Flights from Chicago, IL to Houston, TX

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

Aug 2026
from$93*
Last seen: 9 hours ago
One-way/Economy
Sep 2026
from$44*
Last seen: 7 hours ago
One-way/Economy
Oct 2026
from$44*
Last seen: 1 hour ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $44
cmp-daily-histogram-bars-legend-max-price-aria-label $175
Displaying fares for August-2026
  • ORD–IAH: cmp-view-offers-disclaimer. Find Offers
    09

    Sun

    AUG

  • ORD–IAH: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • ORD–IAH, Aug 11, 2026: from $157
    11

    Tue

  • ORD–IAH, Aug 12, 2026: from $121
    12

    Wed

  • ORD–IAH, Aug 13, 2026: from $131
    13

    Thu

  • ORD–IAH, Aug 14, 2026: from $131
    14

    Fri

  • ORD–IAH, Aug 15, 2026: from $114
    15

    Sat

  • ORD–IAH, Aug 16, 2026: from $175
    16

    Sun

  • ORD–IAH, Aug 17, 2026: from $116
    17

    Mon

  • ORD–IAH, Aug 18, 2026: from $143
    18

    Tue

  • ORD–IAH: cmp-view-offers-disclaimer. Find Offers
    19

    Wed

  • ORD–IAH, Aug 20, 2026: from $146
    20

    Thu

  • ORD–IAH, Aug 21, 2026: from $157
    21

    Fri

  • ORD–IAH, Aug 22, 2026: from $127
    22

    Sat

  • ORD–IAH, Aug 23, 2026: from $149
    23

    Sun

  • ORD–IAH, Aug 24, 2026: from $137
    24

    Mon

  • ORD–IAH, Aug 25, 2026: from $133
    25

    Tue

  • ORD–IAH, Aug 26, 2026: from $116
    26

    Wed

  • ORD–IAH, Aug 27, 2026: from $145
    27

    Thu

  • ORD–IAH, Aug 28, 2026: from $128
    28

    Fri

  • ORD–IAH, Aug 29, 2026: from $93
    29

    Sat

  • ORD–IAH, Aug 30, 2026: from $148
    30

    Sun

  • ORD–IAH: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

  • ORD–IAH, Sep 1, 2026: from $44
    01

    Tue

    SEP

  • ORD–IAH, Sep 2, 2026: from $72
    02

    Wed

  • ORD–IAH, Sep 3, 2026: from $91
    03

    Thu

  • ORD–IAH, Sep 4, 2026: from $123
    04

    Fri

  • ORD–IAH, Sep 5, 2026: from $77
    05

    Sat

  • ORD–IAH, Sep 6, 2026: from $107
    06

    Sun

  • ORD–IAH, Sep 7, 2026: from $169
    07

    Mon

  • ORD–IAH, Sep 8, 2026: from $107
    08

    Tue

    • Range$44-$175

    *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 Chicago, IL to Houston, TX on Frontier

    $
    Flights Deals from Chicago, IL to Houston, TX on Frontier
    From
    To
    Chicago, IL (ORD)Houston, TX (IAH)One-way
    /
    Discount Den Basic Fare    		Departing Nov 7, 2026

    From

    $72

    Last seen: 11 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®.

    Chicago, IL Houston, TX

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