Flights from Denver, CO to Houston, TX

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Best Deals on Flights From Denver, CO (DEN) to Houston, TX (IAH)

Aug 2026
from$108*
Last seen: 10 hours ago
One-way/Economy
Sep 2026
from$33*
Last seen: 9 hours ago
One-way/Economy
Oct 2026
from$33*
Last seen: 9 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $33
cmp-daily-histogram-bars-legend-max-price-aria-label $179
Displaying fares for August-2026
  • DEN–IAH: cmp-view-offers-disclaimer. Find Offers
    16

    Sun

    AUG

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

    Mon

  • DEN–IAH, Aug 18, 2026: from $179
    18

    Tue

  • DEN–IAH, Aug 19, 2026: from $179
    19

    Wed

  • DEN–IAH, Aug 20, 2026: from $179
    20

    Thu

  • DEN–IAH, Aug 21, 2026: from $179
    21

    Fri

  • DEN–IAH, Aug 22, 2026: from $169
    22

    Sat

  • DEN–IAH, Aug 23, 2026: from $168
    23

    Sun

  • DEN–IAH, Aug 24, 2026: from $169
    24

    Mon

  • DEN–IAH: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • DEN–IAH, Aug 26, 2026: from $169
    26

    Wed

  • DEN–IAH, Aug 27, 2026: from $168
    27

    Thu

  • DEN–IAH, Aug 28, 2026: from $113
    28

    Fri

  • DEN–IAH, Aug 29, 2026: from $128
    29

    Sat

  • DEN–IAH, Aug 30, 2026: from $108
    30

    Sun

  • DEN–IAH, Aug 31, 2026: from $128
    31

    Mon

  • DEN–IAH, Sep 1, 2026: from $128
    01

    Tue

    SEP

  • DEN–IAH: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • DEN–IAH, Sep 3, 2026: from $108
    03

    Thu

  • DEN–IAH, Sep 4, 2026: from $69
    04

    Fri

  • DEN–IAH, Sep 5, 2026: from $84
    05

    Sat

  • DEN–IAH, Sep 6, 2026: from $108
    06

    Sun

  • DEN–IAH, Sep 7, 2026: from $128
    07

    Mon

  • DEN–IAH, Sep 8, 2026: from $89
    08

    Tue

  • DEN–IAH, Sep 9, 2026: from $83
    09

    Wed

  • DEN–IAH, Sep 10, 2026: from $75
    10

    Thu

  • DEN–IAH: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • DEN–IAH, Sep 12, 2026: from $67
    12

    Sat

  • DEN–IAH, Sep 13, 2026: from $108
    13

    Sun

  • DEN–IAH, Sep 14, 2026: from $84
    14

    Mon

  • DEN–IAH, Sep 15, 2026: from $33
    15

    Tue

    • Range$33-$179

    *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 Denver, CO to Houston, TX on Frontier

    $
    Flights Deals from Denver, CO to Houston, TX on Frontier
    From
    To
    Denver, CO (DEN)Houston, TX (IAH)One-way
    /
    Discount Den Basic Fare    		Departing Dec 2, 2026

    From

    $44

    Last seen: 20 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®.

    Denver, CO Houston, TX

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