$128 Cheap Flights from Washington (DCA) to Houston (HOU)

View $128 flight on Sun, Jan 18, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Houston William Hobby Airport (HOU)

Cheap Flights from Washington to Houston (DCA-HOU)

Prices were available within the past 7 days and start at $128 for one-way flights and $244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Thu, Dec 25 - Wed, Dec 31
DCA
Washington
HOU
Houston
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Thu, Dec 25 from Washington to Houston, returning Wed, Dec 31, priced at $244 found 5 days ago
Delta
Sat, Jan 17 - Tue, Jan 20
DCA
Washington
HOU
Houston
$301 Roundtrip, found 3 days ago
$301
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jan 17 from Washington to Houston, returning Tue, Jan 20, priced at $301 found 3 days ago

Find the cheapest month to fly from Washington (DCA) to Houston (HOU)

March is typically the cheapest month to fly

From $110 - $475 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $160
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $160

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU) cost?
Grab a cheap one-way flight from $128 or cheap return flight from $244 from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
Planning your getaway for December can help you save, as it's the cheapest month for flights between DCA and HOU. You'll often find the lowest fares during the off-season.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
When jetting out of Ronald Reagan Washington National Airport (DCA), you can jump on a nonstop flight to William P. Hobby Airport (HOU) with Southwest Airlines.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DCA to HOU flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
When flying out of Ronald Reagan Washington National Airport (DCA), you can pick from an average of 2 daily nonstop flights to William P. Hobby Airport (HOU).
What are the most popular departure times for flights from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
The 6 PM departures from DCA to HOU see the highest demand. Prices can be higher for these popular slots. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from DCA to HOU?
Travel on a Friday if you're looking for the best choice of flights from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU).
What is the earliest flight from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
The first flight of the day leaving from Ronald Reagan Washington National Airport (DCA) is at around 6:00AM UTC-5. Hop on this flight and you'll reach William P. Hobby Airport (HOU) at approximately 8:45AM UTC-6. The total travel time is 3h 45m.
How long does it take to fly from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
Flights from DCA to HOU have an average travel time of 3 hours and 42 minutes. The total distance between these two airports is 1,200 mi.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
To avoid possible delays on the Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU) route, travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Houston from Ronald Reagan Washington National Airport (DCA)?
You can arrive at George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU) when you travel to Houston on a direct flight from Ronald Reagan Washington National Airport (DCA).
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU) last-minute?
Last-minute bookings from DCA to HOU are typically more expensive. For the best rates, start searching for flights well in advance. That being said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a DCA to HOU flight and hotel package?
Compared with arranging flights and hotels separately, booking a DCA to HOU flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of hotels, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to William P. Hobby Airport (HOU)?
Usually, it's possible to reschedule or cancel your DCA to HOU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
William P. Hobby
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$243
Distance
1216 mi
Average flight time
2 hours 47 mins

Book with confidence

Washington to Houston Flights

The cheapest times to fly from Washington to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Houston are during the month of December. You can find some of the cheapest flights from Washington to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Houston

Sunday is one of the best days to book for cheap flights from Washington to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $128 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Houston Flights

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*Available to One Key members.