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District of Columbia

$77+ Cheap flights from Houston to District of Columbia

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Houston to District of Columbia

Keep the following information in mind while searching for Houston to District of Columbia flight deals. Data was last updated September 11, 2025.

Round-trip from

$141
(Kiwi.com)

One-way from

$77
(Trip.com)

Popular in

March

Cheapest in

October

Average price

$233
From Houston to District of Columbia
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One-way flight from Houston to District of Columbia
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Highest demand for flights based on searches. 5% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Houston to District of Columbia

Cheapest flights from Houston to District of Columbia
Explore the most affordable flight options available from Houston to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/305:00 pmIAH - IAD
1 stop25h 55mMultiple Airlines
Tue 10/79:00 amIAD - IAH
1 stop14h 23mMultiple Airlines
Deal found 9/10$141
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1812:35 pmIAH - IAD
1 stop9h 54mFrontier
Sun 10/198:02 pmIAD - IAH
1 stop12h 02mFrontier
Deal found 9/11$142
This CheapOair deal was found by Cheapflights users on 9/10. 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.
Sat 9/275:46 pmIAH - IAD
1 stop5h 09mFrontier
Sun 10/57:14 pmIAD - IAH
1 stop20h 50mFrontier
Deal found 9/10$143
This CheapOair deal was found by Cheapflights users on 9/10. 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 9/174:36 pmIAH - IAD
1 stop24h 48mFrontier
Sun 9/2110:09 pmIAD - IAH
1 stop18h 30mFrontier
Deal found 9/10$144
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/256:05 amIAH - IAD
1 stop5h 50mMultiple Airlines
Sat 10/47:00 amIAD - IAH
1 stop16h 30mMultiple Airlines
Deal found 9/10$145
This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:30 amIAH - IAD
1 stop8h 25mFrontier
Fri 9/193:15 pmIAD - IAH
1 stop19h 39mFrontier
Deal found 9/9$146
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/26:05 amIAH - IAD
1 stop5h 50mFrontier
Sat 10/47:00 amIAD - IAH
1 stop11h 01mFrontier
Deal found 9/9$147
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:07 pmIAH - DCA
Nonstop3h 03mUnited Airlines
Sat 10/256:00 amDCA - IAH
Nonstop3h 18mUnited Airlines
Deal found 9/11$149
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:45 pmHOU - DCA
Nonstop3h 00mSouthwest
Wed 10/86:00 amDCA - HOU
Nonstop3h 20mSouthwest
Deal found 9/10$149
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:55 pmIAH - IAD
Nonstop3h 08mUnited Airlines
Wed 10/810:18 pmIAD - IAH
Nonstop3h 12mUnited Airlines
Deal found 9/10$149
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:56 pmIAH - IAD
1 stop5h 15mFrontier
Sun 11/95:29 pmIAD - IAH
1 stop5h 34mFrontier
Deal found 9/10$150
This CheapOair deal was found by Cheapflights users on 9/10. 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 9/195:47 pmIAH - IAD
1 stop5h 28mFrontier
Mon 9/221:55 pmIAD - IAH
1 stop8h 58mFrontier
Deal found 9/10$151

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to District of Columbia 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 September 11, 2025.
Use the filters below to find and compare flights from Houston to District of Columbia that are best for you.

Fly from

Houston

Fly to

District of Columbia

Route

Depart

Return

Price

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 10/17

6:07 pm-10:10 pm

Nonstop3h 03m

Washington, D.C. Reagan-National

Tue 10/21

7:59 pm-10:13 pm

Nonstop3h 14m

$165

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 10/1

6:45 pm-10:45 pm

Nonstop3h 00m

Washington, D.C. Reagan-National

Sun 10/5

6:00 am-8:20 am

Nonstop3h 20m

$165

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 10/22

7:30 am-11:34 am

Nonstop3h 04m

Washington, D.C. Reagan-National

Sun 10/26

6:00 am-8:36 am

Nonstop3h 36m

$165

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Sat 10/4

6:00 pm-9:50 pm

Nonstop2h 50m

Washington, D.C. Reagan-National

Sun 10/5

6:00 am-8:20 am

Nonstop3h 20m

$165

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sun 10/26

7:30 am-11:29 am

Nonstop2h 59m

Washington, D.C. Reagan-National

Tue 10/28

6:00 am-8:36 am

Nonstop3h 36m

$165

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Wed 10/22

2:55 pm-7:03 pm

Nonstop3h 08m

Washington, D.C. Dulles Intl

Sun 10/26

8:35 am-11:04 am

Nonstop3h 29m

$165

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 10/3

6:15 am-4:59 pm

1 stop9h 44m

Washington, D.C. Reagan-National

Sun 10/5

7:00 am-11:09 am

1 stop29h 09m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 10/1

7:30 am-9:59 pm

1 stop13h 29m

Washington, D.C. Reagan-National

Sun 10/5

1:00 pm-11:09 am

1 stop23h 09m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 10/30

6:00 am-9:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

Sun 11/2

8:00 am-11:39 pm

1 stop16h 39m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sun 11/2

5:00 am-8:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

Wed 11/5

1:00 pm-11:39 pm

1 stop11h 39m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Houston 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 Houston to District of Columbia

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

Currently, August is the cheapest month in which you can book a flight from Houston to District of Columbia (average of $292). Flying from Houston to District of Columbia in April is currently the most expensive (average of $337). 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 HOU to DC?

Find hourly flight availability from Houston to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Houston to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated September 11, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Houston to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Houston to District of Columbia. 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 Houston to District of Columbia?

    United Airlines, Southwest, and Frontier can get you from Houston to District of Columbia in just under 3h. Your travel time can differ by up to 6h 44m. There are 1216 mi between Houston and District of Columbia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Houston to District of Columbia for a low price.

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

    When deciding which route to take from Houston to District of Columbia consider Houston Hobby - Washington, D.C. Dulles Intl, Houston Hobby - Washington, D.C. Reagan-National or Houston George Bush Intcntl - Washington, D.C. Dulles Intl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to District of Columbia 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 Houston to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Houston to District of Columbia (average of $292). Flying from Houston to District of Columbia in April is currently the most expensive (average of $337). 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 Houston to District of Columbia

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

Discover the top 6 airlines that operate flights from Houston to District of Columbia. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$54Average$221FlexibilityNo cancel feeOn-time65%
FrontierCheapest$102Average$257FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$326FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$148Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$432FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$196Average$351FlexibilityNo cancel feeOn-time63%

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