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Reagan-National

$88+ Cheap flights from Houston to Reagan-National (DCA)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DCA
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Washington, D.C. Reagan-National are usually found in August or September, booked 46 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Houston to Reagan-National

Cheapest flights from Houston to Reagan-National
Explore the most affordable flight options available from Houston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:45 am
IAH
-
DCA
1 stop8h 14m
Frontier
Wed 5/66:00 pm
DCA
-
IAH
1 stop7h 48m
Frontier
Deal found 3/7$179
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 5/57:45 am
IAH
-
DCA
1 stop13h 14m
Frontier
Wed 5/67:00 am
DCA
-
IAH
1 stop9h 07m
Frontier
Deal found 3/7$182
This Expedia deal was found by Cheapflights users on 3/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:50 am
IAH
-
DCA
1 stop11h 09m
Frontier
Tue 4/77:00 am
DCA
-
IAH
1 stop15h 50m
Frontier
Deal found 3/6$190
This Frontier deal was found by Cheapflights users on 3/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:56 pm
IAH
-
DCA
1 stop12h 06m
Frontier
Mon 4/131:00 pm
DCA
-
IAH
1 stop12h 48m
Frontier
Deal found 3/6$191
This Booking.com deal was found by Cheapflights users on 3/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:56 pm
IAH
-
DCA
1 stop22h 03m
Frontier
Sun 4/127:00 am
DCA
-
IAH
1 stop18h 48m
Frontier
Deal found 3/8$192
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/1310:28 pm
IAH
-
DCA
1 stop13h 32m
Frontier
Tue 4/211:59 pm
DCA
-
IAH
1 stop10h 57m
Frontier
Deal found 3/10$195
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:37 pm
IAH
-
DCA
1 stop8h 22m
Frontier
Mon 4/208:00 am
DCA
-
IAH
1 stop17h 48m
Frontier
Deal found 3/6$198
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:56 pm
IAH
-
DCA
1 stop22h 03m
Frontier
Thu 4/166:00 pm
DCA
-
IAH
1 stop7h 48m
Frontier
Deal found 3/9$200
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:00 am
IAH
-
DCA
1 stop28h 02m
Frontier
Tue 4/148:00 am
DCA
-
IAH
1 stop8h 07m
Frontier
Deal found 3/9$201
This Southwest deal was found by Cheapflights users on 3/9. 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.
Wed 4/18:25 am
HOU
-
DCA
Nonstop2h 50m
Southwest
Tue 4/76:55 pm
DCA
-
HOU
Nonstop3h 25m
Southwest
Deal found 3/9$355
This Southwest deal was found by Cheapflights users on 3/8. 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.
Tue 3/318:25 am
HOU
-
DCA
Nonstop2h 50m
Southwest
Sat 4/412:00 pm
DCA
-
HOU
Nonstop3h 40m
Southwest
Deal found 3/8$359
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/318:25 am
HOU
-
DCA
Nonstop2h 50m
Southwest
Tue 3/312:00 pm
DCA
-
HOU
1 stop5h 50m
Southwest
Deal found 3/10$365

Find flight deals from Houston to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Reagan-National (DCA). 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 March 10, 2026.

Round-trip from

$179
(Trip.com)

One-way from

$88
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$433
From Houston to Washington, D.C. Reagan-National
Search Deals
One-way flight from Houston to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Reagan-National 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 March 10, 2026.
Use the filters below to find and compare flights from Houston to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 5/20

