Houston

$69+ Cheap flights from Reagan-National (DCA) 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — HOU
Jan 4 — Jan 111
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Houston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Houston are usually found in January or June, booked 68 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to Houston

Cheapest flights from Reagan-National to Houston
Explore the most affordable flight options available from Reagan-National to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

This CheapOair deal was found by Cheapflights users on 12/3. 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 12/101:00 pmDCA - IAH
1 stop22h 37mFrontier
Wed 12/176:45 amIAH - DCA
1 stop29h 16mFrontier
Deal found 12/3$183
This Frontier deal was found by Cheapflights users on 12/4. 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.
Mon 12/156:00 pmDCA - IAH
1 stop7h 31mFrontier
Wed 1/78:15 amIAH - DCA
1 stop12h 44mFrontier
Deal found 12/4$203
This CheapOair deal was found by Cheapflights users on 12/3. 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.
Tue 12/98:00 amDCA - IAH
1 stop14h 01mFrontier
Thu 12/116:45 amIAH - DCA
1 stop29h 21mFrontier
Deal found 12/3$204
This CheapOair deal was found by Cheapflights users on 12/4. 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.
Mon 12/156:00 pmDCA - IAH
1 stop28h 01mFrontier
Tue 1/63:57 pmIAH - DCA
1 stop24h 02mFrontier
Deal found 12/4$205
This CheapOair deal was found by Cheapflights users on 12/2. 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 12/101:00 pmDCA - IAH
1 stop22h 37mFrontier
Mon 12/156:45 amIAH - DCA
1 stop29h 21mFrontier
Deal found 12/2$208
This CheapOair deal was found by Cheapflights users on 12/3. 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 12/122:00 pmDCA - IAH
1 stop21h 37mFrontier
Mon 12/1511:32 amIAH - DCA
1 stop24h 34mFrontier
Deal found 12/3$229
This Frontier deal was found by Cheapflights users on 12/4. 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.
Tue 12/162:00 pmDCA - IAH
1 stop8h 01mFrontier
Wed 1/78:15 amIAH - DCA
1 stop7h 44mFrontier
Deal found 12/4$233
This CheapOair deal was found by Cheapflights users on 12/3. 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 12/101:00 pmDCA - IAH
1 stop8h 19mFrontier
Sat 12/1311:32 amIAH - DCA
1 stop24h 34mFrontier
Deal found 12/3$234
This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:00 pmDCA - IAH
1 stop11h 31mFrontier
Sun 12/146:45 amIAH - DCA
1 stop29h 21mFrontier
Deal found 12/2$237
This Super.com deal was found by Cheapflights users on 12/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:00 amDCA - IAH
1 stop17h 31mFrontier
Sat 1/108:35 amIAH - DCA
1 stop7h 24mFrontier
Deal found 12/4$238
This Frontier deal was found by Cheapflights users on 12/3. 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.
Wed 12/31:00 pmDCA - IAH
1 stop12h 31mFrontier
Wed 12/1010:45 amIAH - DCA
1 stop10h 14mFrontier
Deal found 12/3$253
This Delta deal was found by Cheapflights users on 12/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:59 amDCA - HOU
1 stop7h 29mDelta
Fri 1/95:45 amHOU - DCA
1 stop5h 55mDelta
Deal found 12/4$388

Find flight deals from Reagan-National to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 5, 2025.

Round-trip from

$155
(Frontier)

One-way from

$69
(Super.com)

Popular in

February

Cheapest in

January

Average price

$420
From Washington, D.C. Reagan-National to Houston
One-way flight from Washington, D.C. Reagan-National to Houston
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 December 5, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Houston that are best for you.

