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$113+ Cheap flights from Reagan-National (DCA) to Houston

DCA — HOU
Sep 20 — Sep 271
Sun 9/20
Sun 9/27
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Houston are usually found in February or October, booked 68 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap flight deals from Reagan-National to Houston

Cheapest flights from Reagan-National to Houston

Wed 9/231:00 pm -
1 stop12h 43m
Wed 10/1410:31 am -
1 stop10h 28m
Deal found 8/17$218
Thu 9/101:06 pm -
1 stop9h 34m
Wed 9/1610:30 am -
1 stop10h 29m
Deal found 8/18$219
Sat 9/121:06 pm -
1 stop9h 49m
Sat 9/1910:30 am -
1 stop10h 29m
Deal found 8/17$220
Tue 9/226:00 pm -
1 stop7h 43m
Wed 9/2310:30 am -
1 stop24h 41m
Deal found 8/18$225
Fri 9/117:00 am -
1 stop18h 43m
Mon 9/1410:38 pm -
1 stop17h 21m
Deal found 8/17$227
Thu 10/296:00 pm -
1 stop19h 10m
Mon 11/26:30 am -
1 stop14h 28m
Deal found 8/16$228
Tue 9/296:00 pm -
1 stop7h 43m
Tue 10/66:25 am -
1 stop14h 34m
Deal found 8/18$229
Wed 9/237:00 am -
2 stops16h 30m
Sat 9/266:25 am -
1 stop9h 34m
Deal found 8/16$231
Mon 9/141:06 pm -
1 stop9h 34m
Wed 9/1610:30 am -
1 stop24h 41m
Deal found 8/18$232
Wed 9/97:00 am -
1 stop18h 43m
Thu 9/106:25 am -
1 stop9h 34m
Deal found 8/17$234
Sun 9/137:35 am -
1 stop9h 12m
Sat 9/196:25 am -
1 stop9h 34m
Deal found 8/16$235
Thu 9/106:40 pm -
Nonstop3h 10m
Wed 9/166:20 pm -
Nonstop3h 00m
Deal found 8/18$297

Find flight deals from Reagan-National to Houston

Round-trip from

$218
(Frontier)

One-way from

$113
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$416
From Washington, D.C. Reagan-National to Houston
Search Deals
One-way flight from Washington, D.C. Reagan-National to Houston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Thu 11/12

7:00 pm-9:30 pm

Nonstop3h 30m

Houston Hobby

Mon 11/16

7:15 pm-11:00 pm

Nonstop2h 45m

$297

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - IAH Houston George Bush Intcntl

DCAIAH

Washington, D.C. Reagan-National

Tue 11/10

8:15 am-10:54 am

Nonstop3h 39m

Houston George Bush Intcntl

Wed 11/11

6:13 pm-10:15 pm

Nonstop3h 02m

$297

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Tue 9/22

5:40 pm-8:00 pm

Nonstop3h 20m

Houston Hobby

Tue 9/29

2:05 pm-6:05 pm

Nonstop3h 00m

$297

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - IAH Houston George Bush Intcntl

DCAIAH

Washington, D.C. Reagan-National

Mon 9/14

12:57 pm-3:17 pm

Nonstop3h 20m

Houston George Bush Intcntl

Wed 9/16

4:55 pm-9:05 pm

Nonstop3h 10m

$297
Quickest round-trip

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Fri 9/18

6:40 pm-8:50 pm

Nonstop3h 10m

Houston Hobby

Sat 9/19

4:55 pm-8:55 pm

Nonstop3h 00m

$306

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - IAH Houston George Bush Intcntl

DCAIAH

Washington, D.C. Reagan-National

Fri 9/11

8:20 am-10:38 am

Nonstop3h 18m

Houston George Bush Intcntl

Mon 9/14

7:50 pm-11:59 pm

Nonstop3h 09m

$306

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - IAH Houston George Bush Intcntl

DCAIAH

Washington, D.C. Reagan-National

Fri 9/25

12:57 pm-3:16 pm

Nonstop3h 19m

Houston George Bush Intcntl

Mon 9/28

2:20 pm-6:28 pm

Nonstop3h 08m

$306

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Sat 10/31

12:45 pm-4:55 pm

1 stop5h 10m

Houston Hobby

Mon 11/2

2:05 pm-6:00 pm

Nonstop2h 55m

$307

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Sat 10/3

6:55 am-9:10 am

Nonstop3h 15m

Houston Hobby

Mon 10/5

3:00 pm-9:30 pm

1 stop5h 30m

$307

Washington, D.C.Houston

DCA Washington, D.C. Reagan-National - HOU Houston Hobby

DCAHOU

Washington, D.C. Reagan-National

Fri 10/2

3:35 pm-7:40 pm

1 stop5h 05m

Houston Hobby

Mon 10/5

2:15 pm-6:10 pm

Nonstop2h 55m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 45 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Houston

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 $370). Flying from Washington, D.C. Reagan-National Airport to Houston in July is currently the most expensive (average of $520). 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?

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 15% versus a flight at noon.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Houston?

Airfare is below average for this route at the moment.
Washington, D.C. Reagan-National Airport to Houston flights typically cost between $337 and $578 in September.
The cheapest round-trip price found within the last 5 days was $218 on Frontier (Sep 23-Oct 14).

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

About 14% of weekly flights between Washington, D.C. and Houston have experienced delays in the past year, with the average delay time being 164 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday 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, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

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

Booking 66 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 day to fly from Washington, D.C. Reagan-National Airport to Houston?

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

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

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Houston trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

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 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

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

Read reviews from past customers who have flown Southwest,United Airlines, andAmerican 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.
Southwest
8.0
Very good
4,215 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
4,215 reviews
Southwest
8.0
Very good
4,215 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
10,106 reviews
Southwest
8.0
Very good
4,215 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
7.1
Good
11,980 reviews
Southwest
8.0
Very good
4,215 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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
5.6
Fair
2,659 reviews
Southwest
8.0
Very good
4,215 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

8.0

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

  • How long is the flight from Washington, D.C. Reagan-National Airport to Houston?

    Airlines like Southwest and United Airlines fly from Washington, D.C. Reagan-National Airport to Houston in about 3h 30m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 1216 mi. Most flights are nonstop.

  • 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 $135 on this airline. Additional options worth looking into are United Airlines and Southwest, starting at $271 and $274 round-trip. Frontier is currently priced 69% 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 ($69), United Airlines ($90), and American Airlines ($134).

  • 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 $123. While the most popular route (Washington, D.C. Reagan-National - Houston Hobby) can be booked for $234 on average, our data indicates $344 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 $370). Flying from Washington, D.C. Reagan-National Airport to Houston in July is currently the most expensive (average of $520). 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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Top 4 airlines flying from Reagan-National to Houston

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$135Average$267FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$271Average$473FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$274Average$454FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$280Average$489FlexibilityNo cancel feeOn-time71%

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