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Washington, D.C.

$116+ Cheap flights from Houston to Washington, D.C. (WAS)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — WAS
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Find cheap flights from Houston to Washington, D.C. with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Houston to Washington, D.C. are usually found in October or January, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Houston to Washington, D.C.

Cheapest flights from Houston to Washington, D.C.
Explore the most affordable flight options available from Houston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:32 pm
IAH
-
BWI
1 stop13h 54m
Frontier
Mon 8/246:37 pm
BWI
-
IAH
1 stop18h 19m
Frontier
Deal found 7/25$197
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:32 am
IAH
-
BWI
1 stop11h 12m
Frontier
Mon 8/319:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/23$199
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:13 am
IAH
-
BWI
1 stop8h 21m
Frontier
Thu 8/209:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/25$201
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:02 pm
IAH
-
BWI
1 stop10h 24m
Frontier
Wed 8/199:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/23$202
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:32 pm
IAH
-
BWI
1 stop13h 54m
Frontier
Sun 8/239:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/23$203
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
IAH
-
BWI
1 stop8h 34m
Frontier
Wed 8/266:24 am
BWI
-
IAH
1 stop9h 08m
Frontier
Deal found 7/25$204
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:19 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Fri 9/49:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/25$205
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:32 pm
IAH
-
BWI
1 stop6h 12m
Frontier
Sat 9/56:24 am
BWI
-
IAH
1 stop9h 08m
Frontier
Deal found 7/25$206
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
IAH
-
BWI
1 stop10h 43m
Frontier
Fri 9/49:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/23$207
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:19 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Mon 9/71:24 pm
BWI
-
IAH
Nonstop3h 23m
Frontier
Deal found 7/22$208
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
IAH
-
BWI
1 stop8h 34m
Frontier
Tue 8/189:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Deal found 7/23$209
This Southwest deal was found by Cheapflights users on 7/21. 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.
Mon 9/146:40 pm
HOU
-
BWI
Nonstop3h 00m
Southwest
Tue 9/155:40 pm
BWI
-
HOU
Nonstop3h 15m
Southwest
Deal found 7/21$221

Find flight deals from Houston to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Washington, D.C. (WAS). 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 July 26, 2026.

Round-trip from

$197
(Kiwi.com)

One-way from

$116
(Southwest)

Popular in

June

Cheapest in

October

Average price

$381
From Houston to Washington, D.C. (WAS)
Search Deals
One-way flight from Houston to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Washington, D.C. 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 July 26, 2026.
Use the filters below to find and compare flights from Houston to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Sat 8/22

7:25 am-11:25 am

Nonstop3h 00m

Baltimore/Washington

Sat 8/29

6:55 am-9:10 am

Nonstop3h 15m

$231

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Wed 8/19

8:00 am-12:05 pm

Nonstop3h 05m

Baltimore/Washington

Tue 8/25

10:25 am-2:00 pm

1 stop4h 35m

$241

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Thu 8/20

10:50 am-5:15 pm

1 stop5h 25m

Baltimore/Washington

Tue 9/1

5:00 pm-10:05 pm

1 stop6h 05m

$251

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Wed 8/19

1:13 pm-9:27 pm

1 stop7h 14m

Baltimore/Washington

Mon 8/31

6:00 am-9:50 am

1 stop4h 50m

$251

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Mon 10/19

4:59 pm-10:37 pm

1 stop4h 38m

Baltimore/Washington

Mon 11/9

4:39 pm-11:58 pm

1 stop8h 19m

$251

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Wed 8/26

8:05 am-3:46 pm

1 stop6h 41m

Baltimore/Washington

Mon 8/31

6:00 am-11:15 am

1 stop6h 15m

$251

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Wed 8/26

11:00 am-6:35 pm

2 stops6h 35m

Baltimore/Washington

Mon 8/31

10:00 am-2:00 pm

1 stop5h 00m

$252

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Sat 8/22

6:40 am-12:30 pm

1 stop4h 50m

Washington, D.C. Reagan-National

Sat 8/29

6:00 am-11:10 am

2 stops6h 10m

$256

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 9/2

11:25 am-7:10 pm

2 stops6h 45m

Washington, D.C. Reagan-National

Thu 9/3

6:55 am-12:40 pm

1 stop6h 45m

$256

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

Mon 10/19

5:28 pm-12:31 am

1 stop6h 03m

Washington, D.C. Dulles Intl

Thu 10/22

4:44 pm-11:09 pm

1 stop7h 25m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Houston to Washington, D.C.

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

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

Currently, October is the cheapest month in which you can book a flight from Houston to Washington, D.C. (average of $277). Flying from Houston to Washington, D.C. in June is currently the most expensive (average of $506). 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 HOU to WAS?

Find hourly flight availability from Houston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 26, 2026.

It’s optimal to fly from Houston to Washington, D.C. in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

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

Airfare is below average for this route at the moment.
Houston to Washington, D.C. flights typically cost between $256 and $386 in August.
The cheapest round-trip price found within the last 5 days was $197 on Frontier (Aug 21-Aug 24).

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

About 24% of weekly flights between Houston and Washington, D.C. have experienced delays in the past year, with the average delay time being 125 minutes.

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

Historically, flights departing in the morning 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 Wednesday has historically faced a higher average of delays compared to other days of the week.

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

Over the last year, Southwest have had the lowest number of delays on this route, with just 24% of flights being delayed.

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

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Washington, D.C.. 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 Houston to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Houston to Washington, D.C.. Price data was last updated on August 10, 2025.

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

The best insider tips for Houston to Washington, D.C. 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 Houston to Washington, D.C. 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
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

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 Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated July 26, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Houston to Washington, D.C.. 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
4,231 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,231 reviews
Southwest
8.0
Very good
4,231 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
United Airlines
7.4
Good
10,040 reviews
Southwest
8.0
Very good
4,231 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.1
Good
11,844 reviews
Southwest
8.0
Very good
4,231 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Frontier
5.6
Fair
2,763 reviews
Southwest
8.0
Very good
4,231 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

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

    Departing from Houston to Washington, D.C. will take you 3h. The distance between Houston and Washington, D.C. is about 1244 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Houston to Washington, D.C. is Frontier. Our recent data shows that you can find tickets from as low as $113 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $176 and $181 round-trip. You may be able to fly from Houston to Washington, D.C. for 60% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $55. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Houston to Washington, D.C. for a low price.

  • What are the most popular routes from Houston to Washington, D.C.?

    Most travelers choose Houston Hobby - Baltimore/Washington, Houston George Bush Intcntl - Baltimore/Washington or Houston Hobby - Washington, D.C. Dulles Intl when deciding on the best route from Houston to Washington, D.C..

  • Can I find deals for flights from Houston to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Houston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Washington, D.C.?

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

  • Can I find deals for business class flights from Houston to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Houston to Washington, D.C. 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 Houston to Washington, D.C.?

    Currently, October is the cheapest month in which you can book a flight from Houston to Washington, D.C. (average of $277). Flying from Houston to Washington, D.C. in June is currently the most expensive (average of $506). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge
Largo

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Top 4 airlines flying from Houston to Washington, D.C.

Discover the top 4 airlines that operate flights from Houston to Washington, D.C.. 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 July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$81Average$259FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$148Average$449FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$395FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$457FlexibilityNo cancel feeOn-time63%

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