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Reagan-National

$84+ Cheap flights from George Bush Intcntl (IAH) 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DCA
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Washington, D.C. Reagan-National are usually found in September or February, booked 67 days in advance, depart on a Tuesday or Thursday and return on a Friday

Cheap flight deals from George Bush Intcntl to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 August 18, 2025.

Round-trip from

$167
(CheapOair)

One-way from

$84
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$381

Good round-trip deal

$259 or less

Good one-way deal

$158 or less
From Houston George Bush Intcntl to Washington, D.C. Reagan-National
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One-way flight from Houston George Bush Intcntl to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Washington, D.C. Reagan-National.
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Find flight deals from George Bush Intcntl to Reagan-National

Cheapest flights from George Bush Intcntl to Reagan-National
Explore the most affordable flight options available from George Bush Intcntl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This CheapOair deal was found by Cheapflights users on 8/17. 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.
Fri 9/269:08 pmIAH - DCA
1 stop23h 51mFrontier
Mon 9/297:00 amDCA - IAH
1 stop17h 39mFrontier
Deal found 8/17$167
This Gotogate deal was found by Cheapflights users on 8/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/139:08 pmIAH - DCA
1 stop14h 02mFrontier
Sun 9/146:00 pmDCA - IAH
1 stop18h 09mFrontier
Deal found 8/17$168
This Booking.com deal was found by Cheapflights users on 8/15. 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.
Mon 9/299:08 pmIAH - DCA
1 stop23h 51mFrontier
Wed 10/17:00 amDCA - IAH
1 stop15h 14mFrontier
Deal found 8/15$169
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:25 amIAH - DCA
1 stop5h 57mAmerican Airlines
Sat 10/185:20 pmDCA - IAH
1 stop5h 47mAmerican Airlines
Deal found 8/17$186
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:35 amIAH - DCA
1 stop6h 19mAmerican Airlines
Tue 9/92:15 pmDCA - IAH
Nonstop3h 17mAmerican Airlines
Deal found 8/16$187
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Sat 10/114:42 pmIAH - DCA
1 stop18h 22mFrontier
Wed 10/151:00 pmDCA - IAH
1 stop22h 29mFrontier
Deal found 8/17$193
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Thu 9/256:15 amIAH - DCA
1 stop28h 55mFrontier
Sun 9/287:00 amDCA - IAH
1 stop29h 09mFrontier
Deal found 8/17$195
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:08 pmIAH - DCA
1 stop24h 51mFrontier
Mon 9/226:00 pmDCA - IAH
1 stop28h 14mFrontier
Deal found 8/17$197
This CheapOair deal was found by Cheapflights users on 8/17. 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 9/237:30 amIAH - DCA
1 stop8h 29mFrontier
Thu 9/256:00 pmDCA - IAH
1 stop18h 09mFrontier
Deal found 8/17$199
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Sat 10/187:00 amIAH - DCA
1 stop13h 59mFrontier
Wed 10/227:00 amDCA - IAH
1 stop17h 36mFrontier
Deal found 8/17$200
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:30 amIAH - DCA
1 stop27h 41mFrontier
Wed 9/31:00 pmDCA - IAH
1 stop23h 09mFrontier
Deal found 8/17$202

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 August 18, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

George Bush Intcntl

Fly to

Reagan-National

Route

Depart

Return

Price

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 10/11

4:42 pm-12:04 pm

1 stop18h 22m

Washington, D.C. Reagan-National

Sat 10/18

7:00 am-11:24 pm

1 stop17h 24m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 10/30

6:00 am-9:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

Fri 10/31

1:00 pm-11:39 pm

1 stop11h 39m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Mon 9/8

9:08 pm-4:59 pm

1 stop18h 51m

Washington, D.C. Reagan-National

Wed 9/10

1:00 pm-9:14 pm

1 stop9h 14m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 9/18

6:15 am-9:59 pm

1 stop14h 44m

Washington, D.C. Reagan-National

Tue 9/23

6:00 pm-9:14 pm

1 stop28h 14m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 9/17

7:30 am-12:10 pm

1 stop27h 40m

Washington, D.C. Reagan-National

Wed 9/24

7:00 am-11:09 am

1 stop29h 09m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 9/19

9:08 pm-4:59 pm

1 stop18h 51m

Washington, D.C. Reagan-National

Mon 9/22

7:00 am-11:39 pm

1 stop17h 39m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 9/26

9:08 pm-9:59 pm

1 stop23h 51m

Washington, D.C. Reagan-National

Mon 9/29

7:00 am-11:39 pm

1 stop17h 39m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Mon 9/15

9:08 pm-4:59 pm

1 stop18h 51m

Washington, D.C. Reagan-National

Fri 9/19

1:00 pm-11:50 pm

1 stop11h 50m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Mon 9/29

6:15 am-9:59 pm

1 stop14h 44m

Washington, D.C. Reagan-National

Wed 10/1

7:00 am-11:09 am

1 stop29h 09m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 9/12

6:15 am-4:59 pm

1 stop9h 44m

Washington, D.C. Reagan-National

Mon 9/15

1:00 pm-11:39 pm

1 stop11h 39m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 19 results
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The best insider tips for Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport trip
Airports
IAH

Check the IAH Depart tab for current security wait times at all terminals to save time before your flight.

Read more about IAHby Evie Carrick
DCA

Use DCA's dedicated Metro stop on the Yellow and Blue lines for affordable access to downtown D.C. and nearby Maryland.

Read more about DCAby Emily Zemler
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

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 Zemler

Emily Zemler

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

Best time to book a flight from George Bush Intcntl to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from George Bush Intcntl 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 George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Reagan-National. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport, you should look to book at least 67 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 month to book a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 IAH to DCA?

Find hourly flight availability from George Bush Intcntl 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 August 18, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Reagan-National. Price data was last updated on August 17, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight should consider departing on Thursday 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.

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 August 18, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,038 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,212 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport round-trip?

    Spirit Airlines, at $97, was found to be the cheapest airline from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include Frontier and Delta. Users have found that Spirit Airlines is 73% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport on time: Mesa Airlines (100%), Air New Zealand (59%), United Airlines (55%).

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

    While on average a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport is generally $318, our data shows the cheapest flight currently is $80. When looking at the most popular route, (Houston George Bush Intcntl - Washington, D.C. Reagan-National), you can expect to pay $167 for that flight.

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

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

  • How can I find direct flights from George Bush Intcntl to Reagan-National?

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

  • Can I find deals for business class flights from George Bush Intcntl to Reagan-National?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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Alternative routes for George Bush Intcntl to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Baltimore flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Baltimore flights

Top 5 airlines flying from George Bush Intcntl to Reagan-National

Discover the top 5 airlines that operate flights from George Bush Intcntl 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$97Average$185FlexibilityNo cancel feeOn-time65%
FrontierCheapest$143Average$311FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$336FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$177Average$288FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$239Average$391FlexibilityNo cancel feeOn-time69%

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