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$110+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — HOU
May 24 — May 311
Sat 5/24
Sat 5/31
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Houston are usually found in August or January, booked 72 days in advance, depart on a Friday or Wednesday and return on a Thursday

Cheap 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 May 19, 2025.

Round-trip from

$202
(Frontier)

One-way from

$110
(Mytrip)

Popular in

February

Cheapest in

August

Average price

$398
From Washington, D.C. Reagan-National to Houston
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One-way flight from Washington, D.C. Reagan-National to Houston
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 19, 2025.

This Frontier deal was found by Cheapflights users on 5/19. 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 6/101:00 pmDCA - IAH
1 stop11h 43mFrontier
Wed 6/116:00 amIAH - DCA
1 stop9h 57mFrontier
Deal found 5/19$202
This Southwest deal was found by Cheapflights users on 5/18. 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.
Fri 6/136:55 amDCA - HOU
Nonstop3h 15mSouthwest
Mon 6/167:15 pmHOU - DCA
Nonstop3h 00mSouthwest
Deal found 5/18$269
This United Airlines deal was found by Cheapflights users on 5/18. 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.
Thu 8/214:47 pmDCA - IAH
Nonstop3h 22mUnited Airlines
Sun 8/242:35 pmIAH - DCA
Nonstop3h 06mUnited Airlines
Deal found 5/18$269
This Delta deal was found by Cheapflights users on 5/19. 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.
Tue 6/107:59 amDCA - HOU
1 stop5h 11mDelta
Wed 6/116:00 amHOU - DCA
1 stop5h 45mDelta
Deal found 5/19$289
This Delta deal was found by Cheapflights users on 5/19. 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.
Wed 6/117:59 amDCA - IAH
1 stop5h 07mDelta
Tue 6/1711:47 amIAH - DCA
1 stop4h 33mDelta
Deal found 5/19$289
This American Airlines deal was found by Cheapflights users on 5/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:59 amDCA - IAH
Nonstop3h 12mAmerican Airlines
Sun 10/510:09 amIAH - DCA
1 stop4h 50mAmerican Airlines
Deal found 5/19$313
This American Airlines deal was found by Cheapflights users on 5/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/121:37 pmDCA - HOU
1 stop5h 22mAmerican Airlines
Sun 7/136:30 pmHOU - DCA
1 stop5h 19mAmerican Airlines
Deal found 5/19$321
This JetBlue deal was found by Cheapflights users on 5/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/148:29 amDCA - IAH
1 stop8h 33mJetBlue
Tue 7/2211:58 amIAH - DCA
1 stop7h 05mJetBlue
Deal found 5/18$333
This flugladen.de deal was found by Cheapflights users on 5/18. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:01 amDCA - IAH
1 stop6h 21mAlaska Airlines
Sun 7/1310:07 amIAH - DCA
1 stop7h 43mAlaska Airlines
Deal found 5/18$430

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 May 19, 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 - IAH

DCAIAH

Washington, D.C. Reagan-National

Tue 6/10

1:00 pm-11:43 pm

1 stop11h 43m

Houston George Bush Intcntl

Thu 6/12

6:00 am-4:57 pm

1 stop9h 57m

$202

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Fri 6/13

6:55 am-9:10 am

Nonstop3h 15m

Houston Hobby

Mon 6/16

7:05 am-11:05 am

Nonstop3h 00m

$269

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 6/11

7:59 pm-10:19 pm

Nonstop3h 20m

Houston George Bush Intcntl

Sat 6/14

2:50 pm-7:00 pm

Nonstop3h 10m

$269

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Tue 6/10

7:59 am-12:10 pm

1 stop5h 11m

Houston Hobby

Wed 6/11

6:00 am-12:45 pm

1 stop5h 45m

$289

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 6/11

6:05 am-10:28 am

1 stop5h 23m

Houston George Bush Intcntl

Wed 6/11

3:59 pm-9:46 pm

1 stop4h 47m

$289

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 7/12

1:37 pm-5:59 pm

1 stop5h 22m

Houston Hobby

Sun 7/13

6:30 pm-12:49 am

1 stop5h 19m

$321

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 6/20

12:31 pm-5:25 pm

1 stop5h 54m

Houston George Bush Intcntl

Mon 6/23

5:46 pm-11:57 pm

1 stop5h 11m

$323

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Mon 7/14

8:29 am-4:02 pm

1 stop8h 33m

Houston George Bush Intcntl

Tue 7/22

11:58 am-8:03 pm

1 stop7h 05m

$333

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 7/12

9:01 am-2:22 pm

1 stop6h 21m

Houston George Bush Intcntl

Sun 7/13

10:07 am-6:50 pm

1 stop7h 43m

$430

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Mon 5/26

7:00 am-10:23 am

1 stop28h 23m

$110

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Showing 1-10 of 20 results
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The best insider tips for Washington, D.C. Reagan-National Airport to Houston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Houston trip
Airlines
United Airlines

Polaris passengers enjoy lie-flat seats, noise-reducing headphones, and upscale amenity kits.


United Economy Plus offers extra legroom seats towards the front of the economy cabin.

Read more about United Airlinesby Harriet Baskas
Southwest

Southwest's open seating policy allows passengers to choose any available seat upon boarding.


Southwest offers free messaging and high-speed Wi-Fi for a fee on most flights.

Read more about Southwestby Marisa Garcia
Airports
DCA

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

Read more about DCAby Emily Zemler
IAH

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

Read more about IAHby Evie Carrick
HOU

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

Read more about HOUby Scott Laird
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Marisa Garcia

Marisa Garcia

Expert on Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
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

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 May 16, 2025.

Booking 72 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston (average of $230). Flying from Washington, D.C. Reagan-National Airport to Houston in March is currently the most expensive (average of $332). 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 May 19, 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 12% versus a flight in the morning.

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 Wednesday evenings 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.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Houston

Explore weekly flight availability from Reagan-National to Houston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 19, 2025.

The most flights from DCA to HO1 are scheduled on a Tuesday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 May 19, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to Houston have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,291 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,951 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Qatar Airways
7.4
Good
3,571 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,743 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 Frontier. Our recent data shows that you can find tickets from as low as $202 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $269 and $269 round-trip. Frontier is currently priced 47% 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 ($110), JetBlue ($124), and Southwest ($135).

  • 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 $100. While the most popular route (Washington, D.C. Reagan-National - Houston Hobby) can be booked for $269 on average our data indicates $270 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston (average of $230). Flying from Washington, D.C. Reagan-National Airport to Houston in March is currently the most expensive (average of $332). 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 Reagan-National 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 Reagan-National to Houston

Discover the top 6 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 May 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$82Average$170FlexibilityNo cancel feeOn-time65%
FrontierCheapest$131Average$235FlexibilityNo cancel feeOn-time62%
DeltaCheapest$216Average$300FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$444FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$367FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$259Average$420FlexibilityNo cancel feeOn-time69%

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