7:45 am-4:59 pm

1 stop8h 14m

Washington, D.C. Reagan-National

Sun 5/24

2:00 pm-11:40 pm

1 stop10h 40m

$290

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 4/1

7:30 am-11:35 am

Nonstop3h 05m

Washington, D.C. Reagan-National

Tue 4/7

7:59 pm-10:34 pm

Nonstop3h 35m

$355
Quickest round-trip

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 4/1

7:25 pm-11:15 pm

Nonstop2h 50m

Washington, D.C. Reagan-National

Tue 4/7

1:10 pm-3:35 pm

Nonstop3h 25m

$355

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 5/5

11:00 am-6:20 pm

2 stops6h 20m

Washington, D.C. Reagan-National

Wed 5/6

1:10 pm-3:35 pm

Nonstop3h 25m

$370

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Sat 5/23

10:27 am-5:05 pm

1 stop5h 38m

Washington, D.C. Reagan-National

Tue 5/26

4:00 pm-10:26 pm

1 stop7h 26m

$379

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Mon 5/4

8:25 am-12:20 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Wed 5/6

6:55 pm-9:20 pm

Nonstop3h 25m

$379

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 5/20

2:20 pm-11:44 pm

1 stop8h 24m

Washington, D.C. Reagan-National

Sat 5/23

3:59 pm-11:54 pm

1 stop8h 55m

$380

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 5/20

2:20 pm-11:44 pm

1 stop8h 24m

Washington, D.C. Reagan-National

Thu 5/28

7:59 am-3:22 pm

1 stop8h 23m

$380

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 4/29

6:05 pm-10:15 pm

Nonstop3h 10m

Washington, D.C. Reagan-National

Wed 5/6

6:00 am-8:31 am

Nonstop3h 31m

$387

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 5/14

7:35 am-11:40 am

Nonstop3h 05m

Washington, D.C. Reagan-National

Tue 5/19

11:05 am-1:37 pm

Nonstop3h 32m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from Houston to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Reagan-National. Price data was last updated on March 6, 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Houston to Washington, D.C. Reagan-National Airport (average of $130). Flying from Houston to Washington, D.C. Reagan-National Airport in February is currently the most expensive (average of $270). 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 DCA?

Find hourly flight availability from Houston to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

A simple way to save on the total cost of your ticket is to fly from Houston to Washington, D.C. Reagan-National Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Houston to Washington, D.C. Reagan-National Airport?

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

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

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

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

About 25% of weekly flights between Houston and Washington, D.C. have experienced delays in the past year, with the average delay time being 131 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 at night 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 Friday 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 25% of flights being delayed.

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

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated March 10, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Houston to Washington, D.C. Reagan-National Airport. 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
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,317 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Delta
7.9
Good
8,278 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
United Airlines
7.4
Good
9,414 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
American Airlines
7.1
Good
11,419 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,034 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

Find useful and relevant information for your journey from Houston to Reagan-National. 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. Reagan-National Airport?

    A quick flight from Houston to Washington, D.C. Reagan-National Airport can take about 2h 50m. Frontier provides one of the quickest options available for as low as $355. The distance between Houston and Washington, D.C. Reagan-National Airport is about 1216 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. Reagan-National Airport round-trip?

    Our cheapest airline available from Houston to Washington, D.C. Reagan-National Airport is Frontier. Our recent data shows that you can find tickets from as low as $128 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $144 and $147 round-trip. Frontier is priced at 66% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $66. American Airlines flights start at $120 while deals on United Airlines start at $134 one-way.

  • What are the cheapest flights from Houston to Washington, D.C. Reagan-National Airport?

    While on average a flight from Houston to Washington, D.C. Reagan-National Airport is generally $448, our data shows the cheapest flight currently is $177. When looking at the most popular route, (Houston Hobby - Washington, D.C. Reagan-National), you can expect to pay $190 for that flight.

  • Can I find deals for flights from Houston to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Houston to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Reagan-National?

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

  • Can I find deals for business class flights from Houston to Reagan-National?

    Yes. Cheapflights offers flight deals from Houston to Reagan-National 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. Reagan-National Airport?

    Currently, November is the cheapest month in which you can book a flight from Houston to Washington, D.C. Reagan-National Airport (average of $130). Flying from Houston to Washington, D.C. Reagan-National Airport in February is currently the most expensive (average of $270). 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. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Houston to Reagan-National

Discover the top 5 airlines that operate flights from Houston to Reagan-National. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$265FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$326FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$147Average$436FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$181Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$221Average$378FlexibilityNo cancel feeOn-time63%

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