Flights from Houston, TX to Chicago, IL

Promo Code

Best Deals on Flights From Houston, TX (IAH) to Chicago, IL (ORD)

Sep 2026
from$137*
Last seen: 2 hours ago
One-way/Economy
Oct 2026
from$59*
Last seen: 13 hours ago
One-way/Economy
Nov 2026
from$59*
Last seen: 12 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $59
cmp-daily-histogram-bars-legend-max-price-aria-label $214
Displaying fares for September-2026
  • IAH–ORD: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

    SEP

  • IAH–ORD: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • IAH–ORD, Sep 18, 2026: from $171
    18

    Fri

  • IAH–ORD, Sep 19, 2026: from $168
    19

    Sat

  • IAH–ORD, Sep 20, 2026: from $214
    20

    Sun

  • IAH–ORD, Sep 21, 2026: from $171
    21

    Mon

  • IAH–ORD, Sep 22, 2026: from $157
    22

    Tue

  • IAH–ORD, Sep 23, 2026: from $157
    23

    Wed

  • IAH–ORD, Sep 24, 2026: from $167
    24

    Thu

  • IAH–ORD, Sep 25, 2026: from $167
    25

    Fri

  • IAH–ORD, Sep 26, 2026: from $157
    26

    Sat

  • IAH–ORD, Sep 27, 2026: from $167
    27

    Sun

  • IAH–ORD, Sep 28, 2026: from $167
    28

    Mon

  • IAH–ORD, Sep 29, 2026: from $137
    29

    Tue

  • IAH–ORD, Sep 30, 2026: from $137
    30

    Wed

  • IAH–ORD, Oct 1, 2026: from $147
    01

    Thu

    OCT

  • IAH–ORD, Oct 2, 2026: from $147
    02

    Fri

  • IAH–ORD, Oct 3, 2026: from $137
    03

    Sat

  • IAH–ORD, Oct 4, 2026: from $147
    04

    Sun

  • IAH–ORD, Oct 5, 2026: from $74
    05

    Mon

  • IAH–ORD, Oct 6, 2026: from $59
    06

    Tue

  • IAH–ORD, Oct 7, 2026: from $69
    07

    Wed

  • IAH–ORD, Oct 8, 2026: from $142
    08

    Thu

  • IAH–ORD, Oct 9, 2026: from $179
    09

    Fri

  • IAH–ORD, Oct 10, 2026: from $139
    10

    Sat

  • IAH–ORD, Oct 11, 2026: from $159
    11

    Sun

  • IAH–ORD, Oct 12, 2026: from $107
    12

    Mon

  • IAH–ORD, Oct 13, 2026: from $84
    13

    Tue

  • IAH–ORD, Oct 14, 2026: from $69
    14

    Wed

  • IAH–ORD, Oct 15, 2026: from $84
    15

    Thu

    • Range$59-$214

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from Houston, TX to Chicago, IL on Frontier

    $
    Flights Deals from Houston, TX to Chicago, IL on Frontier
    From
    To
    Houston, TX (IAH)Chicago, IL (ORD)One-way
    /
    Discount Den Basic Fare    		Departing Feb 11, 2027

    From

    $121

    Last seen: 13 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    Houston, TX Chicago, IL

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