Flights from Washington, D.C. to Houston, TX

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Best Deals on Flights From Washington, D.C. (DCA) to Houston, TX (IAH)

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Sep 2026
No results for this month.
Oct 2026
from$106*
Last seen: 10 hours ago
One-way/Economy
Nov 2026
from$106*
Last seen: 10 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $106
cmp-daily-histogram-bars-legend-max-price-aria-label $310
Displaying fares for September-2026
  • DCA–IAH: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

    SEP

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    30

    Wed

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    01

    Thu

    OCT

  • DCA–IAH, Oct 2, 2026: from $201
    02

    Fri

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    03

    Sat

  • DCA–IAH, Oct 4, 2026: from $201
    04

    Sun

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    05

    Mon

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    06

    Tue

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    07

    Wed

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    08

    Thu

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    09

    Fri

  • DCA–IAH, Oct 10, 2026: from $187
    10

    Sat

  • DCA–IAH, Oct 11, 2026: from $201
    11

    Sun

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    12

    Mon

  • DCA–IAH, Oct 13, 2026: from $187
    13

    Tue

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    14

    Wed

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    15

    Thu

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    16

    Fri

  • DCA–IAH, Oct 17, 2026: from $187
    17

    Sat

  • DCA–IAH, Oct 18, 2026: from $310
    18

    Sun

  • DCA–IAH, Oct 19, 2026: from $172
    19

    Mon

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    20

    Tue

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    21

    Wed

  • DCA–IAH, Oct 22, 2026: from $106
    22

    Thu

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    23

    Fri

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    24

    Sat

  • DCA–IAH, Oct 25, 2026: from $222
    25

    Sun

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    26

    Mon

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    27

    Tue

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    28

    Wed

    • Range$106-$310

    *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 Washington, D.C. to Houston, TX on Frontier

    $
    Flights Deals from Washington, D.C. to Houston, TX on Frontier
    From
    To
    Washington, D.C. (DCA)Houston, TX (IAH)One-way
    /
    Discount Den Basic Fare    		Departing Jan 5, 2027

    From

    $143

    Last seen: 8 hours ago

    Washington, D.C. (IAD)Houston, TX (IAH)One-way
    /
    Discount Den Basic Fare    		Departing Jan 13, 2027

    From

    $82

    Last seen: 9 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®.

    Washington, D.C. Houston, TX

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