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$75+ Cheap flights from District of Columbia to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HOU
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from District of Columbia to Houston

Cheapest flights from District of Columbia to Houston
Explore the most affordable flight options available from District of Columbia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:20 pmIAD - IAH
1 stop22h 09mFrontier
Sun 12/78:01 amIAH - IAD
1 stop11h 23mFrontier
Deal found 11/2$138
This Priceline deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:00 pmDCA - IAH
1 stop11h 31mFrontier
Sun 12/76:45 amIAH - DCA
1 stop9h 14mFrontier
Deal found 11/2$138
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:00 amIAD - IAH
1 stop12h 53mMultiple Airlines
Thu 12/114:06 pmIAH - IAD
1 stop23h 18mMultiple Airlines
Deal found 11/1$139
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:04 pmIAD - IAH
1 stop19h 03mFrontier
Thu 12/45:02 pmIAH - IAD
1 stop5h 08mFrontier
Deal found 11/2$141
This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:19 pmIAD - IAH
1 stop6h 31mFrontier
Sat 12/134:50 pmIAH - IAD
1 stop5h 15mFrontier
Deal found 11/2$142
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 pmDCA - IAH
1 stop7h 31mFrontier
Sun 12/76:45 amIAH - DCA
1 stop9h 14mFrontier
Deal found 11/2$142
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:40 amIAD - IAH
1 stop10h 51mFrontier
Wed 11/268:08 pmIAH - IAD
1 stop13h 09mFrontier
Deal found 11/2$144
This Trip.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 pmDCA - IAH
1 stop7h 31mFrontier
Sun 12/146:45 amIAH - DCA
1 stop9h 14mFrontier
Deal found 11/1$145
This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:45 amIAD - IAH
1 stop11h 25mFrontier
Fri 12/126:05 amIAH - IAD
1 stop9h 19mFrontier
Deal found 11/2$146
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:55 amIAD - IAH
1 stop10h 26mFrontier
Sat 11/228:08 pmIAH - IAD
1 stop10h 37mFrontier
Deal found 10/31$148
This Trip.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:00 amIAD - IAH
1 stop9h 26mMultiple Airlines
Sun 12/76:05 amIAH - IAD
1 stop9h 19mMultiple Airlines
Deal found 11/1$150
This Trip.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:55 amIAD - IAH
1 stop10h 26mFrontier
Thu 11/277:50 amIAH - IAD
1 stop7h 41mFrontier
Deal found 11/2$151

Cheap flight deals from District of Columbia to Houston

Keep the following information in mind while searching for District of Columbia to Houston flight deals. Data was last updated November 3, 2025.

Round-trip from

$138
(CheapOair)

One-way from

$75
(CheapOair)

Popular in

November

Cheapest in

September

Average price

$347
From District of Columbia to Houston
Search Deals
One-way flight from District of Columbia to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from District of Columbia to Houston that are best for you.

Fly from

District of Columbia

Fly to

Houston

Route

Depart

Return

Price

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Thu 1/15

12:09 pm-10:35 pm

1 stop11h 26m

Houston Hobby

Wed 1/21

5:35 am-8:47 pm

1 stop14h 12m

$345

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Fri 1/16

8:35 pm-10:21 am

1 stop14h 46m

Houston Hobby

Tue 1/20

5:04 pm-9:12 am

1 stop15h 08m

$345

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Sat 1/17

8:00 am-10:35 pm

1 stop15h 35m

Houston Hobby

Thu 1/22

5:35 am-12:24 am

1 stop17h 49m

$347

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Sun 1/18

9:00 am-4:12 pm

1 stop8h 12m

Houston Hobby

Tue 1/20

11:09 am-8:47 pm

1 stop8h 38m

$355

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 12/24

8:15 am-11:09 am

Nonstop3h 54m

Houston George Bush Intcntl

Thu 1/1

7:20 am-2:17 pm

1 stop5h 57m

$357

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 2/7

7:20 am-10:10 am

Nonstop3h 50m

Houston Hobby

Sat 2/7

5:10 pm-9:00 pm

Nonstop2h 50m

$367

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Tue 12/2

6:00 am-8:40 am

Nonstop3h 40m

Houston Hobby

Sat 12/6

5:10 pm-9:00 pm

Nonstop2h 50m

$367

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Sat 1/17

6:20 am-10:21 am

1 stop5h 01m

Houston Hobby

Tue 1/20

5:35 am-11:44 am

1 stop5h 09m

$367

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Sun 1/18

5:59 pm-10:35 pm

1 stop5h 36m

Houston Hobby

Wed 1/21

5:35 am-11:44 am

1 stop5h 09m

$371

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sun 1/18

12:20 pm-4:12 pm

1 stop4h 52m

Houston Hobby

Wed 1/21

5:35 am-12:40 pm

1 stop6h 05m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Houston

What is the cheapest month to book a flight from District of Columbia to Houston?

Currently, August is the cheapest month in which you can book a flight from District of Columbia to Houston (average of $78). Flying from District of Columbia to Houston in June is currently the most expensive (average of $136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to HOU?

Find hourly flight availability from District of Columbia to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 27% on flights from District of Columbia to Houston by exploring options for tickets in the evening.

What is the cheapest day to fly from District of Columbia to Houston?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their District of Columbia to Houston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from District of Columbia to Houston?

    There are many flights that can get you from District of Columbia to Houston in 3h 50m. Fly via Delta, United Airlines, or Southwest to get the fastest option. The distance from District of Columbia to Houston is about 1216 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from District of Columbia to Houston one-way?

    $79 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $174 and $174, respectively.

  • What are the most popular routes from District of Columbia to Houston?

    Most travelers choose Washington, D.C. Dulles Intl - Houston Hobby, Washington, D.C. Reagan-National - Houston Hobby or Washington, D.C. Dulles Intl - Houston George Bush Intcntl when deciding on the best route from District of Columbia to Houston.

  • Can I find deals for flights from District of Columbia to Houston that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Houston.

  • Can I find deals for business class flights from District of Columbia to Houston?

    Yes. Cheapflights offers flight deals from District of Columbia to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Houston?

    Currently, August is the cheapest month in which you can book a flight from District of Columbia to Houston (average of $78). Flying from District of Columbia to Houston in June is currently the most expensive (average of $136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for District of Columbia to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from District of Columbia to Houston

Discover the top 6 airlines that operate flights from District of Columbia to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$195FlexibilityNo cancel feeOn-time65%
FrontierCheapest$98Average$216FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$175Average$390FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$394FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$209Average$367FlexibilityNo cancel feeOn-time63%

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