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$94+ Cheap flights from Washington, D.C. (WAS) 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HOU
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Houston are usually found in October or January, booked 36 days in advance, depart on a Thursday or Wednesday and return on a Thursday

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

Cheapest flights from Washington, D.C. to Houston
Explore the most affordable flight options available from Washington, D.C. to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Tue 8/49:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Tue 8/118:02 pm
IAH
-
BWI
1 stop10h 24m
Frontier
Deal found 6/12$136
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Tue 8/118:25 am
BWI
-
IAH
1 stop15h 14m
Frontier
Wed 8/1911:12 am
IAH
-
BWI
1 stop10h 48m
Frontier
Deal found 6/12$140
This deal was found by Cheapflights users on 6/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:22 pm
BWI
-
IAH
Nonstop3h 27m
Frontier
Mon 10/264:16 pm
IAH
-
BWI
Nonstop3h 09m
Frontier
Deal found 6/13$141
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Tue 7/289:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Tue 8/118:55 am
IAH
-
BWI
1 stop5h 39m
Frontier
Deal found 6/14$144
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Tue 8/48:36 am
BWI
-
IAH
1 stop15h 03m
Frontier
Wed 8/512:16 pm
IAH
-
BWI
1 stop10h 01m
Frontier
Deal found 6/11$145
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/129:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Wed 8/195:45 am
IAH
-
BWI
1 stop9h 39m
Frontier
Deal found 6/12$152
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/289:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Wed 8/195:45 am
IAH
-
BWI
1 stop9h 39m
Frontier
Deal found 6/10$153
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Tue 8/114:44 pm
BWI
-
IAH
Nonstop3h 23m
Frontier
Wed 8/1212:16 pm
IAH
-
BWI
1 stop10h 01m
Frontier
Deal found 6/11$155
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Tue 7/79:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Tue 7/2110:53 am
IAH
-
BWI
1 stop6h 16m
Frontier
Deal found 6/13$157
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 7/299:37 pm
BWI
-
IAH
1 stop10h 43m
Frontier
Wed 8/126:00 am
IAH
-
BWI
1 stop8h 34m
Frontier
Deal found 6/14$159
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Tue 8/189:20 am
IAD
-
IAH
1 stop11h 55m
Frontier
Tue 8/258:29 am
IAH
-
IAD
1 stop9h 11m
Frontier
Deal found 6/12$207
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/138:33 pm
IAD
-
IAH
1 stop11h 47m
Frontier
Wed 7/156:00 am
IAH
-
IAD
1 stop15h 55m
Frontier
Deal found 6/13$208

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 June 15, 2026.

Round-trip from

$136
(Kiwi.com)

One-way from

$94
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$429
From Washington, D.C. (WAS) to Houston
Search Deals
One-way flight from Washington, D.C. (WAS) to Houston
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 June 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 9/10

12:57 pm-3:17 pm

Nonstop3h 20m

Houston George Bush Intcntl

Wed 9/16

11:55 am-4:04 pm

Nonstop3h 09m

$274

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 7/25

3:10 pm-11:02 pm

1 stop8h 52m

Houston George Bush Intcntl

Wed 8/12

11:50 am-10:59 pm

1 stop10h 09m

$325

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Thu 8/27

6:50 am-9:05 am

Nonstop3h 15m

Houston Hobby

Mon 8/31

2:10 pm-6:10 pm

Nonstop3h 00m

$334

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 8/12

10:58 am-1:18 pm

Nonstop3h 20m

Houston George Bush Intcntl

Wed 8/12

7:50 pm-11:59 pm

Nonstop3h 09m

$337

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 7/18

6:00 am-11:47 am

1 stop6h 47m

Houston George Bush Intcntl

Mon 7/20

11:58 am-10:59 pm

1 stop10h 01m

$339

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Tue 7/7

6:20 am-8:35 am

Nonstop3h 15m

Houston Hobby

Tue 7/14

10:25 am-5:00 pm

1 stop5h 35m

$343

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Wed 7/8

6:05 am-8:15 am

Nonstop3h 10m

Houston Hobby

Tue 7/21

12:30 pm-6:15 pm

1 stop4h 45m

$343

Washington, D.C.Houston

IAD - HOU

IADHOU

Washington, D.C. Dulles Intl

Tue 7/14

8:27 am-12:10 pm

1 stop4h 43m

Houston Hobby

Tue 7/21

6:00 am-11:37 am

1 stop4h 37m

$357

Washington, D.C.Houston

IAD - IAH

IADIAH

Washington, D.C. Dulles Intl

Tue 7/21

5:46 pm-11:57 pm

1 stop7h 11m

Houston George Bush Intcntl

Sat 7/25

9:47 am-4:33 pm

1 stop5h 46m

$357

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Tue 7/14

6:59 am-12:10 pm

1 stop6h 11m

Houston Hobby

Tue 7/21

12:55 pm-6:37 pm

1 stop4h 42m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

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

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Houston (average of $47). Flying from Washington, D.C. to Houston in December is currently the most expensive (average of $814). 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 WAS to HOU?

Find hourly flight availability from Washington, D.C. 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 June 15, 2026.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Houston in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

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

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

About 13% of weekly flights between Washington, D.C. and Houston have experienced delays in the past year, with the average delay time being 163 minutes.

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

Tuesday tends to have the lowest number of delays on this route, whereas Friday 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 12% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Houston, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Washington, D.C. to Houston?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Houston. Price data was last updated on June 13, 2026.

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

The best insider tips for Washington, D.C. to Houston 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 Washington, D.C. 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
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 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 June 15, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Washington, D.C. to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
7.9
Good
4,237 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
United Airlines
7.4
Good
9,843 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,667 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
JetBlue
7.1
Good
2,981 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Frontier
5.6
Fair
2,883 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

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

    There are many flights that can get you from Washington, D.C. to Houston in 3h 15m. Fly via United Airlines, JetBlue, or Southwest to get the fastest option. The distance between Washington, D.C. and Houston is about 1216 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Washington, D.C. to Houston is Frontier. Our recent data shows that you can find tickets from as low as $104 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $223 and $239 round-trip. Frontier is 67% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $58. United Airlines flights start at $74 while deals on Delta start at $118 one-way.

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

    The most popular flight routes from Washington, D.C. to Houston are Baltimore/Washington - Houston Hobby, Washington, D.C. Dulles Intl - Houston Hobby and Washington, D.C. Reagan-National - Houston Hobby.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Houston (average of $47). Flying from Washington, D.C. to Houston in December is currently the most expensive (average of $814). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Washington, D.C. to Houston

Discover the top 5 airlines that operate flights from Washington, D.C. 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 June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$81Average$240FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$449FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$174Average$426FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$186Average$433FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$415FlexibilityNo cancel feeOn-time63%

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