$109 Cheap Flights from Houston (HOU) to Washington (DCA)

View $109 flight on Wed, May 13, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Houston to Washington (HOU-DCA)

Prices were available within the past 7 days and start at $109 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, May 13 - Mon, May 18
HOU
Houston
DCA
Washington
$217 Roundtrip, found 2 hours ago
$217
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Wed, May 13 from Houston to Washington, returning Mon, May 18, priced at $217 found 2 hours ago

Alternative airports near Washington

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

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $102
BWI
Baltimore Washington Intl. Thurgood Marshall
Cheapest
Average driving time to city center40 min
Flights from $102
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $180
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $180

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

February is typically the cheapest month to fly

From $110 - $371 per traveler.
Flights from Houston (HOU) to Washington (DCA)
Origin airport
William P. Hobby
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$217
Distance
1216 mi
Average flight time
4 hours 21 mins

Houston to Washington Flights

The cheapest times to fly from Houston to Washington

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 Houston to Washington are during the month of May. You can find some of the cheapest flights from Houston to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Washington

Sunday is one of the best days to book for cheap flights from Houston to Washington: 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 Houston to Washington

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 Houston to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $109 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 Houston to Washington 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 Houston to Washington 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.

 

Frequently asked questions

How much does a flight from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $109 and cheap return flights from $217 Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights generally range between $115 and $749, and roundtrip flights usually range from $331 to $1030. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
The cheapest month to fly from HOU to DCA is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter HOU to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best airline to fly with from Houston, TX (HOU) to Washington, DC (DCA) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from HOU to DCA, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
You can find approximately 3 nonstop flights per day from William P. Hobby (HOU) to Ronald Reagan Washington National (DCA). For more options, look at flights that include layovers.
What is the earliest flight from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from William P. Hobby (HOU) to Ronald Reagan Washington National (DCA) usually departs at around 5:00 AM, operated by American Airlines. This service is seasonal and active in January, February, November, and December. An early flight can help you make the most of your time in Washington, DC. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
For flights from Houston, TX (HOU) to Washington, DC (DCA), the most popular departure times are in the early morning, from 6am to 9am. This accounts for around 28% of total traffic. Many major carriers, including American Airlines, Southwest Airlines, and Delta, offer flights during this window. Many travelers prefer this timing because it allows them to arrive in Washington, DC with a full day ahead to explore.
How long does it take to fly from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
Direct flights from HOU to DCA usually take about 3 hours, traveling roughly 1,216 miles. If you opt for a connecting flight, expect to add around 2 hours 20 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
First class is available on flights from HOU to DCA. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from William P. Hobby (HOU)?
From William P. Hobby (HOU), you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA) in Washington. Some flights may connect through major hubs like Portland Intl. (PDX), Seattle - Tacoma Intl. (SEA), Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Houston, TX (HOU-William P. Hobby) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.