOI, Sep 15, 2026: From $220
    15

    Tu

  • ORD–BOI, Sep 16, 2026: From $220
    16

    We

  • ORD–BOI, Sep 17, 2026: From $249
    17

    Th

  • ORD–BOI, Sep 18, 2026: From $289
    18

    Fr

  • ORD–BOI, Sep 19, 2026: From $207
    19

    Sa

  • ORD–BOI, Sep 20, 2026: From $499
    20

    Su

  • ORD–BOI, Sep 21, 2026: From $289
    21

    Mo

  • ORD–BOI, Sep 22, 2026: From $207
    22

    Tu

  • ORD–BOI, Sep 23, 2026: From $207
    23

    We

  • ORD–BOI, Sep 24, 2026: From $249
    24

    Th

  • ORD–BOI, Sep 25, 2026: From $289
    25

    Fr

  • ORD–BOI, Sep 26, 2026: From $200
    26

    Sa

  • ORD–BOI, Sep 27, 2026: From $499
    27

    Su

  • ORD–BOI, Sep 28, 2026: From $349
    28

    Mo

  • ORD–BOI, Sep 29, 2026: From $200
    29

    Tu

  • ORD–BOI, Sep 30, 2026: From $200
    30

    We

  • ORD–BOI, Oct 1, 2026: From $415
    01

    Th

    OCT

  • ORD–BOI, Oct 2, 2026: From $200
    02

    Fr

  • ORD–BOI, Oct 3, 2026: From $170
    03

    Sa

  • ORD–BOI, Oct 4, 2026: From $289
    04

    Su

  • ORD–BOI, Oct 5, 2026: From $245
    05

    Mo

  • ORD–BOI, Oct 6, 2026: From $170
    06

    Tu

  • ORD–BOI, Oct 7, 2026: From $190
    07

    We

  • ORD–BOI, Oct 8, 2026: From $190
    08

    Th

  • ORD–BOI, Oct 9, 2026: From $215
    09

    Fr

  • ORD–BOI, Oct 10, 2026: From $190
    10

    Sa

  • ORD–BOI, Oct 11, 2026: From $289
    11

    Su

  • ORD–BOI, Oct 12, 2026: From $415
    12

    Mo

    • Range$170-$499

    *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 Chicago to Boise.*

    $
    keyboard_arrow_down
    One-way low-fare flights Chicago to Boise.*
    From
    To
    Fare Type
    Dates
    Price
    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Oct 6, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Oct 21, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Oct 28, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Oct 29, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Nov 6, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Dec 2, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Dec 3, 2026

    From

    $170

    Seen: 1 hour ago

    Chicago (ORD)Boise (BOI)One-way
    |
    Saver    		Depart: Dec 10, 2026

    From

    $170

    Seen: 1 hour 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.

    Frequently Asked Questions on flights from Chicago (ORD) to Boise (BOI)

    When is the best time to book a flight from Chicago to Boise?

    Want to find the lowest fares by day and time flying from Chicago to Boise on Alaska Airlines or Hawaiian Airlines? Check out our flight search widget.Frequently Asked Questions on flights from Chicago (ORD) to Boise (BOI)

    Can I earn points on my flight to Boise?

    Yes, with Atmosâ„¢ Rewards you can earn points on flights to 1000+ destinations worldwide through the growing network of Alaska and Hawaiian Airlines. Not an Atmosâ„¢ Rewards member yet? Learn more and join today.

    Can I rent a car when I arrive at Boise Airport?

    Yes, you can rent a car at Boise Airport. Check availability and book now

    Where can I find the status of my flight to Boise

    You can check the status of your upcoming Alaska Airlines on our flight schedule page.

    Where can I find answers to questions about flying with Alaska Airlines?

    Visit the Alaska Airlines Help Center to quickly browse our help pages by category to find the information you need.

    Can I change or cancel my Alaska Airlines flight to Boise?

    Yes, you can review, modify, or cancel a reservation from our Manage Your Reservation tool. You can learn more about our policy for changing or cancelling a reservation here. 

    Looking for more? See other routes