Fly from

Reagan-National

Fly to

Houston

Route

Depart

Return

Price

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Tue 1/6

6:35 pm-9:20 pm

Nonstop3h 45m

Houston Hobby

Wed 1/7

8:10 am-12:05 pm

Nonstop2h 55m

$157

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 1/14

8:15 am-11:09 am

Nonstop3h 54m

Houston George Bush Intcntl

Wed 1/21

6:05 pm-10:06 pm

Nonstop3h 01m

$157

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 1/16

11:00 am-1:40 pm

Nonstop3h 40m

Houston George Bush Intcntl

Tue 1/20

7:30 am-11:29 am

Nonstop2h 59m

$178

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 1/29

11:00 am-1:40 pm

Nonstop3h 40m

Houston George Bush Intcntl

Sat 1/31

7:30 am-11:29 am

Nonstop2h 59m

$181

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sun 2/1

6:55 am-9:50 am

Nonstop3h 55m

Houston Hobby

Wed 2/4

2:35 pm-9:00 pm

1 stop5h 25m

$188

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 2/4

4:28 pm-7:10 pm

Nonstop3h 42m

Houston George Bush Intcntl

Sun 2/8

7:20 am-2:16 pm

1 stop5h 56m

$188

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sun 2/1

1:00 pm-7:01 pm

1 stop7h 01m

Houston George Bush Intcntl

Wed 2/4

6:05 pm-10:06 pm

Nonstop3h 01m

$197

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Mon 2/2

8:00 am-2:20 pm

1 stop7h 20m

Houston Hobby

Wed 2/4

11:00 am-6:00 pm

1 stop6h 00m

$198

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 2/5

7:59 pm-10:41 pm

Nonstop3h 42m

Houston George Bush Intcntl

Sun 2/8

7:20 am-2:16 pm

1 stop5h 56m

$209

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Wed 1/14

6:00 am-10:21 am

1 stop5h 21m

Houston Hobby

Sat 1/24

11:09 am-6:29 pm

1 stop6h 20m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 43 results
1
2
3
...
5

Best time to book a flight from Reagan-National to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Reagan-National 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 Washington, D.C. Reagan-National Airport to Houston

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Houston. Price data was last updated on November 28, 2025.

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Houston?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston (average of $122). Flying from Washington, D.C. Reagan-National Airport to Houston in March is currently the most expensive (average of $269). 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 DCA to HOU?

Find hourly flight availability from Reagan-National 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 December 5, 2025.

When flying from Washington, D.C. Reagan-National Airport to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Houston?

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

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Houston flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Washington, D.C. to Houston delayed?

About 13% of weekly flights between Washington, D.C. and Houston have experienced delays in the past year, with the average delay time being 157 minutes.

What is the most punctual flight time for Washington, D.C. to Houston flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Houston flights?

Over the last year, American Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

The best insider tips for Washington, D.C. Reagan-National Airport to Houston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Houston trip
Airports
DCA

Reserve parking in advance at DCA, as lots fill quickly. Garage 1 serves Terminal 1, Garage 2 serves Terminal 2.

IAH

For a quick ride to downtown Houston from IAH, consider Uber or Lyft. It's faster than public transport.

HOU

Use a map app for real-time traffic info when traveling to HOU, as I-45 can be congested during peak hours.

Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Emily Zemler

Emily Zemler

Expert on DCA

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Scott Laird

Scott Laird

Expert on HOU

Scott Laird

Scott Laird

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated December 5, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport to Houston. 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.

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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 Washington, D.C. Reagan-National Airport to Houston?

    Airlines like Southwest, United Airlines, and Delta fly from Washington, D.C. Reagan-National Airport to Houston in about 3h 45m. The time it takes to get you to your destination can typically vary by up to 1h 36m. Airlines will cover a distance of 1216 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Houston round-trip?

    Our cheapest airline available from Washington, D.C. Reagan-National Airport to Houston is Spirit Airlines. Our recent data shows that you can find tickets from as low as $58 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $108 and $233 round-trip. Spirit Airlines is currently priced 84% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Houston one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Houston are Frontier ($65), United Airlines ($88), and American Airlines ($118).

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Houston?

    Looking at all options, your cheapest flight can be booked for $159. While the most popular route (Washington, D.C. Reagan-National - Houston Hobby) can be booked for $129 on average, our data indicates $353 when flying from Washington, D.C. Reagan-National Airport to Houston.

  • Can I find deals for flights from Reagan-National to Houston that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Houston?

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

  • Can I find deals for business class flights from Reagan-National to Houston?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Houston?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston (average of $122). Flying from Washington, D.C. Reagan-National Airport to Houston in March is currently the most expensive (average of $269). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Reagan-National to Houston

Discover the top 5 airlines that operate flights from Reagan-National 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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$79Average$187FlexibilityNo cancel feeOn-time65%
FrontierCheapest$131Average$227FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$233Average$399FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$366FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$258Average$410FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.